
Hire the Top 3% of DeFi Developers in 48 Hours
Toptal is a marketplace for top decentralized finance (DeFi) developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal DeFi freelancers for their mission-critical software projects.
The Toptal developer was instrumental in building the prototype and helped accelerate our time to raise funds by several weeks.
Vinod Kumar Ramachandran, Co-founder & CEO, Big Sur AI
Trusted by leading brands and startups
Meet DeFi Developers in Our Exclusive Network
Featured Talent

Sylvain Vittecoq
DeFi Developer
Sylvain's been a CTO, engineering manager, and senior software engineer in the US and Europe. He is a very hands-on, result-oriented expert in Java and solution definition and can work with anyone from engineers to C-level execs. Sylvain's delivered nationwide security infrastructures for millions of devices and connected millions of eCommerce users. Sylvain founded FileChain to offer next-generation blockchain platforms for large-scale Web 3.0, Industry 4.0, and NFT decentralized marketplaces.

Alisson Reinaldo Silva
DeFi Developer
Alisson is an engineering manager and certified AWS Solutions Architect with 15+ years of experience building software, leading technical teams for companies in the US, Europe, Asia, and South America, full-time and part-time as a contractor, for startups and Fortune 500 companies reporting to the C-suite. He's very interested in AI (he has a machine learning certificate from Stanford from the legendary Andrew Ng), games, and physics in general.

Jesper Kristensen
DeFi Developer
Jesper loves solving problems and helping develop next-generation engineering systems. He is motivated by a deep drive to create excellent solutions and aims to be challenged while moving companies forward. Jesper enjoys working on a budget and delivering on strict time restrictions—it's challenging and exciting.

Joseph Saw
DeFi Developer
Joseph is an experienced full-stack developer who has worked on various projects, including crypto payment solutions and decentralized yield tokenization and trading. In his spare time, he occasionally works on arbitrage bots and, most recently, created YouTube videos to provide education on smart contracts and solidity.

Camilo Jiménez
DeFi Developer
Camilo has over 15 years of experience leading and scaling products and engineering teams at startups of various sizes. He has been mentored at top accelerator programs such as Y Combinator and 500 Startups. he saw one of his startups acquired by Hopper Inc. in 2019. Camilo is also a seasoned software engineering professor at several universities.

Jerome Sonnet
DeFi Developer
With 20+ years in finance, risk management, and IT, Jerome specializes in Odoo ERP architecture and project execution. He excels at designing and implementing scalable solutions and optimizing business processes with Agile development and cloud integration. He has led end-to-end Odoo deployments, engaged regulators, recruited strategic partners, and driven stakeholder alignment. As a full-stack IT engineer, Jerome ensures robust, efficient ERP systems that enhance operational performance.

Abdul Rafehi
DeFi Developer
Abdul is a motivated full-stack engineer who loves all things tech, with extensive expertise across industries and tech stacks. Abdul has experience with C++, C#, Java, Python, TypeScript, Node.js, and web development. He enjoys difficult problems with extensive AI/ML, data processing, and algorithm development experience. He is comfortable building products from the ground up and has experience in companies of all sizes. Abdul is a believer in the benefits of TDD and well-architectured code.

Stephen Baden
DeFi Developer
Stephen is a full-stack developer with over ten years of experience working professionally as a software engineer. Over the years, he has led the development of a diverse range of products across various industries. Stephen loves working with people to bridge the gap between idea and execution through technology and design.

Kartik Bajaj
DeFi Developer
Kartik is a seasoned engineering leader with a strong technical foundation and experience across high-growth startups and established tech companies. In his most recent position as Co-founder and VP of Engineering at WonderFi, he was responsible for driving product engineering and development strategy and scaling engineering operations to support the company’s ambitions in the fintech and Web3 space.

Zac Murray
DeFi Developer
Zac is a full-stack developer skilled in a wide variety of technologies and business types. He has engineered architectural solutions for complex problems and delivered solutions to clients that transformed their businesses. Zac has worked in companies of different sizes, from small startups to some of the largest organizations in Australia, and is an excellent communicator and highly skilled technologist.

Anitet Wheeler-Rose
DeFi Developer
Anitet demonstrated strong competitive programming skills during college, which led them straight to a job at Google. Since then, they've taken on the role of CTO for an early-stage startup. Besides software engineering, Anitet is interested in soccer, drawing, and creative writing, and enjoys creating simple solutions to complex problems.

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Trusted Talent Only
Our talent network is composed of thoroughly vetted professionals who ramp up quickly, function as essential team members, and deliver results.
Precise Matching
Our experienced talent matchers specialize in identifying talent that fits your needs. They work to understand your exact requirements and hand-select the best professionals for your project.
Seamless Hiring
We handle all aspects of billing, payments, and NDAs, streamlining the hiring process so you can focus on innovation, not overhead.
No-risk Trial Period
We want to be sure your engagement is a total success, so we offer a no-risk trial period. Work with your new hire for up to two weeks and pay only if you’re satisfied.
Effortless Scaling
We help you scale your team up or down as needed, with quick and efficient hiring in under 48 hours.
Flexible Engagements
Our flexible engagement models allow you to choose the engagement type that suits your needs and adjust it anytime: hourly, part time, or full time.
Our Developer Screening Process
26.4%Applicants Pass
Language and Personality
7.4%Applicants Pass
In-depth Skill Review
3.6%Applicants Pass
Live Screening
3.2%Applicants Pass
Test Projects
3%Applicants Pass
Continued Excellence
Try Talent Before You Hire
We have a 98% trial-to-hire success rate.
Up to two weeks to try talent and evaluate fit
No obligation to pay or hire at the end of the two weeks
Get an alternative candidate quickly if you’re not satisfied
Why Organizations Choose Toptal®

Toptal gave us access to the best designers out there, saving us a lot of time and allowing us to build the best possible product.
Thierry JakircevicGeneral Manager, Digital Solutions, Bridgestone

Toptal’s talent is really excellent. They are able to work through large business problems and code incredibly efficiently.
Emily LemonSenior Director, Cleveland Cavaliers

The kind of people we looked for were hard to find. Toptal helped us achieve our goals by bringing high quality resources to bear on very short notice.
Elmar PlatzerDigital Transformation Leader, CSR

If you’ve tried working with other vendors, Toptal is going to be a different type of company to work with; they’re going to meet you where your needs are.
Matthew SchumacherSenior Product Manager, Alpha - Precision Drilling
Top DeFi developers are in high demand. Ready to get started?





