Toptal is a marketplace for top remote blockchain developers. Top companies and start-ups in NYC choose Toptal Blockchain freelancers for their mission-critical initiatives.
We've been blown away by the level of talent we've been able to hire through Toptal.
Dan Napierski
Blockchain Developer
Dan is a software architect and technology professional focusing on applications of blockchain technologies. He has years of experience providing profession...al consulting services to clients ranging from startups to global corporations. He specializes in bringing rigorous testing and bulletproof code to tough engineering challenges. He has deep expertise in many aspects of artificial intelligence, blockchain, machine learning, and automation.
Nitin Punjabi
Blockchain Developer
Nitin has nine years of programming experience in a variety of systems, mostly in the finance domain. He specializes in blockchain applications and architec...ture and is a certified Ethereum developer, though he has been exposed to multiple protocols.
Ivan Komar
Blockchain Developer
Ivan is a software engineer with over five years of experience architecting complex iOS applications in Swift. Ivan took a series of commercially successful... iOS solutions with millions of users from concept to the App Store. Thanks to his experience as a CTO of two startups, Ivan has had a chance to master his full-stack development skills, including back-end engineering and web development.
Michael Dietz
Blockchain Developer
Michael is an experienced software engineer specialized in data engineering/science and deep/machine learning. Previously a software engineer at Nordic Semi...conductor ASA and Intel, Inc., he is especially strong at breaking down a problem into its fundamental components, identifying the right tools (i.e languages, libraries, frameworks, etc.) for the task, and delivering a solution that not only meets spec, but is simple and minimal.
Levi Self
Blockchain Developer
Levi has nearly a decade of experience in applied data science in a variety of industries with a concentration in the insurance industry. He's passionate ab...out solving challenging problems that others find difficult or impossible. He's comfortable working independently and collaborating on teams. He is most at home in small startups with experience in enterprise as well.
Adan Joaquín Zweig
Blockchain Developer
Adan has been writing code since he was eight years old. He is a PHP master and excels with front-end technologies like JavaScript, HTML, and CSS. He loves... working with APIs, scaling products, and AWS. He's a dedicated worker, a capable programmer, and a great person to work with.
Emilio Almansi
Blockchain Developer
Emilio has a broad skill set ranging from full-stack development and distributed computing to blockchain technologies. He has had extensive experience with... the Java and Node.js ecosystems as a Sr Software Eng. at Yours Inc, Google, and the Max Planck Institute of Informatics, as well as on big data startup Trifacta. He has strong analytical skills and takes great care in communicating with clients to find the right solution for their needs.
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The Bitcoin Lightning Network is an independent solution that’s heralded as the solution to bitcoin’s scaling problem by keeping fees minuscule and making transactions instant, away from the blockchain. In this article, Toptal Freelance Blockchain Developer Amin Shah Gilani explores what the Bitcoin Lightning Network really is, how it can make the guarantees it provides, and its current state.
The whole point of smart contracts is that they need to be more secure and efficient than traditional contracts. So where do smart contract oracles fit in? In the final installment of our three-part series, Toptal Blockchain Developer John R. Kosinski explains the role of oracles in the evolution of trust.
Solidity is the programming language of choice for Ethereum and the de facto industry standard for smart contract development. In the second article of our three-part series, Toptal Blockchain Developer John R. Kosinski takes a closer look at Solidity quirks and features, explaining how to make the most of it.
Top Blockchain Developers are in high demand.
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