60 Web3Js Jobs

As a Blockchain Developer, your role will involve developing, deploying, and managing blockchain solutions on various blockchain networks such as Ethereum, Hyperledger, BSC, and others. You will be responsible for designing and implementing smart contracts using Solidity and other blockchain programming languages. Collaborating closely with front-end developers to integrate blockchain services into existing platforms and designing and maintaining decentralized applications (dApps) will be part of your responsibilities. Ensuring the security and integrity of the blockchain system is crucial. Additionally, you will develop APIs for blockchain-based applications, conduct code reviews, testing, ...

As a skilled Solidity Developer, you will be joining our blockchain engineering team in Kochi, Kerala. Your primary responsibility will be to design, develop, test, and deploy secure and scalable smart contracts for DeFi, NFTs, or Web3 platforms using Solidity on Ethereum-compatible blockchains. Collaborating with frontend/backend teams, you will integrate smart contracts into dApps and optimize them for performance, gas efficiency, and security. Additionally, you will conduct code reviews, audits, and unit testing to ensure reliability while staying updated on the latest Web3 trends, tools, and vulnerabilities. - Minimum of 2 years of experience in Solidity development - Deep understanding ...

As a skilled Blockchain Developer with practical experience in Solana (Rust + Anchor) and EVM-compatible chains such as Ethereum, Polygon, Base, BSC, your role will involve expertise in smart contract development, cross-chain interoperability, and full-stack dApp development with React and Web3 integrations. Your key responsibilities will include: - Developing secure, scalable, and user-centric decentralized applications with seamless wallet and blockchain integrations. - Developing and deploying smart contracts on Solana (Rust + Anchor) and EVM-based networks using Solidity. - Building full-stack dApps utilizing React.js/Next.js, Web3.js/Ethers.js, and integrating wallets like MetaMask, Pha...

As a Blockchain Developer Intern at Logical Soft Tech Pvt. Ltd., you will have the opportunity to kickstart your career in Blockchain Development by gaining hands-on experience in smart contracts, dApps, and Web3 technologies while working on live projects with the team. **Key Responsibilities:** - Assist in developing smart contracts using Solidity/Rust - Work on Ethereum, Polygon, or other blockchain platforms - Contribute to building dApps & Web3 integrations - Research emerging trends in blockchain & crypto space - Collaborate with senior blockchain developers on live projects **Qualifications Required:** - Basic knowledge of blockchain concepts, Ethereum, smart contracts - Familiarity w...

Role Overview: As a Frontend Engineer at Tiamonds NFT Marketplace, you will be taking ownership of a blockchain-based platform at the intersection of Web3 and Real World Assets (RWA). Your main responsibilities will include maintaining, scaling, and improving the React/Next.js architecture, integrating it with blockchain and backend systems, and ensuring top-tier performance, SEO, and user experience. Additionally, you will be collaborating with Product Managers and Designers to implement new features and optimize the frontend for better ranking and performance. Key Responsibilities: - Maintain and enhance the Tiamonds NFT Marketplace frontend using React.js and Next.js. - Collaborate with P...

You will lead and own backend development using Node.js and Express.js. You will design, build, and maintain scalable RESTful APIs and microservices architecture. Additionally, you will write, debug, and optimize complex raw SQL queries for performance and scalability. Your responsibilities will also include working with PostgreSQL and Sequelize ORM for data modeling and management. You will implement caching solutions using Redis and integrate real-time features using Socket.io. Moreover, you will develop and integrate smart contracts (Solidity / Rust) and work with blockchain protocols such as Ethereum, Polygon, BNB Chain, Solana, etc., to enable smooth crypto transactions. Your role will ...

As a Junior Blockchain Developer at our company, you will be responsible for designing, building, and deploying blockchain-based solutions, smart contracts, and decentralized applications (dApps). Your deep expertise in blockchain technologies and passion for innovation will be key in this role. **Key Responsibilities:** - Design, develop, and implement blockchain-based applications and smart contracts. - Build, test, and deploy secure and scalable decentralized applications (dApps). - Collaborate with cross-functional teams to gather requirements and deliver high-quality solutions. - Research emerging blockchain protocols, consensus mechanisms, and cutting-edge tools. - Maintain, optimize, ...

As a Blockchain developer, you will be responsible for starting a new blockchain based product. Your roles and responsibilities will include: - Brainstorming, researching, designing, developing, and maintaining blockchain based applications. - Troubleshooting and debugging Blockchain software difficulties and finding viable solutions. - Securing and optimizing existing blockchain applications. - Developing and maintaining smart contracts. Qualifications required for this role include: - Experience working with chain code, web3.js, Geth. - Experience in developing and maintaining blockchain based software applications. - Familiarity with Truffle suite. - Hands-on experience with developing sm...

