419 Solidity Jobs - Page 7

We are seeking a highly skilled and experienced Senior Blockchain Developer to take a leading role in the design, development, and maintenance of our Centralized Exchange (CEX) platform. The ideal candidate will have a deep understanding of blockchain technology, cryptocurrency protocols, and the specific architectural challenges of building a high-frequency, secure, and scalable trading platform. You will be responsible for the core blockchain infrastructure, including wallet management, transaction processing, and integration with various blockchain networks. Key Responsibilities CEX Architecture: Design, build, and maintain the core components of our CEX, ensuring high availability, low latency, and robust security. Wallet Infrastructure: Develop and manage a secure and scalable wallet infrastructure for a wide range of cryptocurrencies. This includes hot, warm, and cold wallet solutions, and ensuring the safe storage of user funds. Blockchain Integration: Integrate new blockchain networks and tokens onto the platform, staying up-to-date with the latest developments in the crypto space. Transaction Processing: Build and optimize the transaction processing engine to handle a high volume of deposits, withdrawals, and internal transfers efficiently and accurately. Security: Implement industry-leading security practices to protect the platform and user assets from threats. Conduct regular security audits and work with security teams to address vulnerabilities. Smart Contracts: Develop and deploy smart contracts for various platform features, such as staking, lending, or other DeFi products integrated into the CEX. Performance and Scalability: Continuously monitor and improve the performance and scalability of the blockchain infrastructure to support a growing user base and trading volume. Collaboration: Work closely with front-end developers, back-end engineers, product managers, and other stakeholders to deliver a seamless user experience. Mentorship: Mentor junior developers and contribute to a culture of technical excellence within the team. Required Skills and Qualifications Experience: 5+ years of professional software development experience, with at least 3 years in a blockchain-focused role. CEX/Crypto Exchange Experience: Proven experience in building or contributing to a centralized cryptocurrency exchange or a similar high-frequency trading platform. Programming Languages: High proficiency in one or more of the following languages: Go, Rust, C++, Java, or Python. Blockchain Protocols: Deep understanding of the architecture and technical details of major blockchain networks like Bitcoin, Ethereum (and EVM-based chains), Solana, etc. Wallet Technology: In-depth knowledge of cryptocurrency wallets, including key management, transaction signing, and address generation. Smart Contracts: Experience in writing, testing, and deploying smart contracts using Solidity, Rust, or a similar language. Databases: Strong experience with both SQL and NoSQL databases (e.g., PostgreSQL, MySQL, Redis). APIs: Experience in designing and consuming RESTful and WebSocket APIs. Security Mindset: A strong understanding of blockchain security principles and best practices for securing a CEX platform. Problem-Solving: Excellent analytical and problem-solving skills, with the ability to tackle complex technical challenges. Preferred Qualifications Experience with high-frequency trading (HFT) systems and low-latency architecture. Familiarity with cloud platforms like AWS, Google Cloud, or Azure. Experience with containerization and orchestration technologies (Docker, Kubernetes). Knowledge of cryptographic principles and libraries. Understanding of financial market data structures and trading concepts. Experience with compliance and regulatory requirements in the cryptocurrency space. Contributions to open-source blockchain projects. What We Offer Competitive salary and performance-based bonuses. (20L-30L)PA Employee stock options. Comprehensive health insurance.

Job Description We are looking for a skilled Blockchain Developer with hands-on experience in Solana (Rust + Anchor) and EVM-compatible chains (Ethereum, Polygon, Base, BSC). The ideal candidate should have expertise in smart contract development, cross-chain interoperability, and full-stack dApp development with React and Web3 integrations. You will work on building secure, scalable, and user-centric decentralized applications with seamless wallet and blockchain integrations. Immediate joiners preferred. Responsibilities Develop and deploy smart contracts on Solana (Rust + Anchor) and EVM-based networks using Solidity Build full-stack dApps with React.js/Next.js, Web3.js/Ethers.js, and wallet integrations (MetaMask, Phantom, WalletConnect) Implement cross-chain features using LayerZero, Wormhole, or Axelar (bridging, syncing, wrapped tokens) Write secure, gas-optimized contracts and perform thorough testing (Mocha, Jest, Anchor test suite, Hardhat, Foundry) Integrate backend services with Node.js, GraphQL/REST APIs, PostgreSQL/MongoDB, and Redis (optional) Automate deployments using Docker and CI tools (GitHub Actions, GitLab CI) Monitor and troubleshoot on-chain activity using tools like Tenderly, Etherscan APIs, and Solana Explorer Collaborate with frontend and DevOps teams to ensure great UI/UX and scalable infrastructure Required Skills & Experience 3+ years of full-stack development experience. 1+ year of hands-on Solana smart contract development (Rust + Anchor). Proficiency in Solidity and EVM tools (Hardhat, Foundry, Truffle). Strong knowledge of Web3 wallet integration, blockchain architecture, and RPC interactions. Experience with DeFi, NFTs, DAOs, and decentralized storage (IPFS, Arweave). Familiarity with authentication protocols like JWT, OAuth2, and SIWE (Sign-In With Ethereum/Solana). Understanding of smart contract vulnerabilities and Web3 security best practices. Experience with zk-rollups (zk-SNARKs, zkSync, StarkNet). Exposure to other chains like Cosmos, NEAR, or React Native/mobile dApps. Contributions to open-source blockchain projects. Knowledge of MEV, gas fee estimation, and bridging mechanics across chains.

