Hire the Best Smart Contract Developers Near Copenhagen

Toptal is a marketplace for top remote Smart Contract developers. Top companies and start-ups in Copenhagen choose Toptal Smart Contract Development freelancers for their mission-critical initiatives.

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Hire remote Smart Contract developers near Copenhagen or in a similar time zone

View Sylvain

Sylvain Vittecoq

Freelance Smart Contract Developer

Sweden

Toptal Member Since August 17, 2022

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.

Smart Contract Development Open Source Development Java Blockchain NFT CoAP Startup Development Software Development CSS HTML5 JavaScript Spring Boot REST API

View Robert

Robert Pardela

Freelance Smart Contract Developer

Poland

Toptal Member Since October 7, 2022

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.

Smart Contract Development Xamarin JavaScript Solidity Node.js Blockchain REST API Software Development Ethereum Ethereum Smart Contract Software Architecture Web Application Web Development

View Dominik

Dominik Krížo

Freelance Smart Contract Developer

Slovakia

Toptal Member Since August 9, 2021

Dominik is a highly skilled and experienced developer who has been programming since 13. With a strong foundation in object-oriented programming, he pursued further education in the field, finishing his bachelor's degree in informatics and eventually landed a role as an Android developer, working with Java and Kotlin. However, Dominik's passion for innovation and decentralization led him to explore the emerging field of blockchain development, where he has become an expert in Rust and WASM.

Smart Contract Development Android Windows Development Agile Development C++Git Jira Kotlin Solidity Algorithms Data Structures Java Unit Testing

View Serkan

Serkan Kaplan

Freelance Smart Contract Developer

Germany

Toptal Member Since March 4, 2021

Serkan is a seasoned software engineer with 17 years of experience in consultancy and in-house development. For the last three years, he's been helping clients develop and improve their products all around the world. Previously, Serkan worked as a consultant for different companies and projects. As a software consultant, he led development teams of up to ten developers and worked on fintech, employee relations, learning management, and eCommerce applications.

Smart Contract Development MacOS Ganache Software Engineering Agile Development Java Kotlin Solidity PostgreSQL Spring Boot Software Architecture Web3.js Kubernetes

View Josef

Josef Sevcik

Freelance Smart Contract Developer

Switzerland

Toptal Member Since July 9, 2015

Josef is a highly flexible consultant with extensive experience in distributed systems, both from telecommunication and blockchain environments. He can assume various roles based on actual business needs - product owner, architect, analyst, developer, or team leader.

Smart Contract Development Boost Python LDAP Blockchain Integration Linux C++C Solidity Distributed Ledger Development Mathematics

View Stefan

Stefan Kostic

Freelance Smart Contract Developer

Serbia

Toptal Member Since February 17, 2021

Stefan is a software engineer with a focus on full-stack web development. He has also worked on blockchain-related projects. Stefan's passions are high-quality software and good software practices. He tries to ensure he is not limited to only web development or one specific role—he enjoys variety and learning new skills. Stefan has experience working on enterprise projects, in startup environments, and as freelancer.

Smart Contract Development .NET Angular JavaScript TypeScript Solidity Front-end Back-end Developers Vue.js PostgreSQL Node.js Next.js React.js

View StJohn

StJohn Piano

Freelance Smart Contract 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.

Smart Contract Development Linux Python Blockchain Bitcoin Ethereum Cryptocurrency Solidity Ethereum Smart Contract Software Architecture Express.js Back-end Developers Web3

View George

George Bibilashvili

Freelance Smart Contract Developer

Georgia

Toptal Member Since April 21, 2022

With a wealth of experience spanning seven years in web/mobile app development, George is a full-stack specialist with expertise in React, Next.js, and React Native. A standout career achievement was the development of the eCommerce wallet, UniPay, with more than 500,000 users. George seamlessly navigates roles and is passionate about working with teams whose vision aligns with his values. He also has a good understanding of blockchain development and decentralized applications (DApp).

Smart Contract Development JavaScript TypeScript React.js GraphQL Node.js Full-stack Next.js Web Development Android iOS MySQL CSS

View Warren

Warren Schwartz

Freelance Smart Contract Developer

South Africa

Toptal Member Since December 28, 2021

Warren has been in software development for the last 20 years, and he has delivered hundreds of successful projects. In the previous four years as a CTO, he has proudly led a team of five developers to produce some great apps using blockchain and conventional tech.

Smart Contract Development C#.NET Solidity Web3.js Ganache Ethereum Ethereum Smart Contract TypeScript Blockchain Azure DevOps JavaScript NFT

View Robert

Robert Lehmann

Freelance Smart Contract Developer

Germany

Toptal Member Since September 13, 2022

Robert is a passionate gamer, experienced director of engineering, and blockchain enthusiast with 10+ years of professional experience and a bachelor's degree in game design. He has developed two multimillion-dollar-grossing games in Unity3D, published on Google Play and the App Store: Solitaire Showtime and Mahjong City Tours, which has over 25 million downloads. Robert has also developed unique smart contracts and dApps across different blockchains.

Smart Contract Development React.js Freelance Programming Game Development Computer Science C#JavaScript AWS SQL Unity .NET Core iOS Android

View Ivan

Ivan Turkovic

Freelance Smart Contract Developer

United Kingdom

Toptal Member Since June 19, 2015

Ivan is a geek, visionary, startup enthusiast, occasional tech blogger, software developer, and entrepreneur based in London. He has no use for mediocrity and won't settle for average. He's been known to stay up all night thinking about how he can be truly exceptional at what he does. You might call this a positive trait or competitive spirit, but he calls it passion.

Smart Contract Development Microservices Development SQL Full-stack Offshore Ruby on Rails Development React.js Blockchain Cryptocurrency Bitcoin MongoDB Stripe Development Socket.IO Bootstrap

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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 Smart Contract Developers Near Copenhagen

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.

Work With Hand-Selected Talent

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

The Right Fit, Guaranteed

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

Tap Into World-Class Talent

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
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Scale as Needed
Hire talent within 48 hours and scale your team up or down as needed, no strings attached.
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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
Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.
Expert Talent Matching
Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.