Hire an Expert Blockchain Developer now

BlockchainDevs is the #1 Marketplace for Freelance Web3 Developers.

Hire a Top Blockchain Developer now

Showing 244 developers. Reset filters

Iran
2-5 years experience

solidity and blockchain developer

I am an IT enthusiast fascinated by the cutting-edge technology namely blockchain. Although I have considered other fields to be interesting, the blockchain industry including Ethereum Network is eye-catching. In fact, I have dedicated myself to learning required programing-languages-related skills such as Solidity, JavaScript and Python. Additionally, I spent months watching YouTube tutorial videos regarding Hardhat, web3.JS, Brownie, Web3.py, Dapp and NFT Development. I am looking forward to landing a career soon.

View profile View Linkedin Profile

Available now

Canada
5 years+ experience

Smart contract developer

Hi there! I'm a Paul with 7 years of professional experience based in Canada. Previously I've worked as a Full stack developer at PancakeSwap and LooksRare I'm an expert at Smart contract development and have significant experience using Solidity and Rust. I've worked on various Blockchain projects professionally. For example, I created a yield farming protocol with BadgerDAO and built an NFT marketplace with LooksRare. I'm currently looking for a Full Time as a smart contract developer. If you're interested in working together, please contact me.

View profile View Linkedin Profile

Available now

Bulgaria
2-5 years experience

I learn quickly, adapt and achieve. Wagmi

Hi there! I'm a Java Developer with 2 years of professional experience based in Bulgaria. Previously I've worked as a Hedera Hashgraph developer at their core team via the LimeChain company. I'm an expert at Java and have significant experience using Spring Boot, React for the frontend, etc. I've worked on various Blockchain projects both developing the Hedera core infrastructure and applications on the mentioned system after EVM compatibility was achieved. For example I worked on a DeFi project called Heliswap. I'm currently looking for a full time position. If you're interested in working together, please contact me.

Available now

Malaysia
2-5 years experience

Skilled expert in Solidity and Next.js, delivering innovative blockchain solutions.

Hi there! I'm a Blockchain Developer with 5 years of professional experience based in Malaysia. I'm an expert at Smart Contract Development and Security Audits and have significant experience using Solidity, Wagmi, Foundry and React / Next.js. I'm currently looking for a part-time role as a solidity Developer. If you're interested in working together, please contact me.

Available now

India
2-5 years experience

I'm a system developer how love functional programming and solving problems.

Hi there! I'm a Mohsen with 5 years of professional experience in system programming. Previously, I've worked as a Rust developer at sparse.tech. I'm an expert at Rust, Haskell, FP and have significant experience using GRPC, Postgresql and so on. I've worked on one Blockchain project, muprotocol.io. For example, I created a database layer. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a Rust | Haskell | Plutus developer. If you're interested in working together, please contact me.

Available now

Sweden
5 years+ experience

Metaverse Specialist ( Unity/WebGL/ThreeJS)

Hi there! I'm an AR/VR Developer with 8+ years of professional experience based in Sweden. Previously I've worked as a AR/VR Developer at DigitalVillage IO and Anifie. I'm an expert at Metaverse app development and have significant experience using Unity3D/WebGL/threejs. I've worked on various Blockchain projects in some blockchain companies. I'm currently looking for a PART TIME / FULL TIME / FREELANCER as a Unity/WebGL Developer Role. If you're interested in working together, please contact me. (EMAIL: [email protected] SKYPE: live:.cid.2ba416a42649f3f0)

Available now

China
5 years+ experience

Passionate Fullstack Engineer

Hi there! I'm a fullstack engineer with 15 years of professional experience based in China. Previously I've worked as a Senior Fullstack Engineer at Crossword Hobbyist Inc. I'm an expert at Javascript, Go and PHP, and have significant experience using React, Vue, Node and Laravel. I've worked on various Blockchain projects in my spare time. For example I created a smart contract for DEX and also created my own arbitragy trading bot. I'm currently looking for a part time / full time / freelancing job as a full stack engineer or web3 frontend engineer. If you're interested in working together, please contact me.