We're hiring a Solana Blockchain Developer to design, develop, and deploy smart contracts using Rust and the Anchor framework . If you have hands-on experience with Solana dApps, NFT marketplaces, or DeFi platforms and a passion for building secure, scalable Web3 products wed like to have you on board! NOTE: We're accepting applications from Mumbai-based professionals only. Candidates planning to relocate will not be considered. Immediate joinee are required. Key Responsibilities: Design, develop, and deploy Solana smart contracts using Rust for production-ready decentralized applications. Build and maintain NFT marketplaces , DeFi platforms , and other blockchain applications on Solana. Optimize smart contract architecture for performance, compute unit efficiency, and scalability . Integrate Solana smart contracts with frontend and backend systems . Collaborate closely with product, frontend, and backend teams to deliver robust end-to-end blockchain solutions Write unit and integration tests for smart contracts and conduct code reviews . Prepare clear documentation for architecture, smart contract logic, and development patterns. Required Skills & Qualifications: Minimum 1 year to 2 years of professional experience in building and deploying Solana smart contracts in Rust . Strong knowledge of the Anchor framework for Solana program development. Experience working on NFT marketplaces, DeFi applications , or other blockchain-based products. Solid understanding of Solanas architecture Accounts, PDAs, Rent, Compute Budgets, etc. Proficiency with Rust programming and smart contract security fundamentals. Familiarity with Solana development tools like Anchor CLI, Solana CLI, Phantom wallet integration , etc. Experience debugging and deploying Solana programs to Mainnet or Devnet . Strong problem-solving skills and ability to work both independently and collaboratively. Nice-to-Have (Bonus) Skills: Knowledge of EVM-compatible blockchains (Ethereum, Polygon, BSC, etc.). Familiarity with Solidity, Hardhat, Foundry, or Remix . Understanding of ERC standards (ERC-20, ERC-721, ERC-1155). Experience with Web3 integrations using web3.js, ethers.js, or solana/web3.js. Awareness of cross-chain technologies , bridges, oracles, and Layer 2 solutions. Basic backend development skills with Node.js . Job Type: Full-time Pay: ₹25,000.00 - ₹30,000.00 per month Benefits: Flexible schedule Schedule: Day shift Supplemental Pay: Yearly bonus Education: Bachelor's (Required) Experience: Solana Blockchain: 1 year (Required) Location: Powai, Mumbai, Maharashtra (Required) Work Location: In person Expected Start Date: 07/10/2025

We are looking for an enthusiastic and passionate person from the software or education industry to be a part of our family who can lead the team of students towards a bright future, will educate students in a technological field. You will develop technical training programs and help others develop skills that will make them better professionals. Training Managers must be extremely knowledgeable in his field of expertise and possess solid technical aptitude. Additionally, we expect you to be an excellent communicator, able to explain complex subjects in a clear and interesting way. The goal is to contribute to the development of people's technical/IT skills to meet organizational needs. Position: IT Trainer/ Faculty Member Experience - 2+ years in teaching programming language Location Mohali, Punjab Job Description: Contribute to all phases of the development life-cycle of the students and train a dynamic team of students. Should possess strong knowledge of JavaScript, Typescript, Angular JS, React JS, Node JS, and DBMS along with a passion for Blockchain. Good to have knowledge of Rust and Solidity Excellent in any of the programming languages. Ready to upgrade the idle candidates. Should stay up-to-date with the latest development in the field. Facilitating the student's available resources such as curriculum, data, hardware, etc. Upgrading the students knowledge quality by taking them through the important functionalities of technologies. Sharply train the student's minds in analyzing the problem-solving ability of the students Train and guide the students to analyze the errors and design strategies to overcome them. Lead learning enhancement through developing assignment and assessment modules Integrate the use of advanced technology for upscale training quality, and develop plans to track and monitor the progress of students. Should be capable of completing the assigned module in the given time. Conduct regular research for further enhancement of curriculum on a regular basis. Should be able to communicate and connect with students in an effective way. Maintain individual and group training records Organize and promote courses Prepare teaching/course materials Proctor course examinations Develop and deliver programs of learning activities Check and assess (grade) students work and deliver feedback with course grades Apply new technologies to deliver courses and improve the learning experience for students. Keep personal IT skills and knowledge up to date

Job Description Who We Are At Goldman Sachs, we connect people, capital and ideas to help solve problems for our clients. We are a leading global financial services firm providing investment banking, securities and investment management services to a substantial and diversified client base that includes corporations, financial institutions, governments and individuals. A Software Engineer within the Global Digital Assets Engineering, an opportunity to be part of the cutting-edge GS Engineering organization, with a firm-wide mandate to support the Goldman Sachs businesses across build, buy, partnership and deliver high-impact, innovative, transformative and even disruptive technology solutions and software platforms across the continuum of distributed ledger technology, public and private enterprise blockchains, cryptocurrency, digital assets and decentralized financial (DeFi). You will work closely with other engineering teams and business stakeholders to deliver solutions that drive, improve and transform a variety of GS businesses, across Global Markets, Investment Banking, Asset Management, Consumer and Wealth Management. Basic Qualifications How You Will Fulfill Your Potential Design, develop, test, deploy, maintain and improve digital assets products and software solutions using distributed ledger technology, blockchain smart contracts and networks Design, develop, test, deploy, maintain and improve digital assets products and trade flows on inhouse GS technology stack, such as trading, pricing and risk management systems (e.g. SecDB), client delivery systems (e.g. Marquee), data feeds to trade processing, settlement and ledger systems, etc. Lead and manage individual project deliverables, partner with business, operations and federation teams, other engineering teams to launch products, platforms and deliver business outcome Research and build up deep expertise on latest distributed ledger technology protocols, programming and cryptographic algorithms. Skills & Experience We Are Looking For Engineering graduate with 6+ years of software development experience in one or more general purpose programming languages such as Java, Python or C/C++. Strong 3+ years of software development experience building digital asset solutions on blockchain platforms such as Ethereum, Corda, Quorum, Hyperledger Besu, Hyperledger Fabrics, Bitcoin Strong proficiency in smart contract programming using Solidity, Java, Go, Rust, etc., design blockchain and DeFi applications with performance, resiliency, security and privacy Experience of using a test driven development approach and associated testing tools Excellent communication and follow-through, analytical, self-motivated, attention to detail. Preferred Qualifications Master’s degree, further education or experience in engineering, computer science or other technical related field Experience with developing decentralized applications in any of the below finance domains: Securities lifecycle processing (Issuance, Trading, Market Making, Clearing and Settlement, Custody and Financing), Cryptocurrency and Decentralized Exchanges, Digital Money and Payment Deep knowledge with underlying blockchain technology and protocols in consensus algorithms, cryptography, transaction and state models. Goldman Sachs Engineering Culture At Goldman Sachs, our Engineers don’t just make things – we make things possible. Change the world by connecting people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable software and systems, architect low latency infrastructure solutions, proactively guard against cyber threats, and leverage machine learning alongside financial engineering to continuously turn data into action. Create new businesses, transform finance, and explore a world of opportunity at the speed of markets. Engineering is at the critical center of our business, and our dynamic environment requires innovative strategic thinking and immediate, real solutions. Want to push the limit of digital possibilities? Start here! © The Goldman Sachs Group, Inc., 2025. All rights reserved. Goldman Sachs is an equal employment/affirmative action employer Female/Minority/Disability/Veteran/Sexual Orientation/Gender Identity.

