11 Ethersjs Jobs

As a Full-Stack Developer Intern at Codeminto, you will have the opportunity to work on cutting-edge digital solutions at the forefront of AI, Web3, and blockchain technologies. We are seeking a highly motivated individual with a passion for backend technologies, AI projects, and blockchain development. This internship, whether remote or onsite, offers a unique chance to gain hands-on experience and contribute to innovative projects in a dynamic environment. Your responsibilities will encompass various aspects of development, including full-stack development, AI integration, blockchain development, backend engineering, frontend collaboration, database management, agent frameworks & libraries implementation, as well as deployment & DevOps tasks. You will be expected to build, test, and deploy scalable applications in AI & Web3, implement AI agents and automation tools, work with smart contracts and Web3 frameworks, develop robust APIs, collaborate on frontend frameworks, and manage databases using SQL and NoSQL solutions. To excel in this role, you should have prior experience in 2-4 AI projects with hands-on development, possess strong backend development skills in Node.js, Python, or Go, and demonstrate an understanding of blockchain, smart contracts, and Web3 frameworks. Additionally, familiarity with AI agent frameworks like LangChain, AutoGPT, or LlamaIndex, knowledge of RESTful & GraphQL APIs, experience with cloud platforms for deployment, and a genuine passion for AI, Web3, and blockchain technologies are essential. Bonus skills that would be advantageous include experience with Zero-Knowledge Proofs (ZKPs), DeFi protocols, or NFT platforms, familiarity with LLM fine-tuning and AI inference pipelines, and knowledge of WebSockets, gRPC, and event-driven architectures. Joining Codeminto will provide you with the opportunity to work on cutting-edge AI & Web3 projects, benefit from a flexible remote-friendly culture, learn from top-tier engineers through hands-on experience, and potentially secure a full-time position based on your performance. If you are ready to embark on this exciting journey, apply now with your resume & GitHub portfolio at hr@codeminto.com.,

We are seeking a skilled Blockchain Developer with practical experience in Solana, Ethereum, and Base networks. The ideal candidate will possess expertise in smart contract development, blockchain integrations, and frontend React integration. You will be responsible for working on decentralized applications (dApps), optimizing smart contract performance, and ensuring seamless communication between smart contracts and web applications. Immediate joiners will be preferred. Your responsibilities will include developing and deploying smart contracts on Solana (Rust), Ethereum/Base (Solidity, Vyper), and working with the Anchor framework for Solana and Hardhat/Foundry for Ethereum development. Moreover, you will integrate smart contracts with React-based frontend applications using web3.js, ethers.js, viem, or Solana's @solana/web3.js. It will also be your duty to optimize gas usage and transaction efficiency for blockchain interactions, design and implement cross-chain interactions between Ethereum, Solana, and Base, and build and maintain backend services for blockchain applications using Node.js, GraphQL, and IPFS. You must ensure the security and auditability of smart contracts by following best practices and testing methodologies, work with wallet integrations (e.g., Metamask, Phantom, Coinbase Wallet), and collaborate with UI/UX teams to ensure a seamless user experience for decentralized applications. Required Skills & Experience - Blockchain & Smart Contracts: - Experience in developing and deploying smart contracts on Solana (Rust, Anchor) and Ethereum/Base (Solidity, Vyper). - Familiarity with Layer 2 solutions (Optimism, Arbitrum, Base) and sidechains. - Experience with NFTs, DeFi protocols, and tokenomics. - Frontend & Web3 Integration: - Strong knowledge of React.js, Next.js, and integrating dApps with ethers.js, web3.js, viem, or solana/web3.js. - Experience with GraphQL, REST APIs, and The Graph Protocol for querying blockchain data. - Security & Performance: - Understanding of smart contract security vulnerabilities (reentrancy, front-running, integer overflow, etc.). - Experience with smart contract auditing tools like Slither, MythX, or Certora. - Tools & Frameworks: - Solana: Anchor, Seahorse - Ethereum: Hardhat, Foundry, Remix - Storage: IPFS, Arweave, Filecoin - Version Control: Git, GitHub, GitLab Good To Have Skills: - Experience with cross-chain messaging protocols (e.g., LayerZero, Wormhole). - Understanding of MEV (Miner Extractable Value) and Flash Loans. - Knowledge of Zero-Knowledge Proofs (ZK-Rollups, zkSync, StarkNet). - Experience with Rust, Go, or TypeScript for blockchain development.,

