39 Hardhat Jobs

Responsibilities: * Collaborate with cross-functional teams on blockchain projects using Hard Hat and Solidity. * Develop machine learning models with React.JS, Spring Boot, and MERN stack.

ZineIQ works with the Government and Companies across the globe contributing to their Digital Future. You will be part of the Technical Engineering Team and will be working on managing the operations will be reporting to Head of Architecture / Product. As a Senior Software Engineer (Blockchain), You will be part of the Engineering Team and will be working on enterprise level applications to build web applications that facilitates data exchanges across multiple systems. What you will be working on: Drive the development team in building reusable and extensible services Advocate and practice agile principles in software development Design and build services with a focus on business value and u...

As a Blockchain Developer Intern at our company located in Mohali, you will have the following key responsibilities: - Research and explore various blockchain platforms such as Ethereum, Polygon, Solana, etc. - Assist in developing and testing smart contracts using Solidity or Rust - Contribute to the design and development of decentralized applications (DApps) - Collaborate with developers and product managers on blockchain-based features - Document technical findings, learnings, and development processes To qualify for this role, you should meet the following requirements: - Currently pursuing or recently completed a degree in Computer Science, IT, or a related field - Basic understanding ...

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...

Company Description Blazpay is a next-generation cryptocurrency payment platform , revolutionizing how users and enterprises transact across blockchains. With products like our multi-chain payment gateway , hybrid wallet , Domain Pay , and NFT payment integrations , Blazpay bridges traditional finance with the decentralized Web3 world . We're now expanding our development team and looking for a QA Intern who can help ensure our products are secure, stable, and seamless across both web2 and web3 components. Role Description We are looking for a QA (Quality Assurance) Intern with a strong understanding of Web3 applications, blockchain interactions, and testing frameworks . The ideal candidate ...

Responsibilities: Architect and develop full-stack DeFi applications (frontend to smart contracts). Build and optimize scalable backend systems with Node.js, TypeScript, AWS, Google Cloud. Design secure smart contracts using Solidity and frameworks like Foundry or Hardhat. Integrate blockchain layers using viem, ethers.js, and wagmi. Develop modular, component-driven frontends with Next.js 14, Tailwind CSS 4, shadcn/ui, and Storybook. Manage application state using Redux Toolkit and React Query. Build performant APIs (REST / GraphQL / WebSockets) with Postman-based documentation. Design and manage databases with MongoDB, Redis, IPFS. Implement robust monitoring and observability using Datado...

Deliver hands-on blockchain training on Solidity, Web3.js, Truffle, Hardhat, IPFS & Hyperledger. Guide Smart Contracts, NFTs, DApps, capstone projects, assessments, and provide mentorship with industry insights.

About Us: 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. Based in SF and Hyderabad, we are a young, fast-moving team on a mission to build AI for Good, driving innovation and positive societal impact. We are seeking an experienced Blockchain Developer to develop decentralized applications and smart contracts using blockchain technology. If you are passionate about building secure, scalable blockchain systems, this role is for you! Key Responsibilities: Design and develop smart contracts on platforms...

Share On Position Junior Blockchain Developers Department Web Development Jobs - Blockchain Java PHP Python Django ROR Developer Skills Required Ethereum, Blockchain, Web3.js, ethers.js, Solidity Experience Required 1 years - 3 years Educational Qualification(s) Required BE / ME / B.Tech / M.Tech (CS / IT) / MCA or equivalent Overview of Job We are seeking a motivated and talented Blockchain Developer to join our dynamic team. This is an exciting opportunity to work on cutting-edge projects and contribute to the development of our blockchain solutions. Duties & Responsibilities Develop and Implement Smart Contracts: Design, develop, and deploy smart contracts on various blockchain platforms ...

You are a Solidity Developer with proficiency in building complex MLM staking contracts, DeFi protocols, NFT marketplaces, Launchpads, and full-fledged DApps. Your passion for Web3 is evident as you can seamlessly integrate smart contracts into modern frontend frameworks like React and Next.js. - 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 adhere to best practices in secure smart contract developm...

As a Solidity Developer at our company, you will be responsible for designing, developing, and deploying Solidity smart contracts for MLM, staking, DeFi, and NFT platforms. You will collaborate with frontend engineers to integrate smart contracts with React/Next.js apps using Ethers.js or Web3.js. Your role will also involve writing and executing tests using Hardhat or Truffle to ensure security and functionality, optimizing smart contract gas usage, and following best practices in secure smart contract development. Additionally, you will participate in the full DApp development lifecycle from ideation to deployment and work on Node.js (Typescript) web3 backend tasks when required. If you ha...