Job description Blockchain Developer (5-7 Years Experience) Location: Ahmedabad and Chennai Salary: As per Industry Standards Joining: Immediate or as per availability Company Brief: At GMI, we're at the forefront of technology, pioneering innovative solutions that revolutionize businesses worldwide. Specializing in Data, AI/ML, Web 3.0, and IoT, we equip organizations to confidently embrace the ever-evolving digital landscape. Our commitment to excellence goes beyond technology, offering premium talent services to ensure a comprehensive approach to your growth journey. Note: Candidates those who are from PHD background are also welcome for R&D roles Responsibilities: Design & implement blockchain solutions with secure architectures Develop & deploy smart contracts, DApps, and Web 3.0 integrations Optimize performance, scalability & security of blockchain applications Collaborate with cross-functional teams for seamless product development Stay ahead of blockchain trends & contribute to innovative solutions Requirements: ✔5-7 years of experience in Ethereum, Binance Smart Chain, or other blockchains ✔ Proficiency in Solidity, smart contract development, and DApp frameworks ✔ Strong knowledge of ReactJS, Node.js, Python, and Git ✔ Experience with decentralized storage, identity management, and cloud deployments ✔ Bachelor’s/Master’s in CS, EE, or related field Join GMI to drive the blockchain revolution! Apply now. Job Type: Full-time Benefits: Health insurance Provident Fund Location Type: In-person Schedule: Day shift Work Location: In person

Job Title: Blockchain Developer Location: Hyderabad Experience: 8-12 years Employment Type: Full-time Job Summary: We are looking for a highly skilled and motivated Blockchain Developer to join our team. The ideal candidate will have hands-on experience with Solidity programming , Ethereum network setup , and enterprise blockchain frameworks like Hyperledger Fabric , Kaleido , and r3 Corda . You will be responsible for designing, developing, and deploying blockchain-based solutions tailored to business needs. Key Responsibilities: Design and develop smart contracts using Solidity on the Ethereum platform. Set up, configure, and manage Ethereum networks for development and testing. Build and implement decentralized applications (dApps) integrating with various blockchain protocols. Develop enterprise-grade blockchain solutions using Hyperledger Fabric , Kaleido , and r3 Corda . Propose and design innovative use cases leveraging blockchain technologies to solve real-world business problems. Collaborate with product teams to analyze requirements and convert them into technical solutions. Ensure the security and scalability of blockchain-based applications. Stay updated with the latest trends and advancements in the blockchain space. Required Skills: Proficient in Solidity and smart contract development. Experience with Ethereum network setup and configuration. Hands-on experience with Hyperledger Fabric , Kaleido , and r3 Corda . Strong understanding of blockchain architecture, consensus mechanisms, and cryptographic principles. Familiarity with tools such as Truffle, Ganache, Web3.js, Remix, and Metamask. Proficiency in backend programming languages like Node.js, Go, or Java is a plus. Experience with DevOps tools and CI/CD for blockchain environments is a plus. Qualifications: Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field. Prior experience in blockchain development or working on blockchain projects. Strong problem-solving skills and the ability to work in a fast-paced, collaborative environment. Preferred: Certification in Blockchain technologies. Experience in designing POCs using Blockchain, Hyperledger Fabric , or r3 Corda for enterprise applications.

Job Title : Full-Stack Developer (Contract based) Location: In Office - Navi Mumbai Type: Full-time We’re seeking a skilled Full-Stack Developer with a strong focus on backend development to join our dynamic team. The ideal candidate is experienced in building scalable applications using modern web technologies and has hands-on expertise with both traditional and blockchain stacks. Tech Stack Frontend: JavaScript, ReactJS, NextJS, Redux, GSAP Backend: PHP, JavaScript, Laravel, NestJS, Filament-PHP, GraphQL Database: PostgreSQL Requirements Proven experience with back-end development, especially with NestJS, Laravel, and GraphQL. Solid front-end skills with ReactJS and NextJS. Proficiency in PostgreSQL and designing scalable APIs. Experience with Solidity or Rust is a strong plus. Strong problem-solving and collaboration skills. Plus Points: If you have knowledge in data architecture a d blockchain Perks: Flexible hours, remote work, growth opportunities, and a collaborative team culture. Apply with your resume and portfolio. Show us what you’ve built! Send your resume to: recruiter.chinmaya@aticanlabs.com / hr@thefastway.in Job Type: Full-time Benefits: Paid sick time Schedule: Day shift Monday to Friday Supplemental Pay: Performance bonus Ability to commute/relocate: CBD Belapur, Navi Mumbai, Maharashtra: Reliably commute or planning to relocate before starting work (Preferred) Experience: Full-stack development: 1 year (Required) Location: CBD Belapur, Navi Mumbai, Maharashtra (Required) Willingness to travel: 25% (Preferred) Work Location: In person Expected Start Date: 22/07/2025

