Hire the top 3% of freelance GitHub developers.

Toptal is a marketplace for top GitHub developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups choose Toptal GitHub 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.

Brad Rozran, Optimizely
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Alexis Hernandez
Software Engineer
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Anne Adams
Senior Developer
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Danilo Resende
Senior Software Engineer
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April Leone
Senior Software Developer
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Jongwook Kim
Software Engineer
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Darin Erat Sleiter
Senior Software Developer
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Our Exclusive Network of GitHub Developers

Carlos Ramirez III

GitHub Developer
Carlos is a professional software engineer and web developer specializing in the Ruby on Rails framework. He has worked with tech companies in New York's... Read More
Carlos is a professional software engineer and web developer specializing in the Ruby on Rails framework. He has worked with tech companies in New York's Silicon Alley for over five years, helping to build technology-based businesses from the ground up. He has a bachelor's degree in computer science from Williams College and has been in the software industry for nearly ten years. Read Less
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Ivan Dimoski

GitHub Developer
Ivan is an accomplished Android developer and consultant with six years of experience developing user-friendly applications for the international market.... Read More
Ivan is an accomplished Android developer and consultant with six years of experience developing user-friendly applications for the international market. He has excellent analytical and problem solving skills and enjoys interacting with clients to ensure that specific and business-critical requirements are met. Read Less
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Laura Julieta Córdoba

GitHub Developer
Laura has worked as a Ruby on Rails programmer since 2010. She has completed a variety of projects in Rails using tools such as GitHub, Git, Heroku, and ... Read More
Laura has worked as a Ruby on Rails programmer since 2010. She has completed a variety of projects in Rails using tools such as GitHub, Git, Heroku, and several different versions of Ruby and Rails. She enjoys challenging assignments and is efficient working with a team or solo. Read Less
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Dave Aronson

GitHub Developer
Dave has over three decades of software development experience in a wide variety of languages, fields, techniques, etc. Now he mostly does Ruby (for secu... Read More
Dave has over three decades of software development experience in a wide variety of languages, fields, techniques, etc. Now he mostly does Ruby (for security software and Rails back-ends), but he is also skilled in Python, C, Elixir, and much more. He can also mentor your developers and advise on processes and tools, and is a skilled speaker and trainer (as heard at various conferences and user groups in the USA and Europe). Read Less
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Aleksandar Tomislav Markovic

GitHub Developer
Aleksandar has been a software developer for about 5 years now, doing everything from Assembler programming to web development and, more recently, Androi... Read More
Aleksandar has been a software developer for about 5 years now, doing everything from Assembler programming to web development and, more recently, Android development. He has done work for companies like Sony Mobile, Plantronics, and Bottle Rocket Studios, and his communication skills combined with solid development work make him a useful asset to any project. Read Less
GitHubAndroid SDKAndroid StudioAgile Software Development+2 More
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Rasmus Eriksson

GitHub Developer
Rasmus is a front-end developer with seven years of experience who specializes in WordPress and Magento. He's passionate about great user experiences and... Read More
Rasmus is a front-end developer with seven years of experience who specializes in WordPress and Magento. He's passionate about great user experiences and creating responsive, accessible websites with as few lines of code as possible. Read Less
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Francisco Temudo

GitHub Developer
Francisco has been a software developer for over ten years and has had a lot of different professional experiences throughout that time. He eventually en... Read More
Francisco has been a software developer for over ten years and has had a lot of different professional experiences throughout that time. He eventually ended up programming mainly for the web, on the back-end as well as on the front-end. Currently, he works mostly with Ruby and JavaScript, although he's had extensive experience with PHP and also some experience with Java. Read Less
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Leonardo Andrés Garcia Crespo

GitHub Developer
Leonardo is a lifelong fan of technology and is always trying to learn something new while keeping up to date with his favorite technologies. He has a ve... Read More
Leonardo is a lifelong fan of technology and is always trying to learn something new while keeping up to date with his favorite technologies. He has a very proactive personality, and he's always building something. Read Less
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David Braun

GitHub Developer
David is a software engineering generalist currently specializing in Node.js (see www.NodeGuy.com). With two years of management training and strong comm... Read More
David is a software engineering generalist currently specializing in Node.js (see www.NodeGuy.com). With two years of management training and strong communication skills, he excels at bridging business requirements with modern technology. His EECS degree from U.C. Berkeley is evidence of his technical depth. Read Less
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Mehedi Hasan Khan

GitHub Developer
Mehedi is a top senior software engineer with a B.Sc. in computer science and engineering and a specialization in mobile app-centric ecosystems. With ove... Read More
Mehedi is a top senior software engineer with a B.Sc. in computer science and engineering and a specialization in mobile app-centric ecosystems. With over five years of experience designing, architecting, and developing native Android and iOS apps, he has expert knowledge of the Android/iOS operating systems and their underlying Linux/Unix kernel, Java, Swift, Kotlin, Scrum, clean architecture, and more. Read Less
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Bryce Ott

GitHub Developer
With more than fifteen years working as an engineer, architect, director, vice president, and CTO, Bryce brings a deep understanding of enterprise softwa... Read More
With more than fifteen years working as an engineer, architect, director, vice president, and CTO, Bryce brings a deep understanding of enterprise software, management, and technical strategy to any project. His specialties include Amazon Web Services (AWS), real-time systems, business intelligence, big data, enterprise web apps, scalability, education, and open-source software. Read Less
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Andreas Geffen Lundahl

