803 Solidity Jobs - Page 23

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 ...

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...

**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 ...

Design and implement blockchain solutions for the telecom industry. Develop smart contracts, integrate blockchain with telecom systems, and ensure secure, decentralized data handling and transactions for enhanced business processes.

:. Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. . We are looking for a skilled Blockchain Developer to work on developing decentralized applications and smart contracts. If you're passionate about blockchain technology and want to work on cutting-edge projects, this is the role for you!. Key Responsibilities:. Design and develop smart contracts and decentralized applications (dApps). Work with Ethereum, Solana, or other blockchain platforms. Write secure, optimized, and efficient code for blockcha...

:. Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. . We are looking for a skilled Blockchain Developer to work on developing decentralized applications and smart contracts. If you're passionate about blockchain technology and want to work on cutting-edge projects, this is the role for you!. Key Responsibilities:. Design and develop smart contracts and decentralized applications (dApps). Work with Ethereum, Solana, or other blockchain platforms. Write secure, optimized, and efficient code for blockcha...

:. Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. . We are looking for a skilled Blockchain Developer to work on developing decentralized applications and smart contracts. If you're passionate about blockchain technology and want to work on cutting-edge projects, this is the role for you!. Key Responsibilities:. Design and develop smart contracts and decentralized applications (dApps). Work with Ethereum, Solana, or other blockchain platforms. Write secure, optimized, and efficient code for blockcha...

:. Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. . We are looking for a skilled Blockchain Developer to work on developing decentralized applications and smart contracts. If you're passionate about blockchain technology and want to work on cutting-edge projects, this is the role for you!. Key Responsibilities:. Design and develop smart contracts and decentralized applications (dApps). Work with Ethereum, Solana, or other blockchain platforms. Write secure, optimized, and efficient code for blockcha...

Job Title: Blockchain Developer Location: Noida (On-site) Experience: 2+ Years Joining: Immediate Joiners Preferred Job Description: We are actively looking for a Blockchain Developer with a minimum of 2 years of hands-on experience in designing, developing, and deploying decentralized applications (dApps). The ideal candidate should be passionate about blockchain technology and eager to work in a fast-paced, innovation-driven environment. Key Responsibilities: Develop and maintain smart contracts using Solidity or similar languages. Build and deploy decentralized applications (dApps) on Ethereum or other blockchain platforms. Collaborate with front-end and back-end developers to integrate b...

We are looking for a passionate RUST Developer to join our team. Responsibilities: Design, develop, test, and maintain Rust-based applications and services. Build backend infrastructure components, microservices, and APIs with Rust. Contribute to blockchain- and Web3-focused modules, including smart-contract integrations and distributed-ledger interactions. Implement cryptographic algorithms and security primitives in production code. Collaborate with frontend engineers on web-app integrations and with DevOps on CI/CD pipelines. Diagnose and resolve performance, scalability, and reliability issues. Write clear, maintainable documentation for code, APIs, and operational runbooks. Requirements...

🧠 Responsibilities: Develop and deploy smart contracts using Solidity on EVM-compatible chains (Ethereum, BSC, Polygon, etc.) Work with Solana using tools like Rust and Anchor framework Integrate contracts with decentralized applications (DApps) using Web3.js, Ethers.js, or Solana Web3 Collaborate with frontend/backend teams to build complete DeFi platforms (staking, swaps, farming, token vesting, etc.) Ensure smart contract security, performance, and gas optimization ✅ Requirements: 3–4 years of proven experience in blockchain development Proficient in Solidity, Hardhat/Truffle, and EVM-compatible chains Hands-on experience with Solana development using Rust Familiarity with DApp integratio...

Position : Lead Software Engineer ✅ 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 observab...

**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 ...

📍 Location: Onsite (Vadodara, Gujarat) 💼 Job Type: Full-time We are looking for a Solidity Developer with hands-on experience in building complex MLM staking contracts, DeFi protocols, NFT marketplaces, Launchpads, and full-fledged DApps. If you're passionate about Web3 and can integrate smart contracts into modern frontend frameworks like React and Next.js – we want to talk to you. --- 🛠️ Key Responsibilities Design, develop, and deploy Solidity smart contracts for MLM, staking, DeFi, and NFT platforms. Collaborate with frontend engineers to integrate smart contracts with React/Next.js apps using Ethers.js or Web3.js. Write and execute tests using Hardhat or Truffle to ensure security and f...

Job Title: Blockchain Developer Location: Pan India Experience: 6+ Years Notice Period: Immediate or up to 30 Days Job Description We are looking for a highly skilled and experienced Blockchain Developer to join our growing team. The ideal candidate will have a strong background in smart contract development, with hands-on expertise in Ethereum standards like ERC-721A , and experience deploying secure and scalable blockchain solutions. Key Responsibilities Design, develop, test, and deploy smart contracts primarily using Solidity. Implement and optimize ERC-721A logic for efficient NFT transactions. Work closely with frontend/backend teams to integrate smart contract functionality. Manage sm...

