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Nigeria
2-5 years experience

Studious, Curious, Awesome-ious

Hi there! I'm a Smart Contract Engineer with about 2 years of professional experience in Nigeria. I am a certified NEAR blockchain developer having expertise in Rust, Solidity, Go, Typescript, and C++. I have significant experience using working with Web3 tooling and technologies such as Solana Metaplex and anchor framework, the NEAR Rust and TS SDK, and also Ethereum's Hardhat just to name a few. I've worked on various real-world Blockchain projects. I'm currently looking for EVM and Non-EVM smart contract development opportunities If you're interested in working together, feel free to contact me.

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Philippines
5 years+ experience

Smart Contract Developer | Rust Engineer | Solidity Expert

Hi there! I'm a Blockchain Engineer with 6 years of professional experience based in Philippines. I'm an expert at smart contract developing and have significant experience using Solidity and Rust. 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.

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Singapore
5 years+ experience

Software Engineer

Passionate, solution-oriented and problem solver with 5+ years of experience building Web2 software, and 1+ years of experience building Web3 software. Skilled in communication, collaboration, and designing software. Proficient in utilising a variety of tools, libraries and frameworks to deliver business-specific programs.

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Serbia
5 years+ experience

Full-stack developer

Proven track record developing various tokens and smart contracts. Strong knowledge of SPL-TOKEN, Anchor , Rust, ERC-20, ERC-721, Solidity and React, NodeJS . Engaged in decision-making through code reviews to ensure quality and standards compliance, as well as re-usability and ease of maintenance. Highly proficient in object-oriented methodologies, data structures, algorithms, as well as quality coding and excellent debugging skills Solana /Rust/ Anchor/ Spl-token/ ERC20/ ERC721/NFT/ GraphQL / TheGraph / Vyper / Solidity / Ride / React / NodeJS / Web3.js / Ethers.js / DevOps

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India
5 years+ experience

Full-time blockchain dev with over 4+ years experience

In my previous capacity as a Co-founder @ParakeetDAO, I was the lead blockchain developer writing smart contracts with security as priority. I was responsible for integrating various EVM based chains to the bridging contract which enable any ERC721 NFT to be bridged across 7 chains (Ethereum, AVAX, Optimism, Arbitrum, Polygon, BSC and Fantom). I also acted as the liaison between the external audit team and the other internal developers and UI team. I have also worked as core contributor to the Ethereum foundation primarily focussed on optimising and developing smart contracts and EIPs on top ERC20/721/1155 and other major standards. Before getting into web3 world, I was working as a senior software developer with iontrading (iongroup.com), building trading software solutions for top investment banks around the globe. From my 2-year stint at ION, I learned a lot about traditional finance.

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United States
5 years+ experience

Solidity expert with extensive full-stack experience

Hi there! I'm a [Solidity engineer] with [4] years of professional experience based in [California]. Previously I've worked as a [Blockchain Developer] at [TRILLEST] and... I'm an expert at [Solidity] and have significant experience using [Blockchain]. I've worked on various Blockchain projects [IN MY SPARE TIME or PROFESSIONALLY]. For example I created a [SMART CONTRACT WHICH Hardhat]. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a [Solidity engineer]. If you're interested in working together, please contact me.

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Vietnam
5 years+ experience

Senior FullStack Engineer

Hi there! I'm a Blockchain and web fullstack engineer with 5+ years of professional experience based in Vietnam. Previously, I've worked as a senior Blockchain engineer at Rubyswap, Bidify and web fullstack engineer at Xion Company. I'm an expert at Solidity, Rust, Go, Solana, React, Angular, Vue, C/C++, JavaScript and have significant experience using frontend . I've worked on various Blockchain projects. I'm currently looking for a [PART TIME / FULL TIME / FREELANCER] as a blockchain and web fullstack position. If you're interested in working together, please contact me.

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Poland
5 years+ experience

Senior Blockchain Developer with 4+ years of experience in DApps using Web3 and Smart Contract development with Solidity and Rust.

