7 Web3.Js Jobs

Key Responsibilities: Designing, developing, and maintaining scalable Web3-enabled full stack applications. Building intuitive frontends with React, Redux, Next.js, and component libraries like Chakra UI or Material UI. Writing secure backend services using Node.js, Typescript, including REST/GraphQL APIs. Designing and deploying cloud-native infrastructure using AWS with microservices architecture. Leading code reviews & architectural discussions Contributing to internal documentation, testing, CI/CD, and DevOps workflows. Requirements: 5+ years of experience in full stack development using TypeScript and JavaScript. Advanced proficiency in React, Next.js, and TypeScript. Experience building and consuming APIs using Node.js, Express, and GraphQL. Cloud infrastructure experience with AWS, GCP. Familiarity with Docker, Kubernetes, and CI/CD best practices. Demonstrable experience in writing secure, well-typed, production-grade TypeScript code. Strong problem-solving skills and ability to work autonomously in a high-growth environment. Preferred Qualification: 2+ years in Web3/blockchain development. Experience with EVM-based smart contracts, solidity, hardhat, foundery, Ether.js / Web3.js Background in DeFi protocols, L1/L2 blockchain development, or traditional finance.

We are seeking an experienced Smart Contract Engineer to join our team in India. The ideal candidate will have a deep understanding of blockchain technology and a proven track record of developing and deploying smart contracts. Responsibilities Design, develop, and deploy smart contracts on various blockchain platforms. Conduct thorough testing of smart contracts to ensure security and reliability. Collaborate with cross-functional teams to define and implement blockchain solutions. Monitor and maintain deployed smart contracts and troubleshoot issues as they arise. Stay updated with the latest trends and advancements in blockchain technology. Skills and Qualifications 10-15 years of experience in software development with a focus on blockchain technologies. Proficient in Solidity and experience with Ethereum and other smart contract platforms. Strong understanding of blockchain architecture and consensus algorithms. Experience with decentralized applications (dApps) development. Knowledge of cryptography and security best practices in smart contracts. Familiarity with tools such as Truffle, Ganache, and Remix for development and testing. Ability to write clean, efficient, and well-documented code. Strong analytical and problem-solving skills. Excellent communication and teamwork abilities.

We are seeking an experienced Smart Contract Engineer to join our innovative team in India. The ideal candidate will have a deep understanding of blockchain technology and extensive experience in developing and deploying smart contracts. You will play a critical role in designing secure, efficient, and scalable solutions that meet our clients needs. Responsibilities Design, develop, and deploy smart contracts on various blockchain platforms. Conduct code reviews and audits to ensure the security and efficiency of smart contracts. Collaborate with product managers and other engineers to define project requirements and specifications. Implement best practices for smart contract development, including testing and debugging. Stay updated with the latest trends and advancements in blockchain technology and smart contracts. Provide technical support and guidance to team members and stakeholders. Skills and Qualifications 10-15 years of experience in software development, with a focus on blockchain and smart contract development. Proficiency in programming languages such as Solidity, JavaScript, and Go. Strong understanding of blockchain technology, decentralized applications (dApps), and consensus algorithms. Experience with Ethereum and other blockchain platforms, including knowledge of their ecosystems. Familiarity with smart contract development frameworks such as Truffle, Hardhat, or Remix. Knowledge of security best practices for smart contracts and experience in conducting security audits. Ability to work collaboratively in a team environment and communicate effectively with non-technical stakeholders. Strong problem-solving skills and attention to detail.

We are seeking an experienced Blockchain Developer to join our team in India. The ideal candidate will have extensive experience in developing and implementing blockchain solutions, with a strong understanding of various blockchain technologies and protocols. Responsibilities Design, develop, and implement blockchain-based solutions. Collaborate with cross-functional teams to define, design, and deliver new features. Conduct research and analysis on blockchain technologies and trends. Write clean, maintainable, and efficient code. Troubleshoot, debug, and optimize existing blockchain applications. Stay updated with the latest developments in blockchain technology and propose innovative solutions. Skills and Qualifications 10-15 years of experience in blockchain development and implementation. Strong programming skills in languages such as Solidity, JavaScript, Python, or Go. Experience with blockchain platforms such as Ethereum, Hyperledger, or Corda. Knowledge of cryptographic protocols and security standards in blockchain. Familiarity with decentralized application (DApp) development and smart contracts. Understanding of consensus algorithms and blockchain architecture. Strong problem-solving skills and attention to detail. Excellent communication and collaboration skills.

