Hire Freelance Hyperledger Developers
John McLaughlin
John is an experienced Ethereum dApp developer. He has created NFT factories and marketplaces on Ethereum Mainnet and L2 chains like Polygon, Arbitrum, Optimism, and zkSync for five Toptal clients. He has designed and deployed 150 unique Solidity smart contracts (ERC-20, ERC-721, ERC-1155) integrated into various decentralized platforms and applications. As an AWS Certified Developer Associate, John has also developed and deployed serverless applications for Toptal and other freelance clients.
Show MoreMatthew Alhonte
Matt has officially worked as a Python-based data scientist for the past six years; however, he's spent the last ten at the intersection of stats and programming (before the term data scientist had caught on). He combines strong technical skills with a rigorous background in experiment design and statistical inference. More recently, he's been focusing on machine learning, including some natural language processing and computer vision.
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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