Senior Blockchain Developer with 4+ years of experience in DApps using Web3 and Smart Contract development with Solidity and Rust. Hands-on experience in cross-chain protocol development between EVM and Non-EVM chains using LayerZero and proficiency in NFT game and Defi, DEX development. Strong knowledge of Cryptography(Encryption and Decryption) using symmetric and asymmetric algorithms, hash functions, Digital Signatures and Zero-Knowledge proof (ZKP) protocol. Interested in writing code that is reusable and scalable, following modern coding best practices and proficient in TDD/BDD. 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.

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Serbia
5 years+ experience

Fullstack Blockchain Developer

Hi there! I'm a Fullstack Developer with 8 years of professional experience. Previously I've worked as a Fullstack Developer at Atlasdex, Superbonds, Arc.market and Psyoptions.io I'm an expert at Rust and Solidity and have significant experience using Blockchain. I've worked on various Blockchain projects PROFESSIONALLY. For example I created a Token Vesting, Staking, Swap, Yield Farming, NFT Marketplace. I'm currently looking for a FULL TIME as a fullstack developer. If you're interested in working together, please contact me.

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United States
2-5 years experience

Metaverse Engineer

I am based in United State and passionate about Blockchain and Reactjs. Experience: 8 years ● Skills: − Blockchain Development ▪ NFTs (mint, whistelist with merkle root, presale, airdrop, burn, staking, IPFS), NFT Marketplace ▪ ERC20, ERC721, ERC1155, ERC721A, ERC721R - Token creation and distribution ▪ DeFi (Yield Farming, Swap, Liquidity, Staking, Airdrop) ▪ Ethereum L2, zkRollup, StarkNet, Starkware ▪ Ethereum, Solana ▪ SmartContract, Solidity, Rust, Cairo ▪ Web3.js, Ether.js ▪ HardHat, Truffle, Remix, Ganache ▪ TheGraph, SubQuery, Moralis − Web Development ▪ React JS(NextJS, Gatsby), VueJs ▪ Python Django, Php Laravel ▪ Java Script, Type Script, HTML, CSS ▪ JQuery, Emberjs, BackboneJs ▪ AWS Lambda, AWS Amplify, API Gateway, AWS Kinesis − Database ▪ MySQL, MongoDB, PostgreSQL, GraphQL Thanks for your reading.

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Nigeria
2-5 years experience

Full Stack Engineer | Smart Contract Developer

Hi there! I'm a Fullstack Developer with 3 years of professional experience based in Nigeria. Previously I've worked as a Software Engineer at Venturage Technologies and Backend Developer at Chainconsults. I'm an expert at backend engineering and smart contract development and have significant experience using Rust, Go, TypeScript, Solidity, JavaScript and React. I've worked on various Blockchain projects in my spare time and professionally. For example I created a web3 learning platform that integrates Solana Pay, address-based authorization, and issuing certificates as NFTs. I'm currently looking for a Full time role as a Blockchain Developer. If you're interested in working together, please contact me. I am also open to working on Freelance projects and working part time.

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India
5 years+ experience

I am Full Stack WEB3 Developer also having experience of Smart Contract development in Solidity .