Position : Technical Lead Location : Surat, Gujarat. (Onsite) ✅ Key Responsibilities 🚀 Architecture & System Design · Define scalable, secure, and modular architectures. · Implement high-availability patterns (circuit breakers, autoscaling, load balancing). · Enforce OWASP best practices, role-based access, and GDPR/PIPL compliance. 💻 Full-Stack Development · Oversee React Native & React.js codebases; mentor on state management (Redux/MobX). · Architect backend services with Node.js/Express; manage real-time layers (WebSocket, Socket.io). · Integrate third-party SDKs (streaming, ads, offerwalls, blockchain). 📈 DevOps & Reliability · Own CI/CD pipelines and Infrastructure-as-Code (Terraform/Kubernetes). · Drive observability (Grafana, Prometheus, ELK); implement SLOs and alerts. · Conduct load testing, capacity planning, and performance optimization. 👥 Team Leadership & Delivery · Mentor 5–10 engineers, lead sprint planning, code reviews, and Agile ceremonies. · Collaborate with cross-functional teams to translate roadmaps into deliverables. · Ensure on-time feature delivery and manage risk logs. 🔍 Innovation & Continuous Improvement · Evaluate emerging tech (e.g., Layer-2 blockchain, edge computing). · Improve development velocity through tools (linters, static analysis) and process optimization. 📌 What You’ll Need · 5+ years in full-stack development, 2+ years in a lead role · Proficient in: React.js, React Native, Node.js, Express, AWS, Kubernetes · Strong grasp of database systems (PostgreSQL, Redis, MongoDB) · Excellent communication and problem-solving skills · Startup or gaming experience a bonus 🎯 Bonus Skills · Blockchain (Solidity, smart contracts), streaming protocols (RTMP/HLS) · Experience with analytics tools (Redshift, Metabase, Looker) · Prior exposure to monetization SDKs (PubScale, AdX)

Job Title: Full Stack Lead (Remote) Company: Solidity Technologies Location: Remote (Company based in Delhi NCR) Type: Full-Time About Solidity Technologies We’re an IT services firm focused on building clean, scalable front-end and back-end solutions for startups and scale-ups. Our team works with fast-moving companies across multiple sectors, delivering products that actually ship. What You’ll Do Lead development across both web and mobile apps Manage a team of engineers and ensure quality, timelines, and delivery Own the architecture and hands-on coding across the stack Work directly with clients and internal stakeholders Set development standards and mentor junior devs What We Expect 5+ years of hands-on experience with: Next.js TypeScript React Native Node.js Strong command over both front-end and back-end workflows Solid understanding of UI/UX best practices Proven experience in leading dev teams Comfortable interfacing with clients and managing projects Clear communication and strong problem-solving skills Bonus Experience with databases, cloud deployment (AWS/GCP), or DevOps is a plus

Role: Blockchain Developer Engineer Experience Level: 2-4 Years What youll do: We are looking for a highly capable blockchain developer to design, implement, and distribute a secure blockchain-based network. You will be analyzing our blockchain needs, designing customized blockchain technologies, and launching and maintaining our blockchain network. To ensure success as a blockchain developer, you should possess extensive knowledge of programming languages used for blockchain development and experience in cryptography. An outstanding blockchain developer will be someone whose expertise translates into secure, fast, and efficient digital transactions. Role & Responsibilities: Collaborating with managers to determine blockchain technology needs and envisaged functionalities. Creating application features and interfaces by using programming languages and writing multithreaded codes. Applying the latest cryptology techniques to protect digital transaction data against cyberattacks and information hacks. Creating and leveraging Smart contracts Maintaining client and server-side applications. Optimizing and securing blockchain applications by integrating new tools and technologies. Educating sales personnel on blockchain features that allow secure digital payments. Documenting blockchain development processes and complying with best practices in data protection. Keeping up with current blockchain technologies and cryptography methods. Technical skills: Must have: Bachelor's degree in information security, computer science, or related. Advanced proficiency in programming languages, such as Python, C++, and Java. Extensive experience in back-end development, algorithms, and data structures. Knowledge of cryptography and blockchain protocols. In-depth knowledge of best practices in blockchain management and data protection. Advanced analytical and problem-solving skills. Superb organizational skills and keen attention

We are seeking a talented and motivated Solana Developer to join our team. If you are passionate about blockchain technology and have hands-on experience in developing on the Solana ecosystem, we would love to hear from you. Key Responsibilities: 1. Anchor and Rust Development: Expertise in developing smart contracts using Anchor Framework and Rust. Ability to design, build, and deploy secure and efficient Solana programs. 2.Token Metadata and Tools: Experience working with tools like Metaplex for managing token metadata and NFT standards. 3. Liquidity Providers and Protocols: Familiarity with liquidity protocols such as Raydium, Meteora, and other Solana-based DeFi platforms. 4. Telegram Bot Development: Proficiency in developing Telegram bots using Node.js for blockchain-based functionalities. 5. In-depth Knowledge of Solana Blockchain: Comprehensive understanding of Solanas architecture and ecosystem, including: Rent mechanics, priority fees, lamports, Compute Units (CUs), and other operational concepts.

