Hire the top 3% of freelance software developers.

Toptal is a marketplace for top software developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups choose Toptal software freelancers for their mission critical software projects.
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Hire Freelance software Developers and Engineers

Charles Cook, Ph.D., United States

Freelance software Developer at Toptal since May 30, 2014
Charles has a Ph.D. in aerospace engineering and spent three years developing custom data processing and analysis programs for NASA. He specializes in scalable, enterprise-level application development and engineering solutions for exceptionally high throughputs. He ... Click to continue

Anne Adams, United Kingdom

Freelance software Developer at Toptal since July 30, 2015
Anne is an experienced developer who has worked both for large corporations and startups. After building financial trading applications for eight years as an engineer at Merrill Lynch, Anne founded and built LoudUp, a music-based social network that she designed, dev... Click to continue

Alexander Makeev, Russia

Freelance software Developer at Toptal since December 22, 2014
Alexander carries multiple technical degrees in Nuclear Physics and worked at CERN as a Python developer implementing dynamic performance optimizations for complex web applications. He excels at rapidly integrating reliable web technologies and achieving flexible sof... Click to continue

Ted Cohn, Puerto Rico

Freelance software Developer at Toptal since February 1, 2014
Ted has 25+ years as a senior architect, technologist, developer, entrepreneur, and CTO. He led Barnes & Noble's Nook team in Palo Alto, created Pleo the dinosaur, Foodiebot chatbot ordering system and worked for Silicon Valley giants like Apple, Excite, and NeXT. He... Click to continue

Luís Filipe Teófilo, Portugal

Freelance software Developer at Toptal since October 19, 2014
With experience both as a scientist and an industrial software developer, Luís has the capacity to address real-world problems with creativity and effectiveness. His background in R&D also gives him an edge in the implementation of efficient and clean solutions to so... Click to continue

Pavel Shapkin, Russia

Freelance software Developer at Toptal since July 27, 2014
Pavel is an experienced professional with a PhD in computer science. He has a range of professional and research interests, including Scala, Java, .NET (C#), type theory, conceptual modeling, Semantic Web, and more. He's currently working on a cloud data and process ... Click to continue

Zoran Melis, Croatia

Freelance software Developer at Toptal since November 12, 2014
Zoran is a software engineer with over ten years of professional experience with a wide range of technologies. He has worked with C/C++, Python, Go, JavaScript, Java, and more. Currently focusing on full-stack, scalable applications development, he has been a part of... Click to continue

Pablo Pera, United States

Freelance software Developer at Toptal since April 15, 2014
Pablo has taken over 10 mobile apps from concept to millions of users as the lead engineer of multiple teams in various companies, including his own. Before focusing full-time on Android apps, he worked for Google and CERN (home of the LHC particle accelerator) as we... Click to continue

Rashid Wakileh, United States

Freelance software Developer at Toptal since November 17, 2014
Rashid is a passionate lead front-end engineer. He is an expert in test-driven development, and has extensive experience in leading teams to create software solutions. He enjoys using JavaScript frameworks and thoroughly testing all aspects of his code. Click to continue