Hire the top 3% of freelance R developers.

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

Carl Dunham, United States

Freelance R Developer at Toptal since January 20, 2014
Carl has a lifelong passion for building software, systems, and teams. He caught the bug in college, began working with a startup the summer before graduation, and hasn't stopped since. He loves learning new languages and technologies, and most of all, he like using ... Click to continue

Pavel Vydra, Czech Republic

Freelance R Developer at Toptal since August 31, 2016
Pavel has over a decade of experience in data science and product development, especially focusing on product, project, and process management. With a strong data background, his focus has been on finding the right balance between the key value-add features and cost-... Click to continue

Mojmir Vinkler, Czech Republic

Freelance R Developer at Toptal since April 17, 2014
Mojmir is a full-stack data scientist with strong development skills, allowing him to handle model design, data collection, and final implementation of software. He has a strong background in statistics, machine learning, business, computer science, and predictive mo... Click to continue

Chris Pagnutti, Canada

Freelance R Developer at Toptal since June 27, 2013
Chris is a versatile developer who can adapt to any technology, methodology, or environment. Able to build full-stack applications from scratch or step right in to critical issues, he's eager to develop and implement unique and cutting-edge solutions with a keen eye ... Click to continue

Charles Bordet, France

Freelance R Developer at Toptal since November 29, 2017
Charles is an experienced data scientist with a strong background in programming, machine learning, and statistics. He has helped a variety of clients in various industries, such as academic researchers, web startups, and Fortune 500 companies. His work spans from ex... Click to continue

Alejandro Correa Bahnsen, Colombia

Freelance R Developer at Toptal since July 20, 2015
Alejandro holds a PhD in Machine Learning. He has over 8 years of experience developing data science projects in different areas such as credit card fraud detection, credit scoring, collections, churn, and direct marketing. He enjoys giving talks on successful applic... Click to continue

Timofey Nevolin, United States

Freelance R Developer at Toptal since June 25, 2014
Timofey is a software architect and developer with proven ability to develop efficient, scalable, and fault-tolerant server solutions for complex problems. He has excellent analytic abilities and extensive experience with big data real-time processing, server solutio... Click to continue

Michael Newlin, United States

Freelance R Developer at Toptal since June 29, 2017
Michael has over 20 years of experience as a professional developer as well as over 15 years of experience as a full-stack web and data developer with current expertise in React, .Net Core, C#, SQL, Bootstrap, Python, and many scientific and machine learning framewor... Click to continue

Sameh Awaida, Canada

Freelance R Developer at Toptal since July 7, 2017
Sameh is a successful data scientist and assistant professor experienced in computer and electrical engineering with more than 20 journal publications, conference papers, and patent applications in the fields of pattern recognition, data science, and machine learning... Click to continue