Available now

Netherlands
5 years+ experience

Cardano Full stack developer

Hi there! I'm a Cardano Full Stack Developer with 5 years of professional experience. Previously I've worked as a developer at StreamCardano and AdaStamp. I'm an expert in functional programming and have a lot of experience with frontend stuff. I've worked on various Blockchain projects and participated hackathons. I'm currently looking for a part-time or full-time as a smart contract or full stack developer. If you're interested in working together, please contact me.

Available now

China
5 years+ experience

Passionate, curious Rust engineer

Hi there! I'm a Rust engineer with 9 years of professional experience based in Shandong, China. Previously I've worked as a core smart contract engineer at Defynelabs, AngelProtocol, Webb protocol and ZKP engineer at EigenTrust team. I'm an expert at ZK circuit development, and smart contract development, and have significant experience using Rustlang, Halo2, cosmwasm, JS/TS, python, and sagemath. I've worked on various Blockchain projects PROFESSIONALLY. For example I created a whole smart contract system implementing the cross-chain anonymous transaction system in Webb team. In addition, I built the ZKP circuits for EigenTrust project. I'm currently looking for a PART TIME / FULL TIME / FREELANCER as a Rust engineer(smart contract, ZKP engineering). If you're interested in working together, please contact me.

Available now

Germany
2-5 years experience

I'm a Cardano developer, which runs cardano-tools.io

Hi there! I'm a [JOB_ROLE] with [X] years of professional experience based in [LOCATION]. Previously I've worked as a [JOB_ROLE] at [COMPANIES] and... I'm an expert at [SKILLS] and have significant experience using [TECHNOLOGIES]. I've worked on various Blockchain projects [IN MY SPARE TIME or PROFESSIONALLY]. For example I created a [SMART CONTRACT WHICH ...]. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a [JOB_ROLE]. If you're interested in working together, please contact me.

Available now

Romania
5 years+ experience

Uncle Bob

Hi there! I'm a Software Engineer with 5 years of professional experience based in Romania. I'm an expert at Solidity and have significant experience using Ethereum Avalanche and EVM chains. I've worked on various Blockchain projects PROFESSIONALLY. For example I created a Real Estate Token and all the white papers that include it I'm currently looking for a FULL TIME or FREELANCER as a Smart Contract Engineer. If you're interested in working together, please contact me.

Available now

Netherlands
5 years+ experience

Senior solidity engineer, with focus on gas optimization

Hi there! I'm a Senior Solidity Engineer with 4 years of professional experience based in Amsterdam. I'm an expert at Solidity and have significant experience writing gas efficient Solidity (even assembly) and also omni-chain contracts. I've worked on various ERC20/ERC721 contracts and DeFi applications. I'm currently looking to be a freelancer as a Solidity Engineer, Auditor and optimizer If you're interested in working together, please contact me.

Available now

United States
5 years+ experience

Creative & Enthusiastic Web3 Full-stack Engineer | Professional with JavaScript/TypeScript/React/Python

* Feedback from clients... - Takeo is an amazing developer who's extremely dedicated to his job. His robust knowledge of web3 & web2 programming, along with his passion for problem-solving was impressive, to say the least. Takeo helped in developing complex scripts to help us generate metadata & art for RatDAO. His patience and problem-solving skills also shined through in the smart contract development of our NFT mint. Takeo helped us launch a smooth, pain-free mint with zero hiccups. Aside from the smart contract development, Takeo's support along the way was great. He went above and beyond for us when we needed it. I knew I could always count on him for help when brainstorming new ideas, fixing bugs, and additional smart contract development. - Takeo was the incredibly talented dev for our 'just for fun' NFT Project, SOL Summer. Takeo is incredibly smart and on top of current happenings. Whenever we ran into a sticky moment, Takeo troubleshot the issues and came up with strong solutions. I look forward to working with Takeo again soon, and you'll be lucky if you work with him too! - Takeo was very professional and amazing to work with. He was very detailed and saw the project through to the end. Very knowledgeable w/ Rust and Candy machine! Really appreciate Philip's assistance with our project! - Takeo and I worked on an NFT project, actually a gaming & metaverse ecosystem. He is a great developer. I recommend him. Thank you for taking the time to read my profile. Regards, Takeo