Title: Blockchain Developer – Decentralised application Type: Full-time Experience: 2–4+ years We’re looking for a passionate and skilled Blockchain Developer to build and maintain smart contracts on Ethereum Chain & Solona for cutting-edge NFT and Web3 applications . You’ll work closely with our frontend and backend teams to deploy scalable, secure, and gas-efficient contracts across Ethereum and Layer 2 chains. 🔧 Responsibilities Write, test, and deploy smart contracts (ERC-721, ERC-1155, EIP-2981) Integrate contracts with frontend (React + Web3.js/Ethers.js) Optimize contracts for gas and upgradeability Collaborate with cross-functional teams Support audit and test coverage efforts ✅ Must-Have Skills 2–4+ years of Solidity development experience 1-2+ years of Solona + Rust experience Hands-on with Hardhat / Foundry, OpenZeppelin contracts Deep knowledge of NFTs, standards (ERC-721, ERC-1155), royalties Proficient in Web3.js or Ethers.js Testnet / Mainnet deployment experience Git experience 🌟 Nice to Have Multi-chain deployment (Polygon, Arbitrum, etc.) OpenSea SDK, Alchemy, Moralis, The Graph Knowledge of DAOs, fractional NFTs, governance Node.js for backend metadata handling Governance platform 🚀 Why Work With Us Work on high-impact Web3 projects Collaborative and forward-thinking team

Blockchain & dApp Developer FullTime & Remote We are looking for a highly skilled Blockchain & dApp developer to join our team and drive the development of our next-generation financial technology products. As a Blockchain & dApp Developer, you will play a pivotal role in the design, development, and deployment of innovative blockchain solutions, working on projects that are integral to our mission, including the architecturing and development of decentralised finance (DeFi) platforms, smart contract writing, AA smart wallets, and the architecture of cross-chain applications. Thus, the ideal candidate will have a strong background in smart contract development and decentralised application (dApp) development, focusing on DeFi platforms and cross-chain integration. Key Responsibilities: ● Smart Contract Development: Write, test, and deploy secure smart contracts in Solidity, primarily for the Ethereum network, ensuring seamless cross-chain compatibility. ● dApp Development: Lead the design and development of decentralised applications (dApps) on Ethereum, Binance Smart Chain, and Solana. ● DeFi Solutions: Architect and develop innovative DeFi and synthetic financial solutions, integrating them with existing protocols. ● Security and Performance: Maintain high standards of blockchain security and performance throughout the development lifecycle. ● Innovation Leadership: Collaborate with cross-functional teams to brainstorm and develop new features, focusing on both user experience and technical implementation. ● Independent Development: Take ownership of multi-chain application architecture and development from day one, delivering high-quality solutions with minimal supervision. ● Secondary Responsibilities: Contribute to the development of blockchain modules using Cosmos SDK where necessary, while focusing primarily on Ethereum-based solutions. Qualifications: ● Minimum of 3 years of experience in blockchain development, with a solid track record of writing verified, secure smart contracts in Solidity currently in use. ● Proven and extensive hands-on experience in developing and deploying dApps on the Ethereum Network and other key blockchains such as Binance and Solana. ● Multi-chain Applications: Ability to independently architect and develop multi-chain ● Strong background in software security and bug hunting, with a focus on blockchain technologies. ● Proficiency in Solidity is essential. Proficiencies in Go, Rust, and C++ are an added advantage. ● Extensive experience in Ethereum and familiarity with other key blockchains like Binance, Solana, and Cosmos. ● Proven track record in developing and deploying dApps and DeFi platforms. ● Strong understanding of blockchain security best practices and data protection. ● Demonstrated ability to lead complex projects from conception through to completion. ● Demonstrable contributions to Web3 open-source projects. ● Advanced analytical skills with the ability to solve complex technical challenges in blockchain development. Essential Proficiencies: ● Solidity ● Vyper ● JavaScript, react.js, typescript ● web3.js library Soft Skills: ● Communication: Excellent communication skills, with the ability to clearly articulate complex technical concepts to a diverse audience. ● Team Collaboration: Strong collaborative skills, with a track record of successfully working in cross-functional teams. ● Problem-Solving: A proactive approach to problem-solving, with the ability to navigate and resolve technical issues effectively. Why You Should Join Us. ● Innovation-Driven Culture: Be part of a team that values creativity, innovation, and continuous improvement. ● Career Growth: Opportunities for professional development, including certifications, conferences, and potential for career advancement. ● Global Impact: An opportunity to impact the global space ● Benefits: ● Competitive pay, bonus, and benefit package tailored to your skills and experience. ● Remote work flexibility with a supportive and collaborative work environment.● Access to learning and development resources to enhance your skills and career. ● It offers a remarkable chance to work on projects that have a tangible impact on global financial systems and wealth creation. ● We are committed to building a diverse and inclusive team that reflects the global community we serve. ● A dynamic and innovative work environment where you can make a real impact on the future of financial technology. ● Opportunities for career growth and development within a rapidly expanding global company. Industry: ● Financial Technology Services Employment Type: ● Full-time ● Remote About Us: UGG International is a global leader in fintech innovation, dedicated to building a future where wealth is accessible to all. Our mission is to leverage cutting-edge technologies such as blockchain and artificial intelligence to create financial solutions that drive generational wealth across the globe. The Ultainfinity Blockchain, our flagship project, exemplifies our commitment to excellence, being an application-specific blockchain built on the Cosmos SDK designed to lead the industry in security and innovation.

We're seeking a skilled Full-Stack Developer with a strong focus on backend development to join our dynamic team. The ideal candidate is experienced in building scalable applications using modern web technologies and has hands-on expertise with both traditional and blockchain stacks. Requirements Proven experience with back-end development, especially with NestJS, Laravel, and GraphQL. Solid front-end skills with ReactJS and NextJS. Proficiency in PostgreSQL and designing scalable APIs. Experience with Solidity or Rust is a strong plus. Strong problem-solving and collaboration skills. Plus Points: If you know data architecture and blockchain. Tech Stack Frontend: JavaScript, ReactJS, NextJS, Redux, GSAP. Backend: PHP, JavaScript, Laravel, NestJS, Filament-PHP, GraphQL. Database: PostgreSQL. This job was posted by Chinmaya Badgujar from The Fast Way.

