
Hire Solidity Developers
Hire the Top 3% of Freelance Solidity Developers
Toptal is a marketplace for top Solidity developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal Solidity freelancers for their mission-critical software projects.
No-Risk Trial, Pay Only If Satisfied.
Hire Freelance Solidity 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 MoreDenis Baturin
Denis is a blockchain analyst and a Solidity and Android developer. He has been in charge of everything blockchain-related in a hardware wallet company for over two years. He has integrated 10+ blockchains for a hardware wallet Android app in Kotlin and Java and developed a self-sovereign identity (SSI) POC app. Denis is experienced with smart contracts and NFTs and has a solid background as a system administrator and tech support.
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 MoreDaniel Trinh
Daniel is a lead Solidity developer with five years of experience in development and four years in Blockchain. He specializes in EVM protocols, decentralized finance, and NFTs. He's built several products in this space, including a Crowdfunding Protocol, a 200MM Stablecoin Protocol, an automated on-chain trading engine, and several NFT apps on Ethereum. Daniel is constantly learning about new projects, best practices, and design patterns in the EVM and blockchain protocol space.
Show MoreNicolas Debaene
With a master of science degree in engineering and a specialization in data science from Telecom ParisTech, Nicolas has been solving concrete business cases for five years using machine learning and data mining. His experience in the eCommerce, banking, and consulting sectors gives him a very strong technology portfolio and a deep understanding of different business types.
Show MoreAbhi Panchal
Abhi is an ML and Generative AI engineer with 5+ years of experience delivering production-grade AI solutions. He specializes in LLMs, RAG, diffusion models, transformer architectures, chain-of-thought prompting, fine-tuning, and prompt engineering. Abhi is skilled in deep learning, computer vision, NLP, embeddings, vector databases, and multi-modal systems. He designs scalable ML pipelines with GPU acceleration, low-latency inference, MLOps (CI/CD, monitoring), and containerized deployments.
Show MoreDee Acharjya
Dee is a full-stack engineer with experience leading teams and providing hands-on coding for scalable solutions. He has contributed to projects in diverse industries, including document management, blockchain, legal, and telecommunications, becoming highly proficient in Node.js, NestJS, React, Next.js, GraphQL, .NET, and C#. Dee is also adept at managing SQL and NoSQL databases and deploying CI/CD pipelines using GitHub Actions, Docker, and Kubernetes.
Show MoreRobert Pardela
Robert is an entrepreneur, IT manager, and developer specializing in blockchain. He has spearheaded dozens of large-scale projects, teams of over 40, and a budget of $30 million to deliver nationwide systems. Blockchain inspired him and changed the way he looked at IT systems. Robert is known for his innovation and strong ability to take a project from idea to successful implementation. He enjoys creating IoT solutions on Raspberry Pi and Arduino as a hobby.
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.
Show MoreSven Meyer
Sven has 20+ years of experience working on the most advanced and innovative technologies: IoT, data science, machine learning AI, and distributed systems. Since 2017 he has mainly focused on blockchain technology, working as a CTO and advisor, leading the technology and product definition. Sven developed smart contracts for blockchain-based decentralized finance platforms, token launch platforms, and real-world assets (RWA) tokenization with fractional ownership, securing over $100 million.
Show MoreGiorgi Lagidze
Giorgi has over eight years of experience developing applications with Vue and React on the front end, and Laravel and Node.js on the back end. Over the past five years, he has specialized in blockchain and DeFi development using Solidity, with a strong focus on cross-chain solutions in the past years. Giorgi is known for exceptional communication, top-quality delivery, and creating one of the best Solidity frameworks for launching DAOs.
Show MoreDiscover More Solidity Developers in the Toptal Network
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Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.




How to Hire Solidity Programmers Through Toptal
Talk to One of Our Client Advisors
Work With Hand-selected Talent
The Right Fit, Guaranteed
EXCEPTIONAL TALENT
How We Source the Top 3% of Solidity Developers
Our name “Toptal” comes from Top Talent—meaning we constantly strive to find and work with the best from around the world. Our rigorous screening process identifies experts in their domains who have passion and drive.
Of the thousands of applications Toptal sees each month, typically fewer than 3% are accepted.
Capabilities of Solidity Developers
Toptal’s Solidity developers specialize in writing secure smart contracts for blockchain-based systems. Their expertise spans EVM architecture and tools like Hardhat and OpenZeppelin, enabling them to deliver efficient code for DeFi, NFTs, and decentralized governance.
Smart Contract Development in Solidity
Mainnet and Testnet Deployment
Token Standard Implementation
Security Audits and Risk Mitigation
Contract-to-Front-end Integration
Gas Optimization Strategies
DeFi Protocol Architecture
Automated Testing With Solidity Frameworks
Upgradeable Smart Contract Design
Interface Documentation and ABI Sharing
FAQs
Typically, you can hire Solidity developers with Toptal in about 48 hours. For larger teams of talent or full end-to-end project delivery, timelines may vary. Our talent matchers are highly skilled in the same fields they’re matching in—they’re not recruiters or HR reps. They’ll work with you to understand your goals, technical needs, and team dynamics, and match you with ideal candidates from our vetted global talent network.
Once you select your Solidity developer, you’ll have a no-risk trial period to ensure they’re the perfect fit. Our matching process has a 98% trial-to-hire rate, so you can rest assured that you’re getting the best fit every time.
To hire the right Solidity programmer, it’s important to evaluate a candidate’s experience, technical skills, and communication skills. You’ll also want to consider the fit with your particular industry, company, and project. Toptal’s rigorous screening process ensures that every member of our network has excellent experience and skills, and our team will match you with the perfect Solidity developers for your project.
At Toptal, we thoroughly screen our Solidity engineers to ensure we only match you with the highest caliber of talent. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut.
In addition to screening for industry-leading expertise, we also assess candidates’ language and interpersonal skills to ensure that you have a smooth working relationship.
When you hire Solidity engineers with Toptal, you’ll always work with world-class, custom-matched Solidity developers ready to help you achieve your goals.
You can hire Solidity developers on an hourly, part-time, or full-time basis. Toptal can also manage the project end-to-end based on your specific requirements as part of our Consulting and Services offerings. Whether you hire a Solidity developer for a full- or part-time position, you’ll have the control and flexibility to scale your team up or down as your needs evolve. Our Solidity developers can fully integrate into your existing team for a seamless working experience.
We 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 Solidity developer who may be a better fit and with whom we will begin a second, no-risk trial.
Tap Into World-class Talent
Trusted Talent Only
Our talent are thoroughly vetted professionals who ramp up quickly, function as essential team members, and deliver results.
Precise Matching
Our experienced talent matchers specialize in pairing you with the right fit. They work to understand exactly what you need 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
Scale your team up or down as needed, with quick and efficient hiring in under 48 hours.
Flexible Engagements
Choose the engagement type that suits your needs—hourly, part-time, or full-time— and enjoy the flexibility to adjust as needed.
Featured Toptal Solidity Publications
Top Solidity Developers Are in High Demand.

