GitHub Developer
Andreas is a senior developer with a passion for software quality and functional programming. He has traditionally worked a lot in eCommerce and finance,... Read More
Andreas is a senior developer with a passion for software quality and functional programming. He has traditionally worked a lot in eCommerce and finance, but he's always eager to enter new domains. In his consulting and contracting engagements, he strives for maintainable and changeable code that makes the client competitive and able to grow. Read Less
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Jonathan Rhone

GitHub Developer
Jonathan is a full-stack engineer who's as comfortable working on large-scale distributed systems as he is on client-facing single-page web apps. Jon als... Read More
Jonathan is a full-stack engineer who's as comfortable working on large-scale distributed systems as he is on client-facing single-page web apps. Jon also excels at working with big data, and has frequently worked on a petabyte scale. Read Less
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Alexander Yaremchuk

GitHub Developer
Alex is an entrepreneur at heart and an executive in practice with 7+ years of management and development (senior PHP developer) experience in both start... Read More
Alex is an entrepreneur at heart and an executive in practice with 7+ years of management and development (senior PHP developer) experience in both startup and corporate environments. He always enjoys taking on new challenges and can easily adapt to unfamiliar frameworks or technologies. Read Less
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Adam Johnson

GitHub Developer
Adam is an award-winning iOS engineer specializing in iPhone and iPad application development. He is experienced in enterprise distribution, and boasts e... Read More
Adam is an award-winning iOS engineer specializing in iPhone and iPad application development. He is experienced in enterprise distribution, and boasts extensive knowledge in the process of taking iOS applications from concept to release. Read Less
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Wes Dean

GitHub Developer
Wes is a freelance web developer and general IT enthusiast. He focuses on small- and medium-sized businesses that are looking for ways to utilize technol... Read More
Wes is a freelance web developer and general IT enthusiast. He focuses on small- and medium-sized businesses that are looking for ways to utilize technology and the accessibility of the internet to grow their business, improve their workflow procedures, and better their customer interactions. Read Less
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Krzysztof Makowski

GitHub Developer
Krzysztof is a passionate software developer with 8 years of commercial experience. He's been mostly involved in Java/JavaScript projects, but he's also ... Read More
Krzysztof is a passionate software developer with 8 years of commercial experience. He's been mostly involved in Java/JavaScript projects, but he's also familiar with Scala, Python, PHP, and Bash. He's worked in all sorts of industries (finance and education among others) with notable clients like Sony, ING Bank, and Tesco Bank. He is also versatile in his work life doing analysis, architecture design, programming, and test-automation.  Read Less
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Zack Philipps

GitHub Developer
Zack is a hybrid designer/developer experienced with every single aspect of the website or web application development process. He is a highly skilled an... Read More
Zack is a hybrid designer/developer experienced with every single aspect of the website or web application development process. He is a highly skilled and efficient individual, and a pleasure to work with. Read Less
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Matt Hall

GitHub Developer
As a full-time developer and part-time entrepreneur, Matt appreciates the need for shipping features and writing quality code. In his eyes, a feature is ... Read More
As a full-time developer and part-time entrepreneur, Matt appreciates the need for shipping features and writing quality code. In his eyes, a feature is not complete until it has been tested and documented, a sign of his dedication. Read Less
GitHubRubyJavaScriptRuby on Rails (RoR)+1 More
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Jason Boggess

GitHub Developer
Jason is a software engineer with a master's degree from MIT focusing in computer graphics and vision. He has been employed at Lockheed Martin, PayPal, a... Read More
Jason is a software engineer with a master's degree from MIT focusing in computer graphics and vision. He has been employed at Lockheed Martin, PayPal, and Fitbit as a software engineer. He's worked on many freelance projects like Mole Detective (Mole Detect), WearReader, Minecraft.Print(), 3DEchosght.com, and dataTHRESH. Jason has a range of experience working with various types of tech: Android, Windows, iPhone, and computer vision. Read Less
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Stanislav Karchebnyy

GitHub Developer
Stanislav has a strong background in C++ and enjoys exploring new languages and frameworks. He wrote commercial software used by millions of people world... Read More
Stanislav has a strong background in C++ and enjoys exploring new languages and frameworks. He wrote commercial software used by millions of people worldwide and is experienced in many programming languages and computer internals, including CPU, caches, memory, buses, and consumer electronics. Read Less
GitHubC++QtGit+2 More
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Chris Gunawardena

GitHub Developer
Chris is a developer/solutions architect with over 12 years of experience working for Accenture, Cricket Australia, RMIT University, and Sportsbet. He is... Read More
Chris is a developer/solutions architect with over 12 years of experience working for Accenture, Cricket Australia, RMIT University, and Sportsbet. He is a full-stack developer capable of DevOps and automated testing as well as creating cutting-edge web applications. Read Less
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João Dias Barbosa

GitHub Developer
João is a passionate iOS and Android developer with a strong attention to detail that has yielded great apps. He has delivered many projects for millions... Read More
João is a passionate iOS and Android developer with a strong attention to detail that has yielded great apps. He has delivered many projects for millions of users, for both startups and big companies, and he's worked extensively on back-end and API integrations. He has a very positive attitude and works well both alone and on teams. Read Less
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Martin Chikilian

GitHub Developer
Martin has worked as a professional Python developer since 2007, although his career in IT began in 2001. He is a full-stack engineer, having administere... Read More
Martin has worked as a professional Python developer since 2007, although his career in IT began in 2001. He is a full-stack engineer, having administered operating systems and networks for so many years. His recent interests are web-development and Python (namely with Django). Read Less
GitHubPythonPyQtGit+3 More
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