We are looking for a passionate and skilled ReactJS & Blockchain Developer with 3+ years of professional experience to join our team. In this role, you will work on building modern, decentralized applications (dApps) using ReactJS for the frontend and blockchain technologies such as Ethereum, Solidity, and Web3.js for smart contract interactions. Responsibilities: Develop and maintain user-facing features using ReactJS Integrate smart contracts and other blockchain functionalities with the frontend Collaborate with UI/UX designers and backend developers Optimize components for maximum performance across a range of devices and browsers Work with tools like Web3.js , Ethers.js , MetaMask , and IPFS Participate in code reviews, testing, and deployment processes Stay up to date with the latest trends in blockchain and frontend technologies Requirements: 3+ years of experience in software development Strong proficiency in ReactJS , JavaScript (ES6+) , and frontend tools like Redux, Tailwind, etc. Solid understanding of blockchain concepts : smart contracts, transactions, tokens, wallets Experience with Web3.js , Ethers.js , or other blockchain libraries Hands-on experience with Solidity and Ethereum-based dApps is a plus Familiarity with version control tools like Git Strong problem-solving and debugging skills Excellent communication and collaboration abilities Job Type: Full-time Pay: ₹700,000.00 - ₹1,000,000.00 per year Benefits: Provident Fund Location Type: In-person Schedule: Day shift Monday to Friday Application Question(s): Are you an immediate joiner ? Experience: Blockchain: 3 years (Required) Location: Mohali, Punjab (Required) Work Location: In person Speak with the employer +91 7580081322

Blockchain & dApp Developer FullTime & Remote We are looking for a highly skilled Blockchain & dApp developer to join our team and drive the development of our next-generation financial technology products. As a Blockchain & dApp Developer, you will play a pivotal role in the design, development, and deployment of innovative blockchain solutions, working on projects that are integral to our mission, including the architecturing and development of decentralised finance (DeFi) platforms, smart contract writing, AA smart wallets, and the architecture of cross-chain applications. Thus, the ideal candidate will have a strong background in smart contract development and decentralised application (dApp) development, focusing on DeFi platforms and cross-chain integration. Key Responsibilities: ● Smart Contract Development: Write, test, and deploy secure smart contracts in Solidity, primarily for the Ethereum network, ensuring seamless cross-chain compatibility. ● dApp Development: Lead the design and development of decentralised applications (dApps) on Ethereum, Binance Smart Chain, and Solana. ● DeFi Solutions: Architect and develop innovative DeFi and synthetic financial solutions, integrating them with existing protocols. ● Security and Performance: Maintain high standards of blockchain security and performance throughout the development lifecycle. ● Innovation Leadership: Collaborate with cross-functional teams to brainstorm and develop new features, focusing on both user experience and technical implementation. ● Independent Development: Take ownership of multi-chain application architecture and development from day one, delivering high-quality solutions with minimal supervision. ● Secondary Responsibilities: Contribute to the development of blockchain modules using Cosmos SDK where necessary, while focusing primarily on Ethereum-based solutions. Qualifications: ● Minimum of 3 years of experience in blockchain development, with a solid track record of writing verified, secure smart contracts in Solidity currently in use. ● Proven and extensive hands-on experience in developing and deploying dApps on the Ethereum Network and other key blockchains such as Binance and Solana. ● Multi-chain Applications: Ability to independently architect and develop multi-chain ● Strong background in software security and bug hunting, with a focus on blockchain technologies. ● Proficiency in Solidity is essential. Proficiencies in Go, Rust, and C++ are an added advantage. ● Extensive experience in Ethereum and familiarity with other key blockchains like Binance, Solana, and Cosmos. ● Proven track record in developing and deploying dApps and DeFi platforms. ● Strong understanding of blockchain security best practices and data protection. ● Demonstrated ability to lead complex projects from conception through to completion. ● Demonstrable contributions to Web3 open-source projects. ● Advanced analytical skills with the ability to solve complex technical challenges in blockchain development. Essential Proficiencies: ● Solidity ● Vyper ● JavaScript, react.js, typescript ● web3.js library Soft Skills: ● Communication: Excellent communication skills, with the ability to clearly articulate complex technical concepts to a diverse audience. ● Team Collaboration: Strong collaborative skills, with a track record of successfully working in cross-functional teams. ● Problem-Solving: A proactive approach to problem-solving, with the ability to navigate and resolve technical issues effectively. Why You Should Join Us. ● Innovation-Driven Culture: Be part of a team that values creativity, innovation, and continuous improvement. ● Career Growth: Opportunities for professional development, including certifications, conferences, and potential for career advancement. ● Global Impact: An opportunity to impact the global space ● Benefits: ● Competitive pay, bonus, and benefit package tailored to your skills and experience. ● Remote work flexibility with a supportive and collaborative work environment.● Access to learning and development resources to enhance your skills and career. ● It offers a remarkable chance to work on projects that have a tangible impact on global financial systems and wealth creation. ● We are committed to building a diverse and inclusive team that reflects the global community we serve. ● A dynamic and innovative work environment where you can make a real impact on the future of financial technology. ● Opportunities for career growth and development within a rapidly expanding global company. Industry: ● Financial Technology Services Employment Type: ● Full-time ● Remote About Us: UGG International is a global leader in fintech innovation, dedicated to building a future where wealth is accessible to all. Our mission is to leverage cutting-edge technologies such as blockchain and artificial intelligence to create financial solutions that drive generational wealth across the globe. The Ultainfinity Blockchain, our flagship project, exemplifies our commitment to excellence, being an application-specific blockchain built on the Cosmos SDK designed to lead the industry in security and innovation.

