Hire Freelance Hyperledger Developers
John McLaughlin
John is a full-stack blockchain developer with 10+ years of experience, deploying 150+ Solidity smart contracts (ERC-20/721/1155) across Ethereum Mainnet and L2s, including Polygon, Arbitrum, and zkSync. He brings deep Solana and Rust expertise covering tokens, staking, and DEX integrations, and builds production multi-exchange trading platforms with real-time pipelines. As an AWS Certified Developer Associate, John delivers end-to-end solutions from smart contracts to polished UIs.
Show MoreMatthew Alhonte
Matt has worked as a machine learning engineer, data engineer, and data scientist for over 10 years, and has worked at the intersection of stats and programming for closer to 20 (before the term data scientist had caught on). He combines strong technical skills in deploying production data pipelines, ML model training, and inference pipelines with a rigorous background in experiment design and statistical inference.
Show MoreVidor Gencel
Vidor is a Computer Science Ph.D. candidate actively doing research and development in the blockchain space with a focus on Tendermint, Ethereum, and Hyperledger. He has been involved in software development since a young age and has participated in the development of different software solutions for microprocessors, core banking, the web, and money-handling equipment. Vidor has strong business English and years of remote-working experience.
Show MoreDaniel Bigos
Daniel is a software engineer focused on functional programming. He gained professional experience in blockchain technology while working on large projects such as Golem. He also has experience in building startups and designing products, as he is a co-founder of DoxyChain, a blockchain-based document management system.
Show MoreAsad Hayat
Asad is a blockchain and back-end developer with over five years of experience. He is passionate about learning and exploring new technologies. He enjoys working in the blockchain space and has expertise in Hyperledger Fabric and EVM compatible blockchains. Asad can also work as a full-stack developer and has experience in technologies and frameworks like, React and Angular on the client-side and Node.js/Express, PHP/Laravel, and Golang on the back end.
Show MoreKaustav Chakraborty
Kaustav is a hands-on, goal-oriented, versatile technology professional with more than two decades of experience, primarily in open-source digital technologies, such as blockchain, IoT, microservices, cloud, distributed architecture, R&D, design, and development, with a proven track record delivering consistent business results. He loves to take on technical challenges, learn about new technology innovations, and deliver successful products worldwide.
Show MoreRadek Ostrowski
Radek is a certified Toptal blockchain engineer, particularly interested in Ethereum and smart contracts. In the fiat world, he is experienced in big data and machine learning projects. He is a triple winner in two different international IBM Apache Spark competitions, co-creator of PlayStation 4's back end, successful hackathon competitor, and speaker at conferences in Australia, Poland, and Serbia.
Show MoreMohammadi Gheis
Gheis is a blockchain expert and developer with experience in C++, C#, JavaScript, Go, Node.js, and MQL4/5. He excels in developing blockchain services, cross-platform software, artificial intelligence, trading bots, auto trade algorithms, and DApps while delivering top-notch user-friendly solutions. As a leader of the back-end, blockchain, and DevOps teams of 10+ developers, Gheis has been involved in many high-tech projects solving complex systems and identifying improvement opportunities.
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