As a Front-End Developer at Shivacha Technologies, you will be an integral part of our team focused on delivering cutting-edge blockchain solutions. We are a forward-thinking technology company currently developing innovative decentralized applications (dApps) that redefine the possibilities of Web3. If you are passionate about blockchain technology and possess the necessary skills, we invite you to join us in our office located at Plot no 23, Sector 18, Gurgaon, Haryana, India. Your responsibilities will include developing, testing, and maintaining user-facing features for blockchain-based applications. You will collaborate with designers, back-end developers, and blockchain engineers to ensure seamless and responsive dApps. Integration of front-end interfaces with smart contracts and blockchain data using Web3 technologies will be a crucial aspect of your role. Moreover, you will be responsible for optimizing applications for speed, scalability, and cross-browser compatibility while upholding high-quality code standards. Active participation in team meetings, code reviews, and the continuous improvement of development processes is expected from you. To excel in this position, you should have a minimum of 3 years of experience in front-end development along with a strong proficiency in JavaScript and frameworks like React.js. Hands-on experience with HTML5, CSS3, and responsive design techniques is essential. Familiarity with Web3.js or Ethers.js, integration of wallets like MetaMask, and understanding of REST APIs and JSON are also required. Version control experience using Git, attention to detail, and a passion for creating clean, user-friendly interfaces are qualities we value. Additionally, knowledge of blockchain basics, smart contracts, Ethereum or other EVM-compatible chains, exposure to dApp development, and decentralized protocols is a plus. Familiarity with tools like Figma or Adobe XD for design handoff, experience with Next.js, TypeScript, or similar technologies are nice-to-have skills. In return, we offer a competitive monthly salary ranging from 25,000 to 50,000, the opportunity to work in a collaborative and innovative office environment, and the chance to contribute to cutting-edge blockchain technologies. Paid sick time, paid time off, performance bonuses, yearly bonuses, and career growth in the rapidly expanding Web3 space are some of the perks and benefits you can enjoy as part of our team. If you are excited about blockchain and front-end development, please send your resume and portfolio (if available) to isha.gill@shivacha.com with the subject line "Application for Front-End Developer - Blockchain." We look forward to hearing from you and potentially welcoming you to our team at Shivacha Technologies.,

As a Blockchain Engineer, you will be responsible for developing secure, scalable, and high-performance decentralized applications. Your primary focus will be on utilizing key technologies such as Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat in smart contract and blockchain system development. You will be tackling practical challenges that arise during the development of such projects. Your tasks will include integrating Node.js, Rust, Go, and TypeScript into blockchain-backed applications. It will be crucial for you to discuss the trade-offs between using Rust or Go for performance-critical blockchain services. You will also need to address key challenges related to ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat. In addition, you will be responsible for testing, debugging, and deploying smart contracts in a decentralized environment. Sharing best practices for gas optimization, contract upgradability, and backend scalability will also be part of your role. Your performance will be evaluated based on various criteria. Firstly, your technical knowledge should include a strong understanding of Node.js, Rust, Go, and TypeScript along with practical experience in blockchain development. You should also be proficient in Ethers.js, viem, Hardhat, and the smart contract lifecycle. Problem-solving and integration skills are crucial for this role. You will need to demonstrate how you approach integrating smart contract solutions with backend services and propose solutions for common challenges in blockchain projects. Candidates with a minimum of 2 years of IT experience, including hands-on development with the specified technologies, will be preferred. Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment is also required. Your ability to think innovatively and critically about system architecture will be assessed. You should be able to propose scalable and secure solutions for blockchain-based applications and discuss the future potential of blockchain technology and how the tech stack can evolve. Communication and team collaboration skills are essential. You should be able to clearly articulate technical challenges and collaborate effectively within a team setting. Your ability to lead or contribute to discussions in a collaborative manner will be evaluated.,