As a Blockchain Developer, you will be responsible for designing and developing decentralized applications (DApps) using Ethereum, Hyperledger, or other blockchain platforms. Your key responsibilities will include: - Writing and deploying smart contracts using languages such as Solidity, Truffle Framework, OpenZeppelin, Vyper, and others. - Leading blockchain architecture planning, system integration, and technical implementation. - Developing APIs and integrations between blockchain systems and web/mobile applications. - Maintaining and improving blockchain network performance and security. - Staying informed and up-to-date with emerging blockchain technologies and industry trends. Qualific...

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 contributing to 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 - Familiar...

Role Overview: You will be joining the blockchain engineering team in Kochi, Kerala as a skilled Solidity Developer. Your main responsibility will involve designing, developing, testing, and deploying 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. Key Responsibilities: - Design, develop, test, and depl...

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

As a Solidity Developer at the company, you will be a valuable addition to the 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. - Optimize contracts for performance, gas efficiency, and security - Collaborate closely with frontend and backend teams to integrate smart contracts into decentralized applications (dApps) - Conduct code reviews, audits, and unit testing to ensure reliability - Stay updated on the latest Web3 trends, tools, ...

The role involves designing, developing, and deploying blockchain solutions, smart contracts, and dApps. Candidates should have 3–6 yrs of experience with Ethereum, Solidity, Web3.js, Node.js, and blockchain frameworks.

Looking for a Blockchain Developer (2–4 yrs) to design, develop & audit smart contracts on Ethereum, Polygon & Hyperledger. Must have strong skills in Solidity/Vyper, DApp integration & blockchain frameworks.

As a Senior Blockchain Architect, you will be responsible for leading the design, development, and security of a decentralized ecosystem. Your deep expertise in smart contract systems, wallet infrastructure, and DeFi protocols will be crucial in architecting robust, scalable, and secure blockchain infrastructure. You will collaborate closely with founders, developers, and product teams to ensure the success of various projects. Key Responsibilities: - Design, architect, and audit smart contract systems (Solidity + Hardhat/Foundry) for high-stakes financial applications. Enforce testing, upgradeability, and audit readiness. - Build and optimize Subgraphs with The Graph to power scalable on-ch...

JOB DESCRIPTION Are you ready to make an impact at DTCC Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve. DTCC Digital Assets is at the forefront of driving institutional adoption of digital assets technology with a steadfast commitment to innovation anchored in security and s...

You are a skilled Smart Contract Web3 Developer with a minimum of 1.5 years of experience who will be responsible for designing, developing, and deploying secure and efficient smart contracts for decentralized applications (Dapp's). Your responsibilities will include developing and deploying smart contracts on Ethereum and other EVM-compatible blockchains, writing clean, well-documented, and testable code, integrating smart contracts with front-end applications, conducting thorough testing and security audits of smart contracts, collaborating with other developers and designers, and staying up to date with the latest advancements in blockchain technology. To excel in this role, you should ha...

We're looking for a skilled Smart Contract/Web3 Developer to build secure, efficient decentralized applications (dApps). You'll be responsible for: Designing, developing, testing, and deploying smart contracts. Integrating smart contracts with front-end applications. Ensuring smart contract security and optimization. We require: Proven experience in smart contract development (Solidity/Rust). Strong understanding of blockchain fundamentals. Proficiency with relevant development tools (Hardhat, Truffle, Web3.js/Ethers.js). Nice-to-haves include: Experience with other blockchain platforms, Web3 infrastructure, and front-end frameworks.

We are looking for an enthusiastic and passionate person from the software or education industry to be a part of our Team 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 Expert 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. Key Resp...

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. Mo...

About Us Challenz is an imaginative hub fusing social contests, short-form films, and Web3 creativity. Were currently developing a Real Estate NFT marketplace that allows shared ownership of properties through Ethereum smart agreements. Position Were looking for a Blockchain Engineer (Internship) to assist in creating and launching property-backed NFT contracts, embedding them into our app, and working closely with both frontend and backend teams to activate Web3 capabilities. Qualifications Proficiency in Solidity (ERC-721 / ERC-1155). Hands-on experience with Hardhat, Foundry, or Truffle. Knowledge of property tokenization and NFT data storage (IPFS / Arweave). Ability to design secure and...