Role Overview: As a Frontend Developer, you will be responsible for building high-performance, responsive, and intuitive user interfaces for next-generation Web3 and blockchain applications. Your role will involve collaborating with design, backend, and blockchain teams to ensure seamless DApp experiences. This position is ideal for individuals passionate about modern frontend development and eager to contribute to cutting-edge Web3 product development. Key Responsibilities: - Develop scalable UI components utilizing React.js and JavaScript. - Build and maintain Web3-enabled frontends, including wallet integrations and smart contract interactions. - Collaborate with engineers and designers t...

As a Blockchain Developer at CoinFantasy, you will play a crucial role in designing, developing, and implementing blockchain solutions. Your contributions will be vital to the ecosystem of products and protocols at CoinFantasy. **Key Responsibilities:** - Design, develop, and deploy blockchain solutions, which include smart contracts, decentralized applications (dApps), and protocol enhancements. - Write and audit smart contracts using languages like Solidity to ensure security, efficiency, and compliance with industry standards. - Research, design, develop, and test blockchain applications. - Work with ETH, BNC, Avalanche, Solana, and Polygon. - Collaborate closely with Business and softwar...

As a Blockchain Engineer at KeyValue, you will be responsible for designing, developing, and maintaining blockchain-based applications and smart contracts. Your key responsibilities will include implementing security protocols, cryptography, and consensus algorithms, collaborating with cross-functional teams to integrate blockchain solutions, optimizing systems for performance and scalability, and conducting research to propose improvements to existing frameworks. You will stay updated on the latest blockchain trends and technologies to ensure the continuous enhancement of our projects. To be a great fit for this role, you should hold a Bachelor's degree in Computer Science, Information Tech...

You are a highly skilled and passionate Blockchain Developer with a strong background in front-end development. Your role involves designing, developing, and implementing user interface components using React.js workflows to ensure high performance, scalability, and an exceptional user experience for web applications. Your key responsibilities include: - Designing, developing, and deploying smart contracts on Ethereum or other blockchain platforms. - Building and maintaining decentralized applications (dApps) with secure backend logic. - Collaborating with frontend developers to integrate Web3 functionality. - Conducting code audits, unit testing, and vulnerability assessments for blockchain...

You are a seasoned Full Stack Blockchain Developer with a minimum of 4+ years of experience in blockchain development. You are proficient in working with both private and public blockchain platforms and have a deep understanding of the full blockchain development stack, including smart contract and chaincode development, API layer development, and front-end development. **Responsibilities:** - Develop, implement, and maintain private and public blockchain solutions. - Develop, test, and maintain smart contracts for public networks using Solidity, JS, Python. - Develop, test, and maintain chaincode for private networks using Golang, JS. - Develop, implement, and maintain API layers using Node...

As a Senior Node.js Developer at our company, you will play a crucial role in architecting, developing, and scaling secure, high-performance APIs and microservices for our financial and blockchain products. Your deep technical knowledge and strong problem-solving skills will be essential in this fast-paced and highly collaborative environment. Key Responsibilities: - Design, develop, and maintain Node.js-based microservices and REST/GraphQL APIs. - Build robust, scalable, and secure backend systems for fintech and blockchain applications. - Implement smart interactions using Web3.js/ethers.js and blockchain protocols (Ethereum, Polygon, etc.). - Optimize application performance, reliability,...

As a highly skilled and passionate Blockchain Developer with a strong background in front-end development, your main responsibilities will include: - Designing, developing, and deploying smart contracts on Ethereum or other blockchain platforms. - Building and maintaining decentralized applications (dApps) with secure backend logic. - Collaborating with frontend developers to integrate Web3 functionality. - Conducting code audits, unit testing, and vulnerability assessments for blockchain applications. - Optimizing gas usage and smart contract performance. - Documenting blockchain solutions, including architecture, APIs, and logic flows. - Staying up to date with new trends, tools, and proto...

Role Overview: Join our team at Exioms and be part of our mission to Pioneer, Disrupt, and Drive the future of technology. You will have the opportunity to build innovative solutions that transform businesses worldwide. As a Top 10 Blockchain company in Asia, we offer exciting opportunities to work on cutting-edge technology projects, collaborate with global teams and clients, and engage in continuous learning and skill development. Key Responsibilities: - Work on cutting-edge technology projects - Collaborate with global teams and clients - Engage in continuous learning and skill development Qualifications Required: - 3+ years of experience in Blockchain development - Proficiency in Solidit...

Role Overview: You will be joining HOSH DIGITAL as a Marketing Manager based in the India Development Center in Indore. Your main responsibility will be to support the marketing function in alignment with the leadership team, focusing on the technology space. If you are passionate about the latest in technology and have experience in marketing, this role is perfect for you. Key Responsibilities: - Design, develop, and deploy smart contracts using Solidity and Rust. - Build and integrate DApps (Decentralized Applications) using Web3.js and related frameworks. - Work on Ethereum, Solana, or other EVM-compatible blockchains. - Optimize smart contracts for gas efficiency and security best practi...