I am the best candidate for this job due to my comprehensive background in blockchain development, demonstrated technical proficiency, and proven leadership abilities. With over five years of programming experience, I have a deep understanding of Solidity and the JavaScript ecosystem, making me well-equipped to tackle the challenges of building decentralized applications and smart contracts. ### Experience Highlights **Head of Blockchain at Qoodo.io** - Developed Qoodo.io, a blockchain solution for quality management on the Polygon chain. - Applied cryptographic algorithms for secure key storage and verification. - Conducted security reviews, fuzz testing, and gas optimizations. - Identified and mitigated various security threats, including signature replay attacks and oracle manipulation. - Managed quality testing on-chain using oracles and performed manual audits. - Developed token economics, internal wallets, gasless transactions using OpenGSN, and staking and vesting platforms. - Achieved high audit scores from Hacken and Vidma Security. **Blockchain Developer at Logistic Infotech** - Developed a TVL Launchpad on Uniswap V2 with 0x API interactions. - Created mechanisms to launch pools and new tokens via ICO and IDO. - Implemented cross-chain swap functionality using the 0x Protocol. - Developed a blockchain-based payment gateway named Mygrate. **Blockchain Developer at Startup Crafters** - Designed and implemented token flow for a decentralized autonomous application (DAO) specialized for farmers. - Developed vesting, staking, and treasury mechanisms pegged to stable cryptocurrencies like USDC. - Integrated blockchain contracts with React frontends and backends using RPC calls and APIs. **Blockchain Developer Intern at Devlance** - Developed and deployed Solidity-based smart contracts. - Tested contracts with tools like Slither and Hardhat. ### Technical Skills - Languages: C++, Solidity, HTML, CSS, JavaScript, SQL, Rust, Golang. - Technologies/Frameworks/Libraries: CosmWasm, Cosmos SDK, EVM, Solana, Web3.js, Git, GitHub, Docker, Ethers.js, Express JS, Node JS, React JS, Redux, Slither, Hardhat, Foundry, geth, Formal Verification, Gas Optimization with Opcodes. ### Additional Projects **Aegis AI** - Developed an advanced AI system focused on enhancing security through automated threat detection and mitigation. - Implemented machine learning algorithms to analyze data and identify potential security breaches in real-time. - Integrated AI with blockchain technology to ensure the immutability and traceability of security-related data. **Bot Development** - Created automated bots for various applications, including trading bots for cryptocurrency exchanges and customer service bots for decentralized platforms. - Designed bots to execute trades based on market conditions, using algorithms to maximize profits and minimize risks. - Developed bots to handle customer queries, providing real-time support and improving user experience on blockchain platforms. ### Additional Achievements - Mastered security and auditing with expert guidance and a course from Cyfrin Updraft. - Served as a board member at Qoodo.io, making critical decisions. - Participated in NFT Talents, DeFi Talents, and Bitcoin Talents programs at the Frankfurt School of Finance & Management. - Mentored at Mentors without Borders, teaching coding to underprivileged children. ### Why I Am the Best Candidate My extensive experience in blockchain development, combined with my technical expertise and leadership abilities, makes me an ideal candidate for this role. I have a proven track record of delivering secure and efficient blockchain solutions, managing complex projects, and collaborating effectively with cross-functional teams. My commitment to continuous learning and professional growth ensures that I stay updated with the latest advancements in blockchain technology. I am confident that my skills, experience, and dedication will enable me to contribute significantly to your team's success and drive forward innovative projects.

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Japan
5 years+ experience

Full stack developer focused on blockchain

As a full stack developer, I have experience of web development for 9+ years and 3+ years of blockchain development. I have done many projects for social networking, e-commerce, and Blockchain projects. During development, I have more than 42 happy customers and built more than 89 large and small projects. Recently, I has built several blockchain projects such as DEFI, Token Swap Tool, P2E Games, NFT Minting page and NFT Marketplace. If you have a good idea to start or grow a business, I can implement it successfully. If you need, you can contact anytime with me and discuss about projects. Cheers.

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Turkey
0-2 years experience

I am a junior software engineer who is about to graduate and wants to get experience.

Hi there! I'm a software with 2 years of professional experience based in Istanbul. Previously I've worked as a devops engineer intern and mobile developer at Mercedes Benz. I'm currently looking for a part time or freelancer job as a blockchain developer. If you're interested in working together, please contact me.

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Pakistan
5 years+ experience

Sr. Blockchain Developer

An experienced team player with excellent communication and interpersonal skills, who has the ability to work under pressure, can lead, motivate, and influence others. Possess excellent programming and implementation skills, skilled in handling multiple tasks, and working independently, in-depth knowledge of software design and software development life cycles. Being a blockchain developer, I have core competencies in React Js , Node Js , smart contracts development Web3 , solidity, Hyperledger , Remix , ChainCoding , Ethereum, Truffle and NFTs, as well as interfacing with clients both internal and external to the business to gather requirements, execute tasks, and document all efforts also I have received employee of year award at BlueWave and player of project. With great devotion and dedication I am keen to continue my professional career by having further training in my field while working as assistant to an experienced employer in a fast paced working environment.