About the job: Location: Remote Company: Payram Industry: Fintech / Blockchain / Web3 About Payram Payram is building the next generation of decentralized payment infrastructure. We're on a mission to make Web3 payments seamless, scalable, and secure empowering individuals and businesses to transact with ease across the blockchain ecosystem. If you're passionate about financial innovation and cutting-edge technology, Payram is the place for you. Role Overview We're looking for a highly skilled Fullstack Developer with strong Web3 experience to join our growing engineering team. You'll play a key role in designing, developing, and maintaining Payram's core platform - working across both frontend and backend systems, while integrating blockchain technologies. Key Responsibilities Design and develop responsive and scalable frontend applications (React, Next.js or similar). Build and maintain backend services (Node.js, Express, NestJS, etc.). Integrate smart contracts and Web3 APIs (Ethers.js, Web3.js, WalletConnect, etc.). Work with Ethereum and EVM-compatible chains (e.g., Polygon, Arbitrum). Collaborate with smart contract developers and designers to ship end-to-end features. Write clean, maintainable, and testable code. Implement secure authentication, wallet integrations, and transaction flows. Monitor and optimize system performance and scalability. Required Skills & Qualifications 3+ years of fullstack development experience. Strong proficiency in JavaScript/TypeScript. Experience with modern frontend frameworks (React, Next.js). Proficient in building RESTful APIs or GraphQL backends. Familiarity with smart contract integration and tools like Ethers.js/Web3.js. Understanding of blockchain fundamentals, tokens, wallets, and gas mechanics. Experience working with version control (Git) and CI/CD workflows. Excellent problem-solving skills and attention to detail. Nice to Have Experience deploying smart contracts (Solidity, Hardhat, Foundry). Familiarity with DeFi protocols, zk-rollups, or Layer 2s. Knowledge of microservices or serverless architectures. Previous experience in a fintech or Web3 startup. Passion for open-source and decentralized technologies. Who can apply: Only those candidates can apply who: have minimum 1 years of experience are Computer Science Engineering students Salary: ₹ 5,00,000 - 8,00,000 /year Experience: 1 year(s) Deadline: 2025-05-30 23:59:59 Skills required: Node.js, React, web3.js and Next.js About Company: MUse Tegro, the CEX-DEX to trade Tokens & NFTs efficiently across chains. Enjoy CEX-like Orderbook Trading in a DEX. Trade $ETH, $PEPE, $SHIB, $USDT, and more!arketplace for exchange of game assets.

Blockchain Full-Stack Developer Experience: 2 - 8 Years Exp Salary : INR 30,00,000-60,00,000 / year Preferred Notice Period : Within 30 Days Shift : 10:00AM to 7:00PM IST Opportunity Type: Remote Placement Type: Permanent (*Note: This is a requirement for one of Uplers' Clients) Must have skills required : Blockchain, dapps, Smart Contract, Solidity, web3.js Good to have skills : Docker, CI/CD, Nft, Rust, Web3auth Serenity (One of Uplers' Clients) is Looking for: Full-stack Developer who is passionate about their work, eager to learn and grow, and who is committed to delivering exceptional results. If you are a team player, with a positive attitude and a desire to make a difference, then we want to hear from you. Role Overview Description Seeking a skilled Full-stack Developer to join our team in building cutting-edge blockchain solutions for secure data storage and security. As a Full-stack Developer, you will be a key contributor to both front-end and back-end development, seamlessly integrating blockchain technologies to deliver scalable, secure, and user-friendly platforms. These platforms will meet the demands of the modern digital landscape and set new industry standards for privacy and asset management. Responsibilities: Design and develop responsive front-end interfaces using modern JavaScript frameworks. Build and maintain back-end APIs and services to support DApp functionality. Write, test, and deploy smart contracts on the EVM-compatible blockchains. Ensure the security and performance of applications through rigorous testing and optimization. Collaborate with cross-functional teams to define, design, and ship new features. Participate in code reviews and maintain high-quality coding standards. Developing intuitive and responsive user interfaces that facilitate seamless interaction with blockchain-based systems. Integrating cutting-edge cryptographic protocols and privacy-enhancing techniques into the core infrastructure. Collaborating with a multidisciplinary team of engineers, cryptographers, and designers to push the boundaries of blockchain technology. Staying abreast of emerging trends and advancements in the blockchain and privacy domains. Required Skills: Bachelors degree in Computer Science, Engineering, or a related field (or equivalent experience). A deep understanding of blockchain architecture, consensus mechanisms, and smart contract development. Proven experience as a Full-stack Developer or similar role. Proficiency in multiple programming languages, including Solidity, JavaScript, Python and front-end frameworks (e.g., React, Vue.js, or Angular). Strong back-end development skills with Node.js and familiarity with Express or similar frameworks. Experience with blockchain development, including Rust (for CosmWasm on Secret Network) and/or Solidity (for EVM chains). Knowledge of Web3 libraries (e.g., Web3.js, ethers.js, CosmJS) for blockchain integration. Understanding of security best practices in web and blockchain development. Excellent problem-solving skills and attention to detail. Preferred Skills: Experience with various blockchain ecosystems for development. Familiarity with decentralized identity solutions (e.g., Web3Auth) and NFT implementation. Knowledge of DevOps practices, such as CI/CD pipelines and containerization (e.g., Docker). Prior work on privacy-focused or data storage applications. Interview Process - Technical Round 1 Assessment Technical Round 2 How to apply for this opportunity: Easy 3-Step Process: 1. Click On Apply! And Register or log in on our portal 2. Upload updated Resume & Complete the Screening Form 3. Increase your chances to get shortlisted & meet the client for the Interview! About Our Client: Serenity Shield protects your investments so they will carry over to the recipient of your choice and not become permanently lost due to untimely demise or death. Our platform serves as a robust digital vault, ensuring the protection of critical information. About Uplers: Our goal is to make hiring and getting hired reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant product and engineering job opportunities and progress in their career. (Note: There are many more opportunities apart from this on the portal.) So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you!

Lead team of Blockchain Developers, write & review high-quality codes. Design & build Blockchain framework, accelerators & assets. Design & deploy smart contracts on Ethereum & Layer 2 sidechains. Collaborate on decentralized finance projects & TDD. Required Candidate profile B.Tech/ MCA 6+ Yrs exp in Solidity smart contract prog. Hands-on blockchain APIs, Ethereum standards (ERC-20, ERC-721) & De-Fi projects, Docker, Kubernetes, Node.js, Open-source tools, React/ Angular.