As a Fresher Blockchain Developer at Associative, you will have the opportunity to learn from and work alongside our senior Web3 team in a dynamic and innovative environment. Here is a breakdown of what you can expect in this role: Role Overview: You will be assisting senior blockchain developers in designing, developing, and testing smart contracts. Additionally, you will learn and apply best practices for smart contract security and optimization. Your role will also involve supporting the integration of front-end applications with blockchain networks using libraries like Ethers.js, Viem, or Web3.js. Participating in code reviews to enhance your skills, researching new blockchain technologi...

You will be a part of Codeminto, a company that specializes in building advanced digital solutions combining AI, Web3, and blockchain technologies. As a highly motivated Full-Stack Developer Intern, you will play a crucial role in developing and deploying scalable applications in the AI & Web3 domains. Your responsibilities will include: - Full-Stack Development: Building, testing, and deploying scalable applications in AI & Web3. - AI Integration: Implementing LLMs, AI agents, vector databases, and automation tools. - Blockchain Development: Working with smart contracts, Solidity, DeFi, and Web3.js/Ethers.js. - Backend Engineering: Developing robust APIs using Node.js, Python, Go, or Rust. ...

As a MERN Stack Developer with experience in Web3 development, your role will involve building full-stack applications, integrating smart contracts, and collaborating in a fast-paced startup environment. Key Responsibilities: - Develop and maintain full-stack applications using MongoDB, Express.js, React.js, and Node.js - Integrate smart contracts and blockchain functionality using Web3.js, Ethers.js, or similar libraries - Collaborate with product managers, designers, and blockchain engineers - Write clean, maintainable, and testable code - Troubleshoot and debug applications - Stay updated with the latest Web3 trends and technologies Qualifications Required: - 1+ year of hands-on experienc...

Role Overview: As a Blockchain Engineer at KeyValue, you will be responsible for designing, developing, and maintaining blockchain-based applications and smart contracts. You will collaborate with cross-functional teams to integrate blockchain solutions into existing systems and optimize these systems for performance, scalability, and reliability. Your role will also include researching and proposing improvements to existing blockchain frameworks while staying updated on the latest blockchain trends and technologies. Key Responsibilities: - Design, develop, and maintain blockchain-based applications and smart contracts. - Implement security protocols, cryptography, and consensus algorithms. ...

Role Overview: As a Full-Stack Developer at our company, you will play a crucial role in the intersection of gaming and blockchain innovation. Your primary responsibility will involve building high-performance, scalable systems to support immersive crypto-gaming experiences. If you have experience in real-time multiplayer apps, blockchain integration, or game-centric web platforms, this position is tailored for you. Key Responsibilities: - Design and develop full-stack solutions using the MERN stack (MongoDB, Express.js, React.js, Node.js). - Build scalable APIs and microservices optimized for low latency and high concurrency. - Create real-time and interactive game components utilizing Pixi...

Role Overview: As a Software Developer at Start Designs, you will be responsible for executing the software development life cycle. You will produce specifications, determine operational feasibility, and develop flowcharts, layouts, and documentation to identify requirements and solutions. Your role will also involve building out smart contracts on Rust and solidity/Vyper, integrating software components into a fully functional software system, documenting and maintaining software functionality, troubleshooting, debugging, and upgrading existing systems, as well as deploying programs and evaluating user feedback. Key Responsibilities: - Execute software development life cycle. - Produce spec...

As a Frontend Developer with Blockchain Integration at Chainbull, you will be responsible for integrating blockchain technology into the frontend of our projects. Your key responsibilities will include: - Working with React.js, Next.js, or Vue.js for frontend development - Implementing state management with Redux, Zustand, Context API, or API Integration - Utilizing CSS frameworks like TailwindCSS, Bootstrap, or Material UI for styling - Incorporating charting libraries for token analytics and charts - Integrating with Metamask and WalletConnect for blockchain wallet functionalities - Collaborating on smart contract integration using ether.js, web3.js, AppKit, RainbowKit, or wagmi To excel i...

As a Blockchain Developer at SynRam Software Services Pvt. Ltd., a subsidiary of FG International GmbH, you will be responsible for working on cutting-edge blockchain projects in Gwalior, Madhya Pradesh. Your main responsibilities will include: - Strong hands-on experience with Solana Blockchain development. - Designing, developing, and deploying smart contracts using Solidity. - Integrating blockchain functionality into web and mobile applications using Ether.js or Web3.js. - Proficiency in Rust programming language (experience with C++ or Go is a plus). - Solid understanding of smart contracts, token standards (SPL Tokens), and DeFi protocols. - Experience with Web3.js, Anchor Framework, a...