We are looking for a Solidity Developer with hands-on experience in building complex MLM staking contracts, DeFi protocols, NFT marketplaces, Launchpads, and full-fledged DApps. If you're passionate about Web3 and can integrate smart contracts into modern frontend frameworks like React and Next.js – we want to talk to you. --- 🛠️ Key Responsibilities Design, develop, and deploy Solidity smart contracts for MLM, staking, DeFi, and NFT platforms. Collaborate with frontend engineers to integrate smart contracts with React/Next.js apps using Ethers.js or Web3.js. Write and execute tests using Hardhat or Truffle to ensure security and functionality. Optimize smart contract gas usage and follow be...

We are looking for a skilled Rust Developer with strong experience in blockchain development on the Solana platform. In this role, you will design, develop, and maintain on-chain programs using Rust, and integrate smart contracts with frontend or backend systems.. This opportunity is ideal for developers passionate about decentralized technologies, Web3, and cutting-edge blockchain applications.. Required Skills. 5 to 8 years of experience in software development.. Strong expertise in Rust programming.. Proven experience with Solana blockchain and the Anchor framework.. Understanding of SPL token standards.. Familiarity with Solana APIs and SDKs for integrating smart contracts.. Experience i...

Design & dev blockchain solutions-Hyperledger fabric Build & maintain smart contracts & apps. Conduct thorough testing & debugging Document dev processes, code changes, & application config. MEAN_MERN Stack cryptographic principles & consensus algo.

Developer Relations Manager About HeLa Labs HeLa Labs (https://www.helalabs.com) is a dynamic team of innovative developers, engineers, and designers dedicated to building transformative technology that drives the adoption of Web3. Our goal is to build a secure layer 1 blockchain for real-world adoption. We’re looking for a proactive and creative Developer Relations Manager to Build, nurture, and expand a vibrant developer community in India. What Will You Do at HeLa Labs? Build, nurture, and expand a vibrant developer community in India. Organize and lead meetups, hackathons, AMAs, workshops, and other community events (in-person and online). Serve as a visible and approachable representati...

We're Hiring: QA Engineer Company: Bingo Singapore Pte. Ltd. Location: On-site Experience: 2+ years in QA (Web3/Blockchain preferred) About the Role: We’re building cutting-edge Node.js applications integrated with blockchain (Ethereum/Smart Contracts/Web3), and we need a meticulous QA Engineer to ensure flawless functionality, security, and performance. You’ll test backend APIs, smart contracts, and decentralized systems while collaborating with Node.js and blockchain developers. Key Responsibilities: ✔ Blockchain-Specific Testing: Test smart contracts (Solidity/Rust) for vulnerabilities (reentrancy, overflow) using tools like Hardhat, Truffle, or Foundry . Validate Web3.js/ethers.js integr...

Smacoteq is a Blockchain platform to digitalize trade documents and to tokenize trade assets to facilitate trade finance. Smacoteq’s solution revolutionizes international maritime trade through blockchain technology, focusing on replacing traditional, paper-based trade processes with digital solutions. The company prioritizes critical documents such as Bills of Lading, aiming to reduce costs, minimize fraud risks, enhance security, and trade finance digitalization. About the Role We are seeking a passionate and entrepreneurial Blockchain Full Stack Developer to join our dynamic startup. This is a unique opportunity to work at the forefront of blockchain innovation, contributing to a decentra...

We are hiring a Full Stack Blockchain Developer with at least 2 years of hands-on experience. The ideal candidate is someone who’s confident in Solidity , smart contract development, and has actively contributed to blockchain projects. If you've worked on networks like Solana , Polygon , or other emerging chains — that's a big plus. You’ll be joining a fast-moving team building decentralized applications and blockchain-based solutions. Strong communication skills and a demonstrable portfolio are essential. Key Responsibilities: Develop, test, and deploy secure smart contracts using Solidity . Build and maintain full stack dApps using technologies like React.js , Node.js , and Web3.js/Ethers....

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 (...

Developer Community Manager About HeLa Labs HeLa Labs (https://www.helalabs.com) is a dynamic team of innovative developers, engineers, and designers dedicated to building transformative technology that drives the adoption of Web3. Our goal is to build a secure layer 1 blockchain for real-world adoption. We’re looking for a proactive and creative Developer Community Manager to Build, nurture, and expand a vibrant developer community in India. What Will You Do At HeLa Labs? Build, nurture, and expand a vibrant developer community in India. Organize and lead meetups, hackathons, AMAs, workshops, and other community events (in-person and online). Serve as a visible and approachable representati...

About KeyValue KeyValue is a trusted product engineering partner for Start Ups & Scale Ups - unlocking their passion, developing ideas, and creating abundant value to all stakeholders in the ecosystem. We have ideated, conceived, strategized and built some of the globe’s most innovative Fintech, Payments, Financial Services, Digital Commerce, Madtech, Edtech, Socialtech, Logistics, High Technology, Blockchain, Crypto, NFT and Healthcare companies, helping them conceive, scale, pivot, and enhance their businesses. KeyValue’s mission is to be the world’s most trusted product development hub – delivering high-value outcomes for start-ups & scale-ups – with a talented skilled team – in a thrivin...