**Immediate joining ( WFH ) InfraSingularity aims to revolutionize the Web3 ecosystem as a pioneering investor and builder. Our long-term vision is to establish ourselves as the first-of-its-kind in this domain, spearheading the investment and infrastructure development for top web3 protocols. At IS, we recognize the immense potential of web3 technologies to reshape industries and empower individuals. By investing in top web3 protocols, we aim to fuel their growth and support their journey towards decentralization. Additionally, our plan to actively build infrastructure with these protocols sets us apart, ensuring that they have the necessary foundations to operate in a decentralized manner effectively. We embrace collaboration and partnership as key drivers of success. By working alongside esteemed web3 VCs like WAGMI and more, we can leverage their expertise and collective insights to maximize our impact. Together, we are shaping the future of the Web3 ecosystem, co-investing, and co-building infrastructure that accelerates the adoption and growth of decentralized technologies. Together with our portfolio of top web3 protocols (Lava, Sei, and Anoma) and our collaborative partnerships with top protocols (EigenLayer, Avail, PolyMesh, and Connext), we are creating a transformative impact on industries, society, and the global economy. Join us on this groundbreaking journey as we reshape the future of finance, governance, and technology. About the Role We are looking for a Senior Site Reliability Engineer (SRE) to take ownership of our multi-cloud blockchain infrastructure and validator node operations. This role is critical in ensuring high performance, availability, and resilience across a range of L1/L2 blockchain protocols. If you're passionate about infrastructure automation, system reliability, and emerging Web3 technologies, we’d love to talk. What You’ll Do Own and operate validator nodes across multiple blockchain networks, ensuring uptime, security, and cost-efficiency. Architect, deploy, and maintain infrastructure on AWS, GCP, and bare-metal for protocol scalability and performance. Implement Kubernetes-native tooling (Helm, FluxCD, Prometheus, Thanos) to manage deployments and observability. Collaborate with our Protocol R&D team to onboard new blockchains and participate in testnets, mainnets, and governance. Ensure secure infrastructure with best-in-class secrets management (HashiCorp Vault, KMS) and incident response protocols. Contribute to a robust monitoring and alerting stack to detect anomalies, performance drops, or protocol-level issues. Act as a bridge between software, protocol, and product teams to communicate infra constraints or deployment risks clearly. Continuously improve deployment pipelines using Terraform, Terragrunt, GitOps practices. Participate in on-call rotations and incident retrospectives, driving post-mortem analysis and long-term fixes. Our Stack Cloud & Infra: AWS, GCP, bare-metal Containerization: Kubernetes, Helm, FluxCD IaC: Terraform, Terragrunt Monitoring: Prometheus, Thanos, Grafana, Loki Secrets & Security: HashiCorp Vault, AWS KMS Languages: Go, Bash, Python, Typescript Blockchain: Ethereum, Polygon, Cosmos, Solana, Foundry, OpenZeppelin What You Bring 4+ years of experience in SRE/DevOps/Infra roles—ideally within FinTech, Cloud, or high-reliability environments. Proven expertise managing Kubernetes in production at scale. Strong hands-on experience with Terraform, Helm, GitOps workflows . Deep understanding of system reliability, incident management, fault tolerance, and monitoring best practices. Proficiency with Prometheus and PromQL for custom dashboards, metrics, and alerting. Experience operating secure infrastructure and implementing SOC2/ISO27001-aligned practices . Solid scripting in Bash, Python, or Go . Clear and confident communicator—capable of interfacing with both technical and non-technical stakeholders. Nice-to-Have First-hand experience in Web3/blockchain/crypto environments . Understanding of staking, validator economics, slashing conditions , or L1/L2 governance mechanisms. Exposure to smart contract deployments or working with Solidity, Foundry, or similar toolchains. Experience with compliance-heavy or security-certified environments (SOC2, ISO 27001, HIPAA). Why Join Us? Work at the bleeding edge of Web3 infrastructure and validator tech. Join a fast-moving team that values ownership, performance, and reliability. Collaborate with protocol engineers, researchers, and crypto-native teams. Get exposure to some of the most interesting blockchain ecosystems in the world.

8yrs exp. with React, NodeJS, Express/Angular Microservices/ Devops is preferable knowledge in Blockchain/Hyperledger Exp. in SmartContracts/Solidity Eager to learn New Technology and New Concepts Software deployment & Integration Routine Maintenance

Familiarity with web frameworks. - Familiarity with common blockchain systems. - Experience with Solidity, web3.js, Geth. - Experience/Familiarity with AWS is a plus. - Familiarity with basic cryptography to understand the essentials of blockchain systems. - Experience with Nodejs and basic javascript; and a NoSQL db like Mongodb is needed. - Past experience with Wallets or Crypto Exchanges would be a major plus. - Sense of ownership and pride in your performance and its impact on companys success

Work location: Mumbai, Bangalore & Trivandrum What youll do: We are looking for a highly capable blockchain developer to design, implement, and distribute a secure blockchain-based network. You will be analyzing our blockchain needs, designing customized blockchain technologies, and launching and maintaining our blockchain network. To ensure success as a blockchain developer, you should possess extensive knowledge of programming languages used for blockchain development and experience in cryptography. An outstanding blockchain developer will be someone whose expertise translates into secure, fast, and efficient digital transactions. Role & Responsibilities: Collaborating with managers to determine blockchain technology needs and envisaged functionalities. Creating application features and interfaces by using programming languages and writing multithreaded codes. Applying the latest cryptology techniques to protect digital transaction data against cyberattacks and information hacks. Creating and leveraging Smart contracts Maintaining client and server-side applications. Optimizing and securing blockchain applications by integrating new tools and technologies. Educating sales personnel on blockchain features that allow secure digital payments. Documenting blockchain development processes and complying with best practices in data protection. Keeping up with current blockchain technologies and cryptography methods. Technical skills: Must have: o Bachelor's degree in information security, computer science, or related. o Advanced proficiency in programming languages, such as Python,C++ and Java. o Extensive experience in back-end development, algorithms, and data structures. o Knowledge of cryptography and blockchain protocols. o In-depth knowledge of best practices in blockchain management

