Toptal is a marketplace for top Solidity developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups choose Toptal Solidity freelancers for their mission-critical software projects.
We've been blown away by the level of talent we've been able to hire through Toptal.
Solidity 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 senior software engineer at Yours Inc, Google, and the Max Planck Institute of Informatics, as well as 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.
Solidity Developer
Radek is a certified Toptal Blockchain Engineer particularly interested in Ethereum and smart contracts. In the fiat world, he is experienced in big data/ma...chine learning projects. He is a triple winner in two different international IBM Apache Spark competitions, co-creator of PlayStation 4's back-end, a successful hackathon competitor, and speaker at conferences in Australia, Poland, and Serbia.
Solidity Developer
Andrei is a passionate full-stack software engineer with 20 years of experience who has worked for Microsoft, EMC, Motorola, Deutsche Bank, and other big-na...me brands. He has built a number of successful projects utilizing various software stacks, for mobile, desktop and web platforms. He is well versed in C++, C#, and JavaScript languages as well as the most in-demand frameworks, libraries, and tools.
Solidity Developer
Andras is one of the very first Toptal certified Blockchain specialists and he's also a Microsoft Certified .NET Application Developer. He enjoys being part... of a successful high performing team delivering a positive impact for businesses on a global scale. Besides his technical knowledge, Andras has strong communication and interpersonal skills. HackerRank.com also has ranked him the top 917 (top 0.15%) algorithm programmers globally.
Solidity Developer
Fabrice is a cloud architect and software developer with 20+ years of experience who's worked for clients such as Cisco, Samsung, Philips, Alcatel, Sagem, e...tc. He specializes in designing secure, highly available, scalable, and cost-effective solutions on AWS. He's also assumed managerial positions in the past as a team leader and release manager. Along with being very keen on automation, IaC, and CI/CD, he can also code in Python, C++, and Go
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Get StartedWe make sure that each engagement between you and your Solidity developer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you're completely satisfied with the results, we'll bill you for the time and continue the engagement for as long as you'd like. If you're not completely satisfied, you won't be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.
Depending on availability and how fast you can progress, you could start your no-risk trial with a Solidity developer within 48 hours of signing up. Most of our engagements start within 2 weeks of discussing your project with us.
All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.
We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.
Hire in under 2 weeks and scale your team up or down as needed, no strings attached.
We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.
Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.
Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.
Launch yourself into Ethereum smart contract development with the Truffle framework! In this tutorial, Toptal Freelance Ethereum Developer Radek Ostrowski shows you how to create a practical ĐApp in the Solidity language, complete with its own ERC20 token.
Open-source, IoT, and Ethereum smart contracts work together with a new utility coin to make transportation more accessible and reduce vehicle waste. In this article, Toptal Freelance Ethereum Developer Michał Mikolajczyk explains the motivations and methodology behind his startup's latest initiative.
Top Solidity Developers are in high demand.
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