As a Blockchain Developer at Aindriya Marketing Solutions Pvt. Ltd., located in Kochi, India, you will be responsible for designing, developing, and deploying smart contracts using Solidity or other blockchain programming languages. Your role will involve building and maintaining decentralized applications (DApps) on platforms such as Ethereum, Binance Smart Chain, or Polygon. You will implement blockchain security best practices to ensure the safety and integrity of transactions, as well as develop and integrate APIs for blockchain interactions. Collaboration with front-end and back-end developers to integrate blockchain functionalities into applications will be a key aspect of your responsibilities. Additionally, you will be involved in conducting code reviews, debugging, and performance optimization, while staying updated with the latest blockchain technologies, protocols, and industry trends. To excel in this role, you should possess a strong knowledge of blockchain fundamentals, cryptography, and decentralized finance (DeFi) concepts. Proficiency in Solidity, Rust, or other blockchain programming languages is essential, along with experience working with Ethereum, Binance Smart Chain, or Hyperledger. Hands-on experience with Web3.js, Ethers.js, Truffle, or Hardhat is required, as well as familiarity with smart contract security and best practices to prevent vulnerabilities. Knowledge of NFTs, DeFi protocols, and token standards (ERC-20, ERC-721, ERC-1155, etc.) will be beneficial, along with an understanding of IPFS, Layer 2 solutions, and cross-chain technologies. Strong problem-solving skills and the ability to work in an agile environment are also important for this role. Preferred skills include experience with React.js, Node.js, or Python for blockchain integration, familiarity with DevOps tools for smart contract deployment, and previous experience contributing to open-source blockchain projects. Experience in developing DeFi applications, DAOs, or NFT marketplaces will be an added advantage. In return, you can expect a competitive salary based on experience and skills, flexible work arrangements including remote/hybrid options, and the opportunity to work on cutting-edge blockchain projects. Skill development and learning opportunities in Web3 and DeFi will also be provided. If you are passionate about blockchain technology and eager to work on innovative projects, we would love to hear from you! This position is available in both full-time and part-time capacities, with benefits including cell phone reimbursement and internet reimbursement. The work location is in person, with a day shift schedule. To apply or learn more about the role, please contact the employer at +91 8089937888.,

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. You are required to have a minimum of 2 years of experience in Solidity development along with a deep understanding of Ethereum, EVM, smart contract architecture, and token standards such as ERC-20, ERC-721, ERC-1155. Familiarity with tools like Hardhat, Truffle, Remix, Ganache, web3.js/ethers.js, and integrating smart contracts with frontend/backend is essential. Knowledge of security best practices including reentrancy, overflow, front-running, etc., as well as proficiency in Git and Agile workflows are expected. It would be a plus if you have experience with Layer 2s, sidechains, or cross-chain platforms, familiarity with Rust, Solidity Assembly, or other blockchain protocols, and prior contributions to open-source Web3 projects. As a passionate individual about blockchain and decentralized technologies, you should possess strong problem-solving, analytical skills, and be a clear communicator and team collaborator. In return, we offer a competitive salary, token incentives, a flexible work environment, and the opportunity to work on cutting-edge Web3 products. If you are enthusiastic about decentralized tech and clean, gas-efficient code, we would love to have a conversation with you.,

