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.

We’ve been blown away by the level of talent we've been able to hire through Toptal.

Brad Rozran, Optimizely
Meet our
R Developers
Alexis Hernandez, Coder.
Alexis Hernandez
Software Engineer
Previously at
Samsung
Anne Adams, Senior Programmer and Consultant.
Anne Adams
Senior Developer
Previously at
Merrill Lynch
Danilo Resende, Freelance Developer for Hire.
Danilo Resende
Senior Software Engineer
Previously at
Instagram
April Leone, Freelance Developer for Hire.
April Leone
Senior Software Developer
Previously at
Rosetta Stone
Jongwook Kim, Senior Programmer and Consultant.
Jongwook Kim
Software Engineer
Previously at
Facebook
Darin Erat Sleiter, Coder.
Darin Erat Sleiter
Senior Software Developer
Previously at
Stanford
Trusted by leading brands and startups

Our Exclusive Network of R Developers

Carl Dunham

R Developer
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 gradu... Read More
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 them to build large, interesting things. Read Less
RPythonAgile Software DevelopmentLinux+4 More
View Carl's Profile

Chris Pagnutti

R Developer
Chris is a versatile developer who can adapt to any technology, methodology, or environment. Able to build full-stack applications from scratch or step r... Read More
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 for the important details. Read Less
RPythonPHPJava+9 More
View Chris's Profile

Charles Bordet

R Developer
Charles is an experienced data scientist with a strong background in programming, machine learning, and statistics. He has helped a variety of clients in... Read More
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 extracting and cleaning data to building data products backed with machine learning models.  Read Less
RSQLData ScienceLinux+3 More
View Charles's Profile

Pavel Vydra

R Developer
Pavel has over a decade of experience in data science and product development, especially focusing on product, project, and process management. With a st... Read More
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-effective solutions. Read Less
RSQLjQueryTableau+4 More
View Pavel's Profile

Mojmir Vinkler

R Developer
Mojmir is a full-stack data scientist with strong development skills, allowing him to handle model design, data collection, and final implementation of s... Read More
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 modeling of big data sets. Read Less
RPythonFlaskPandas+4 More
View Mojmir's Profile

Romain Thalineau

R Developer
Romain is a seasoned data scientist and machine learning engineer with a Ph.D. in quantum physics and expertise in Python and the PyData stack. Having wo... Read More
Romain is a seasoned data scientist and machine learning engineer with a Ph.D. in quantum physics and expertise in Python and the PyData stack. Having worked in three different countries for companies of all sizes, from startups to global organizations, Romain is a versatile and communicative engineer.  Read Less
RPythonDjangoComputer Vision+9 More
View Romain's Profile

Aaron Pickering

R Developer
Aaron is a data scientist who was educated in Australia and is now based in Berlin. He's experienced in working on a wide range of data-science and machi... Read More
Aaron is a data scientist who was educated in Australia and is now based in Berlin. He's experienced in working on a wide range of data-science and machine-learning projects for a number of world-class clients. Aaron is generally a language agnostic with regard to data science. He uses whatever works best for the project at hand and is most competent at R, followed by Python. Read Less
RMachine LearningStatistical Data Analysis
View Aaron's Profile

Christopher Karvetski

R Developer
Dr. Karvetski has ten years of experience as a data and decision scientist. He has worked across academia and industry in a variety of team and client se... Read More
Dr. Karvetski has ten years of experience as a data and decision scientist. He has worked across academia and industry in a variety of team and client settings, and has been recognized as an excellent communicator. He loves working with teams to conceive and deploy novel data science solutions. He has expertise with R, SQL, MATLAB, SAS, and other platforms for data science. Read Less
RSQLSASiOS+2 More
View Christopher's Profile

Milos Grubjesic

R Developer
Milos is a senior software developer and data scientist with over a decade and a half of education and experience using machine learning and AI, Python, ... Read More
Milos is a senior software developer and data scientist with over a decade and a half of education and experience using machine learning and AI, Python, R, and more to solve complex research problems and enrich the capabilities of web and software projects. Read Less
RApache SparkUbuntu LinuxMachine Learning+2 More
View Milos's Profile

Milen Kolev Borisov

R Developer
Milen is a developer with more than ten years of experience developing software. He has extensive experience with C/C++ and Python and has been working w... Read More
Milen is a developer with more than ten years of experience developing software. He has extensive experience with C/C++ and Python and has been working with Angular and Bootstrap over the past year. He has an excellent grasp of mathematical/engineering modeling and in developing computational work, algorithms, web apps, and GIS software. Milen truly believes in open source development and in collaborating to create great products! Read Less
RPythonC++C
View Milen's Profile

Timofey Nevolin

R Developer
Timofey is a software architect and developer with proven ability to develop efficient, scalable, and fault-tolerant server solutions for complex problem... Read More
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 solutions, and web services. Read Less
RJavaJavaScriptSpring+9 More
View Timofey's Profile

Alejandro Correa Bahnsen

R Developer
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 frau... Read More
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 applications of big data science to different organizations. Moreover he is an active contributor to several open source projects such as scikit-learn. Read Less
RPythonSASSQL+6 More
View Alejandro's Profile

Sameh Awaida

R Developer
Sameh is a successful data scientist and assistant professor experienced in computer and electrical engineering with more than 20 journal publications, c... Read More
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. He possesses expert level skills and accomplishments in numerous technologies and formats. Read Less
RPythonPython 3C+9 More
View Sameh's Profile

Michael Newlin

R Developer
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 cu... Read More
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 frameworks. He has developed solutions for large organizations such as Walmart and Home Depot and has developed full-stack solutions for startup companies from inception to launch. Read Less
RC#ReactPython 3+9 More
View Michael's Profile

Rauno Viskus

R Developer
Rauno has a math/statistics background by education but software development has been with him for quite some time now (10+ years). He's driven by innova... Read More
Rauno has a math/statistics background by education but software development has been with him for quite some time now (10+ years). He's driven by innovative ways of getting stuff done, but still has a feet-on-the-ground analytical way of thinking. Read Less
RJavaScriptExpress.jsPostgreSQL
View Rauno's Profile
Sign up now to see
more profiles.
Get Started

Hear From Our Clients

Hire R Developers Seamlessly with 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 R developer for your project. Average time to match is under 24 hours.
3
The Right Fit, Guaranteed
Work with your new R 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.
Your New Team Member
We are so sure you will love your new team member, than you can try working with them for a few days. Pay only if satisfied.
Scale as Needed
Hire talent within 48 hours. Scale your team up or down exactly when you need it, no strings attached.
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
Choose the engagement type that suits your needs – hourly, part-time, or full-time – with the ability to change anytime.
Expert Talent Matcher
Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.