Hire the Top 3% of Freelance Cryptocurrency Developers

Toptal is a marketplace for top Cryptocurrency developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal Cryptocurrency freelancers for their mission-critical software projects.

No-Risk Trial, Pay Only If Satisfied.

Clients rate Toptal Cryptocurrency developers 4.9 / 5 on average based on 1,189 reviews.

Trusted by leading brands and startups

Hire Freelance Cryptocurrency Developers and Engineers

Damjan Kužnar

Freelance Cryptocurrency Developer
Slovenia
Toptal Member Since November 29, 2018

Damjan has more than ten years of experience as a Python developer and has an extensive background in web development, data analysis, and machine learning. He helped scale one of the oldest cryptocurrency exchanges from $10 million to $2 billion in daily trading volume and has experience in managing teams.

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John R. Kosinski

Freelance Cryptocurrency Developer
Thailand
Toptal Member Since February 9, 2016

As a veteran full-stack developer, John's great breadth and depth of experience include cryptocurrency, IoT, blockchain, and mobile projects. His foundation is in C and C++, with many years of experience in .NET. His work experience up until 2009 was in the NYC and NYC area. Since 2009, he's been living abroad and working remotely. John has a personal research project in the background, involving blockchain and deep neural networks.

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StJohn Piano

Freelance Cryptocurrency Developer
Spain
Toptal Member Since November 15, 2022

StJohn is a highly-skilled and motivated senior software engineer with 11+ years of experience, 8+ of which have been in the blockchain industry. He currently works as the head of engineering at Solidi Cryptocurrency Exchange. StJohn has built excellent software for a fully regulated UK cryptocurrency exchange, a blockchain-based web publishing system, a secure Bitcoin storage toolset, a speech recognition company, a transcription team, and a furniture factory.

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John McLaughlin

Freelance Cryptocurrency Developer
United States
Toptal Member Since September 12, 2022

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.

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Dhruv Dangi

Freelance Cryptocurrency Developer
India
Toptal Member Since February 22, 2019

Dhruv is a software engineer with 6+ years of professional experience, specializing in mobile development, IoT, and cryptocurrency. With a broad and versatile coding skillset, he has worked with established companies and developed prototypes that helped startups translate their ideas into reality quickly and efficiently. Dhruv is a fast learner with a passion for building habit-forming products. His industry experience is backed by a bachelor's degree in computer engineering.

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Yehonathan Svechinsky

Freelance Cryptocurrency Developer
Israel
Toptal Member Since February 26, 2019

As an entrepreneur, Yoni is driven by the idea that the problem comes first and that technology is only one of a few tools to solve it. With over six years of experience (starting in a physics lab), Yoni has developed, architected and managed teams to solve various problems from knowledge management systems to crypto-asset derivatives and exchanges.

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Sven Meyer

Freelance Cryptocurrency Developer
Australia
Toptal Member Since November 30, 2020

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.

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Octavian Lojnita

Freelance Cryptocurrency Developer
Romania
Toptal Member Since April 22, 2022

Octavian, an accomplished software polymath, has 20+ years of experience in networking, security, apps, websites, blockchains, and emerging technologies like AI. His expertise in app development, iOS games, custom web systems, and fintech has propelled numerous projects to success in both the Web 2.0 and Web 3.0 realms. Leveraging his profound knowledge, Octavian pushes the frontiers of blockchain technologies, fostering innovation within all his expertise.

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Nikone Bounyavong

Freelance Cryptocurrency Developer
Laos
Toptal Member Since January 13, 2022

Nikone has been helping clients compete and grow with cleverly designed tools optimized for peak performance for 8+ years. He is also the co-founder and chief engineer at PengolinCoin, where he developed the core system. Nikone spent two years developing a project management service and a user survey system for IT360. With deep knowledge of the blockchain space, he also helped MPL get millions in crowdfunding from thousands of users by developing smart contracts for NFT games.

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Wesley Smith

Freelance Cryptocurrency Developer
United States
Toptal Member Since October 10, 2019

Wesley likes writing code that people use and actually gets shipped to market--so this is why he cares about customer feedback, deadlines, and project vision. Most recently, Wesley has been working on smart contracts for Ethereum and Bitcoin and building SasS products that integrate with distributed ledger technology.

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Joshua Neuman

Freelance Cryptocurrency Developer
United States
Toptal Member Since November 23, 2022

Joshua is a seasoned cybersecurity professional with deep experience and knowledge in governance, risk, compliance (GRC), auditing, vulnerability management, network security, and network engineering. He has consulted for both the US government and the private sector. Joshua's previous roles include lead network defense security engineer, product owner and stakeholder, voice over IP (VOIP) engineer, and information assurance lead.

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Discover More Cryptocurrency Developers in the Toptal Network

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THE TOPTAL ADVANTAGE

98% of Toptal clients choose to hire our talent after a risk-free trial.

Toptal's screening and matching process ensures exceptional talent are matched to your precise needs.

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Toptal in the press

... allows corporations to quickly assemble teams that have the right skills for specific projects.

Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

Our clients
Creating an app for the game
Conor Kenney
Creating an app for the game
Leading a digital transformation
Elmar Platzer
Leading a digital transformation
Building a cross-platform app to be used worldwide
Building a cross-platform app to be used worldwide
Drilling into real-time data creates an industry game changer
Drilling into real-time data creates an industry game changer
Testimonials
Tripcents wouldn't exist without Toptal. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. In just over 60 days we went from concept to Alpha. The speed, knowledge, expertise, and flexibility is second to none. The Toptal team were as part of tripcents as any in-house team member of tripcents. They contributed and took ownership of the development just like everyone else. We will continue to use Toptal. As a startup, they are our secret weapon.

Brantley Pace

CEO & Co-Founder

I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley

Director

The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller

CEO

Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

Jason Kulik

Co-Founder

As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee

Principal

How to Hire Cryptocurrency Developers Through Toptal

1

Talk to One of Our Industry Experts

A Toptal director of engineering will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right Cryptocurrency developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new Cryptocurrency developer for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.

Find Experts With Related Skills

Access a vast pool of skilled developers in our talent network and hire the top 3% within just 48 hours.

FAQs

  • How quickly can you hire with Toptal?

    Typically, you can hire an SEO expert with Toptal in about 48 hours. For larger teams of talent or Managed 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 Cryptocurrency 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.

  • How do I hire a Brand Designer?

    To hire the right Cryptocurrency developer, 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 Cryptocurrency developers for your project.

  • How are Toptal Cryptocurrency developers different?

    At Toptal, we thoroughly screen our Cryptocurrency developers 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 an SEO expert with Toptal, you’ll always work with world-class, custom-matched Cryptocurrency developers ready to help you achieve your goals.

  • Can you hire Cryptocurrency developers on an hourly basis or for project-based tasks?

    You can hire an SEO expert on an hourly, part-time, or full-time basis. Toptal can also manage the entire project from end-to-end with our Managed Delivery offering. Whether you hire an expert 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 Cryptocurrency developers can fully integrate into your existing team for a seamless working experience.

  • What is the no-risk trial period for Toptal Cryptocurrency developers?

    We make sure that each engagement between you and your Cryptocurrency 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.

Tap Into World-Class Talent

  • Trusted Experts Only

    Trusted Experts Only

    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.

  • The Right Fit

    The Right Fit

    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.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Top Cryptocurrency Developers Are in High Demand.

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