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Pakistan
5 years+ experience

Full Stack Developer | Javascript | Python | Solidity | Rust | Plutus

Full stack developer (MERN and Python), experienced in Blockchain(Solidity,Rust, Plutus) Passing Knowledge of Machine Learning and Statistics . Team player with excellent communication and interpersonal skills. Ability and experience in working in high pressure environments and solving complex problems. Experienced in working with the MERN stack. Solid understanding of MongoDB, React and Node. Including advanced state management libraries such as MobX and Redux. Also experienced with Redis and mongoose ORM as well Experience in writing smart contracts on Ethereum and other EVM compliant chains (for e.g Polygon,BSC,Avalanche etc) in solidity and a solid understanding of the web3 protocol and integrating DAPPs with it. Additionally also experienced with building DAPPs on the Cardano Blockchain via Plutus

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India
2-5 years experience

I'm an experienced blockchain developer, who has worked on many blockchain projects and currently working on my own web3.0 project ( GIGAVERSE ) Certified in leadership ,management and public speaking in Toastmasters International, where I've honed my public speaking skills. Furthermore, as a CEO and business development professional, i have developed the most reliable business model for Gigaverse ,Proven expertise in making verified smart contracts with solidity and a strong Tokenomics play for Gigaverse finance structuring.

I'm an experienced blockchain developer,who has worked on many blockchain projects and currently working on my own web3.0 project ( GIGAVERSE ) Certified in leadership ,management and public speaking in Toastmasters International, where I've honed my public speaking skills. Furthermore, as a CEO and business development professional, i have developed the most reliable business model for Gigaverse ,Proven expertise in making verified smart contracts with solidity and a strong Tokenomics play for Gigaverse finance structuring. Crypto analyst and writer for own Toastmaster blog Solution driven developer adept at web development ,Python Scripts for automating telegram and discord & solidity contracts for candymachines & NFT projects

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India
2-5 years experience

Rust Developer

I'm a Rust Developer with 1 year of professional experience. Previously I've worked as a Rust developer. I'm a Rust expert and have significant experience using Rust, Docker, React, Typescript. I'm currently looking for a PART TIME, FULL TIME or FREELANCER as a Rust Developer. If you're interested in working together, please contact me.

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Canada
5 years+ experience

Senior Web3 Full Stack Engineer

🎉Dear clients!!! Thank you for visiting my profile. Are you looking for a passionate professional, who can help you to solve your problems in an effective and convenient way? Then you have landed on the right profile. With hard-earned knowledge, skills, and 6+ years of continuous learning, hustle, and improvements as a developer, I would be able to help you in the best possible way, fulfilling your requirements from Design to Deploy. ✅ Blockchain Field: 📌 Ethereum, Binance Smart Chain, Polygon, Avalanche C-Chain, Solana 📌 Defi(AMM models, Yield Farming, Staking, Liquidity Pools), Dex, NFT MarketPlace 📌 Smart Contract, Web3.js/Solana-Web3.js, Ether.js, Truffle/Remix, Anchor ✅ Web Field: 📌 Node.js(ExpressJS/NestJS), .NET Core, AWS Lambda, CI, Laravel 📌 React/Redux/Next.js(Typescript based), Angular/Angular Universal/RxJS 📌 Bootstrap, TailwindCSS, Styled Components, Sass/Less, MUI/Chakra UI/Kendo UI 📌 Headless/Prismic, Shopify, WordPress 📌 React Native, Ionic Framework 📌 Firebase, AWS Service, Notion, Trello, Digital Ocean 📌 GitHub Action/GitLab CI/BitBucket Pipeline, Netlify/Heroku ✅ Programming Languages: C/C++/C#, Python, Javascript, PHP, Solidity, Rust ✅ Experienced Technology: Streaming & Image, Audio Processing Your 🏆success is my 🏆success and I will not let you down. 🚀Let's have a good journey!!!

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Nigeria
5 years+ experience

Blockchain Developer | Smart Contracts | Smart Contracts Auditor

Hi there! I'm a Blockchain Developer with 4 years of professional experience based in Nigeria. Previously I've worked as a blockchain developerat dFund and Koraplay I'm an expert at Solidity, Web3.js, React.js, Vue.js, JavaScript, C++, Wordpress CMS and have significant experience using Truffle, Hardhat, Foundry I've worked on various Blockchain projects. For example I created a P2P Lending and borrowing platform, Tokenomics, E-market Dapp, Banking, Vault, Multisig wallets, NFT marketplace. I'm currently looking for a full time position as a Blockchain Developer. If you're interested in working together, please contact me.

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