Available now

North Macedonia
5 years+ experience

coinhero3546

Hi I am an individual Full-stack Web3 Engineer with 8 years experience. My Skills are - Web3, BlockChain, Solidity, Rust, Solana, Smart Contract, Ethereum, Ganache, Truffle, Polygon, Hardhat, Alchemy - Javascript,Landing Page, ChatGPT, Web Scrapping, Beautiful Soup, Data Mining - React, Redux, Next.js, Vue.js, GraphQL, MySQL, Node.js, Express.js, PHP, - Python, Django, Flask, Pytorch, - Artificial Intelligence, Neural Network, Deep Learning, Computer Vision, Computer Graphics, three.js, Babylon.js , - Android, iOS, Java, Swift, React Native, Flutter, - Game Development, Unity, Desktop Application, C++, C#, OpenCV I am working as a freelancer. If you're interested in working together, please contact me.

Available now

India
2-5 years experience

I have no programming experience in Web3, but I intend to learn it from all sides to increase my knowledge level to be a good Web3 developer one day.

Hi there! I'm a Senior Automation Developer with more than 7 years of professional experience based in India. Previously I've worked as a Dot net developer at Atos, Econship Pvt Ltd. I'm an expert at Python and have significant experience using Python in Automation and Web Development. I've worked on few Blockchain projects in my spare time. For example I created a smart contract which could used as a governance to build a smart city. I'm currently looking for a PART TIME / FULL TIME / FREELANCER as a Blockchain Developer. If you're interested in working together, please contact me.

Available now

Colombia
5 years+ experience

Full-stack blockchain developer with extensive Web3 experience; goal-oriented, quick learner, and problem solver.

Hi there! I'm a Daniel Márquez with 8 years of professional experience. Previously I've worked as a Blockchain developer in various companies, I consider myself as a full stack web3 developer very goal-oriented and a person that focus on solving obstacles. I'm an expert at EVM Blockchains integration and also have a lot of experience with Stellar network, I have significant experience using React, Node, Typescript, Solidity, Truffle or Hardhat, Ganache and many other tools for frontend and backend development. I've worked on various Blockchain projects , I've created from NFT minting pages and smart contracts to entire Stellar Anchor implementation with banking systems. I'm currently looking for a part or fulltime as a Blockchain Developer. If you're interested in working together, please contact me.

Available now

Vietnam
2-5 years experience

Cardano blockchain developer

Hi there! I'm a [JOB_ROLE] with [X] years of professional experience based in [LOCATION]. Previously I've worked as a [JOB_ROLE] at [COMPANIES] and... I'm an expert at [SKILLS] and have significant experience using [TECHNOLOGIES]. I've worked on various Blockchain projects [IN MY SPARE TIME or PROFESSIONALLY]. For example I created a [SMART CONTRACT WHICH ...]. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a [JOB_ROLE]. If you're interested in working together, please contact me.

Available now

Italy
2-5 years experience

I am a smart contract developer willing to learn, I have experience developing smart contracts that interact with various defi protocols and others such as Nfts, ERC20 tokens, Multi-sig wallets and more.

Hi there! I'm a Smart Contract Developer with [2] years of experience based in Argentina. I have significant experience using Foundry, Hardhat, Brownie, scaffold-eth and Ape frameworks. I've worked on various Blockchain projects IN MY SPARE TIME. For example I created a SMART CONTRACT WHICH Interacts with various DeFi Protocols, i completed the SpeedrunEthereum track. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a [Smart Contract Developer]. If you're interested in working together, please contact me.

Available now

Kazakhstan
2-5 years experience

I'm a Software Engineer with interest in full stack development

Hi there! I'm a [JOB_ROLE] with [X] years of professional experience based in [LOCATION]. Previously I've worked as a [JOB_ROLE] at [COMPANIES] and... I'm an expert at [SKILLS] and have significant experience using [TECHNOLOGIES]. I've worked on various Blockchain projects [IN MY SPARE TIME or PROFESSIONALLY]. For example I created a [SMART CONTRACT WHICH ...]. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a [JOB_ROLE]. If you're interested in working together, please contact me.

Available now

Morocco
2-5 years experience

Ambitious

Hi , - im a blockchain (smart contract / fullstack ) developer, experienced as a freelancer in that field. My strengths are critical problem solver , creative development ideas .

Available now