Crypto Research Analyst About the Role We're seeking a Crypto Research Analyst to join our team. In this role, you'll conduct in-depth analysis of cryptocurrency projects, blockchain protocols, and market trends to inform investment decisions and strategic initiatives. Key Responsibilities Research and analyze blockchain protocols, tokenomics, and cryptocurrency projects to evaluate their technical foundations and potential Monitor market trends, regulatory developments, and macroeconomic factors affecting the crypto ecosystem Prepare detailed reports and presentations on emerging opportunities and risks in the crypto space Build and maintain financial models to assess token valuations and investment potential Track on-chain metrics and analyze blockchain data to identify patterns and opportunities Stay current on new developments in DeFi, NFTs, Layer 1/2 solutions, and other crypto innovations Collaborate with investment teams to develop and refine crypto investment theses Participate in due diligence processes for potential investments Qualifications Bachelor's degree in Finance, Economics, Computer Science, or related field 2+ years of experience in crypto research, financial analysis, or related role Strong understanding of blockchain technology, consensus mechanisms, and tokenomics Experience with on-chain data analysis and blockchain explorers Excellent analytical and critical thinking skills Strong written and verbal communication abilities Proficiency with data analysis tools and financial modeling. Preferred Skills Experience with crypto trading and portfolio management Knowledge of smart contract programming (Solidity, Rust) Familiarity with DeFi protocols and mechanisms Understanding of regulatory frameworks affecting cryptocurrencies Experience with on-chain data tools like Dune Analytics, Nansen, or Glassnode. What We Offer Competitive salary and potential for token-based compensation Opportunity to work at the forefront of financial innovation Collaborative environment with industry experts Professional development and continuous learning opportunities

We are looking for a passionate and skilled ReactJS & Blockchain Developer with 3+ years of professional experience to join our team. In this role, you will work on building modern, decentralized applications (dApps) using ReactJS for the frontend and blockchain technologies such as Ethereum, Solidity, and Web3.js for smart contract interactions. Responsibilities: Develop and maintain user-facing features using ReactJS Integrate smart contracts and other blockchain functionalities with the frontend Collaborate with UI/UX designers and backend developers Optimize components for maximum performance across a range of devices and browsers Work with tools like Web3.js , Ethers.js , MetaMask , and IPFS Participate in code reviews, testing, and deployment processes Stay up to date with the latest trends in blockchain and frontend technologies Requirements: 3+ years of experience in software development Strong proficiency in ReactJS , JavaScript (ES6+) , and frontend tools like Redux, Tailwind, etc. Solid understanding of blockchain concepts : smart contracts, transactions, tokens, wallets Experience with Web3.js , Ethers.js , or other blockchain libraries Hands-on experience with Solidity and Ethereum-based dApps is a plus Familiarity with version control tools like Git Strong problem-solving and debugging skills Excellent communication and collaboration abilities Job Type: Full-time Pay: ₹700,000.00 - ₹1,000,000.00 per year Benefits: Provident Fund Location Type: In-person Schedule: Day shift Monday to Friday Application Question(s): Are you an immediate joiner ? Experience: Blockchain: 3 years (Required) Location: Mohali, Punjab (Required) Work Location: In person Speak with the employer +91 7580081322

About the Role We are seeking a talented and enthusiastic Blockchain Developer to join our growing team. You will work on developing and optimizing blockchain-based applications and smart contracts, contributing to innovative projects that are shaping the future of decentralized technology. Key Responsibilities Design, develop, test, and deploy smart contracts on platforms like Ethereum, Solana, Polygon, etc. Build decentralized applications (DApps) using web3.js, ethers.js, or similar libraries. Collaborate with the frontend team to integrate blockchain functionalities into UI. Monitor and optimize gas usage and transaction performance. Stay updated on the latest developments in blockchain technology. Requirements Strong understanding of blockchain fundamentals and decentralized systems. Experience with Solidity, smart contract development, and Ethereum tools like Truffle or Hardhat. Familiarity with EVM, gas optimization, and security best practices in blockchain. Proficiency in programming languages like JavaScript/TypeScript, Python, or Go. Experience with Git and version control. Excellent problem-solving and debugging skills. ✅ Nice to Have Experience with Layer 2 solutions or alternative blockchain platforms (e.g., Solana, Polkadot). Understanding of cryptography and token standards (ERC-20, ERC-721, ERC-1155). Familiarity with IPFS, The Graph, Chainlink, oracles, and other Web3 technologies. Why Join Us? Opportunity to work on cutting-edge projects in the blockchain space. Supportive team and learning environment. Flexible working hours and a culture of innovation. Possibility for long-term growth and leadership opportunities. Job Type: Full-time Pay: ₹5,000.00 - ₹30,000.00 per month Location Type: In-person Schedule: Day shift Work Location: In person

We are looking for a passionate and skilled ReactJS & Blockchain Developer with 3+ years of professional experience to join our team. In this role, you will work on building modern, decentralized applications (dApps) using ReactJS for the frontend and blockchain technologies such as Ethereum, Solidity, and Web3.js for smart contract interactions. Responsibilities: Develop and maintain user-facing features using ReactJS Integrate smart contracts and other blockchain functionalities with the frontend Write clean, scalable, and well-documented code Collaborate with UI/UX designers and backend developers Optimize components for maximum performance across a range of devices and browsers Work with tools like Web3.js , Ethers.js , MetaMask , and IPFS Participate in code reviews, testing, and deployment processes Stay up to date with the latest trends in blockchain and frontend technologies Requirements: 3+ years of experience in software development Strong proficiency in ReactJS , JavaScript (ES6+) , and frontend tools like Redux, Tailwind, etc. Solid understanding of blockchain concepts : smart contracts, transactions, tokens, wallets Experience with Web3.js , Ethers.js , or other blockchain libraries Hands-on experience with Solidity and Ethereum-based dApps is a plus Familiarity with version control tools like Git Strong problem-solving and debugging skills Excellent communication and collaboration abilities