As a Solidity Developer at our company, you will be a valuable addition to our blockchain engineering team. Your primary responsibility will be to design, develop, test, and deploy secure and scalable smart contracts using Solidity on Ethereum-compatible blockchains. You will play a crucial role in building smart contracts for various applications such as DeFi, NFTs, and Web3 platforms. Your tasks will include optimizing contracts for performance, gas efficiency, and security. You will collaborate closely with the frontend and backend teams to integrate smart contracts into decentralized applications (dApps). Additionally, you will be responsible for conducting code reviews, audits, and unit testing to ensure the reliability of the developed smart contracts. Staying updated on the latest Web3 trends, tools, and vulnerabilities will be essential in this role. To be successful in this position, you should have at least 2 years of experience in Solidity development. A deep understanding of Ethereum, EVM, smart contract architecture, and token standards such as ERC-20, ERC-721, and ERC-1155 is required. Familiarity with tools like Hardhat, Truffle, Remix, and Ganache will also be beneficial. Experience with web3.js/ethers.js and integrating smart contracts with frontend/backend systems is necessary, along with knowledge of security best practices like reentrancy, overflow, and front-running. Proficiency in Git and Agile workflows is expected. It would be a plus if you have experience with Layer 2s, sidechains, or cross-chain platforms. Familiarity with Rust, Solidity Assembly, or other blockchain protocols, as well as prior contributions to open-source Web3 projects, are also advantageous. We are looking for someone who is passionate about blockchain and decentralized technologies, possesses strong problem-solving and analytical skills, and can communicate effectively and collaborate well within a team. In return, we offer a competitive salary, token incentives, a flexible work environment, and the opportunity to work on cutting-edge Web3 products.,

As a Cryptocurrency Expert & Developer, you will play a crucial role in leading the design, development, and deployment of a new custom cryptocurrency/token system in Delhi. Your primary responsibility will be to create a secure token that will be utilized within our ecosystem, ensuring seamless wallet integration and transfer capabilities. Your expertise in smart contract development, blockchain deployment, and crypto wallet integrations will be essential for this role. You will be tasked with designing and developing a custom token such as ERC-20, BEP-20, or similar, writing and deploying secure smart contracts, and providing APIs/interfaces for token distribution and wallet interaction. Additionally, you will need to enable wallet transfers to personal crypto wallets like MetaMask and Trust Wallet, implement token-related business logic based on specific distribution criteria, and ensure the efficiency, scalability, and security of contracts. Backend integration with existing systems and creating admin tools for token management and distribution will also be part of your responsibilities. To excel in this role, you should possess strong experience with Solidity, Web3.js, Ethers.js, or similar frameworks. A proven track record of launching secure tokens on Ethereum, BSC, or other networks, along with experience in wallet integration and Web3 applications, will be beneficial. Understanding smart contract testing and auditing best practices, familiarity with backend development (preferably Node.js or Python), and the ability to work independently to deliver end-to-end crypto solutions are key attributes we are looking for. In return, we offer you the opportunity to work on innovative and impactful projects, contributing to technology that has a real-world impact on communities globally. You will receive a competitive salary and a comprehensive benefits package, including stock options, in a collaborative, supportive, and growth-oriented work environment. Flexible work arrangements, access to the latest tools and technologies, and a focus on collaboration and growth will be part of your experience here.,

The ideal candidate for the role of Blockchain Developer at our Stealth Prop-tech startup will be responsible for developing and maintaining backend services and APIs to connect our Property Search platform with blockchain networks. You will play a crucial role in integrating real estate tokenization platforms and managing the flow of data related to property tokens and ownership. Your tasks will include building API endpoints for frontend applications to interact with blockchain functionalities, ensuring data consistency between on-chain state and off-chain databases, implementing event listeners for smart contract monitoring, and collaborating with the security team to ensure the security of integration points. Troubleshooting and resolving issues related to blockchain connectivity and third-party API integrations will also be part of your responsibilities. To qualify for this role, you should have 3-5+ years of experience in backend software development, with a minimum of 2+ years focused on integrating systems with blockchain technology. A Bachelor's degree in Computer Science, Engineering, or a related technical field is required. Proficiency in a modern backend language such as Node.js, Python, or Go is essential, along with hands-on experience in interacting with blockchain networks using libraries like Ethers.js, Web3.js, or similar. A solid understanding of blockchain fundamentals, smart contracts, and wallet interactions, as well as experience with relational databases (e.g., PostgreSQL) and API design, are also necessary. Preferred qualifications for this role include experience in the PropTech or FinTech sectors, familiarity with the regulatory landscape in the UAE (particularly the VARA framework for virtual assets), experience working in a cloud environment (AWS, Google Cloud, or Azure), knowledge of message queues (e.g., RabbitMQ, Kafka) for handling blockchain events, and experience with secure key management and custody solutions.,

We are seeking a skilled Blockchain Developer with practical experience in Solana (Rust + Anchor) and EVM-compatible chains such as Ethereum, Polygon, Base, BSC. The ideal candidate will possess expertise in smart contract development, cross-chain interoperability, and full-stack dApp development with React and Web3 integrations. Your responsibilities will include developing secure, scalable, and user-centric decentralized applications with seamless wallet and blockchain integrations. As an Immediate Joiner, you will be tasked with developing and deploying smart contracts on Solana (Rust + Anchor) and EVM-based networks using Solidity. Additionally, you will build full-stack dApps utilizing React.js/Next.js, Web3.js/Ethers.js, and integrating wallets like MetaMask, Phantom, and WalletConnect. Implementing cross-chain features using LayerZero, Wormhole, or Axelar for bridging, syncing, and wrapped tokens will also be part of your role. You will be responsible for writing secure, gas-optimized contracts, conducting comprehensive testing using tools like Mocha, Jest, Anchor test suite, Hardhat, and Foundry. Integration of backend services with Node.js, GraphQL/REST APIs, PostgreSQL/MongoDB, and Redis (optional) will also be within your scope. Automation of deployments using Docker and CI tools such as GitHub Actions and GitLab CI is expected. Monitoring and troubleshooting on-chain activity using tools like Tenderly, Etherscan APIs, and Solana Explorer will also be part of your responsibilities. Collaboration with frontend and DevOps teams to ensure excellent UI/UX and scalability is crucial. The desired candidate should possess 3+ years of full-stack development experience, at least 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) is preferred. Familiarity with authentication protocols like JWT, OAuth2, and SIWE (Sign-In With Ethereum/Solana), understanding of smart contract vulnerabilities, and Web3 security best practices are required. 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 will be an added advantage.,

As a Blockchain Developer at Aindriya Marketing Solutions Pvt. Ltd., located in Kochi, India, you will be an integral part of our team with a focus on developing cutting-edge blockchain solutions. With at least 2 years of experience in the field, you will play a key role in the design, development, and deployment of decentralized applications, smart contracts, and blockchain integrations. Your responsibilities will include designing and deploying smart contracts using Solidity or other blockchain programming languages, building and maintaining decentralized applications on platforms like Ethereum, Binance Smart Chain, or Polygon, and implementing blockchain security best practices to ensure the safety and integrity of transactions. You will also work on developing and integrating APIs for blockchain interactions, collaborating with front-end and back-end developers, conducting code reviews, debugging, and optimizing performance. To excel in this role, you must possess a strong knowledge of blockchain fundamentals, cryptography, and decentralized finance (DeFi) concepts. Proficiency in Solidity, Rust, or other blockchain programming languages is essential, along with experience working with Ethereum, Binance Smart Chain, or Hyperledger. Hands-on experience with Web3.js, Ethers.js, Truffle, or Hardhat is preferred, as well as familiarity with smart contract security and best practices. Knowledge of NFTs, DeFi protocols, token standards (ERC-20, ERC-721, ERC-1155), IPFS, Layer 2 solutions, and cross-chain technologies will be beneficial. Strong problem-solving skills and the ability to work in an agile environment are also key requirements. Preferred skills for this role include experience with React.js, Node.js, or Python for blockchain integration, familiarity with DevOps tools for smart contract deployment, previous contributions to open-source blockchain projects, and experience in developing DeFi applications, DAOs, or NFT marketplaces. In return, we offer a competitive salary based on your experience and skills, flexible work arrangements including remote and hybrid options, the opportunity to work on cutting-edge blockchain projects, and skill development and learning opportunities in Web3 and DeFi technologies. If you are passionate about blockchain technology and eager to work on innovative projects, we would love to hear from you! Job Types: Full-time, Part-time Benefits: - Cell phone reimbursement - Internet reimbursement Location Type: In-person Schedule: Day shift Experience: blockchain: 1 year (Required) Work Location: In person To speak with the employer, contact: +91 8089937888.,