Hire the top 3% of freelance
Machine Learning engineers.
Toptal is a marketplace for top Machine Learning engineers. Top companies and start-ups choose Toptal Machine Learning freelancers for their mission critical software projects.
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Hire Machine Learning engineers
Volodymyr Gutnyk, United States
Member since March 20, 2013
Vlad is very good at finding efficient solutions to software problems. With proven experience in many different web technologies, he excels at choosing the best way to turn ideas into well-designed applications. Click to continue
Ivan Makeev, United Kingdom
Member since October 28, 2013
Ivan is an algorithm developer and research scientist (PhD) with a strong mathematical and algorithmic background. He is interested in complex projects related to various aspects of computer science, especially in the fields of computer vision, video analytics, and machine learning. Click to continue
Jano Suchal, Slovakia
Member since January 29, 2014
Jano is a full-stack developer with strong database skills and a passion for clean code. He handles performance tuning for back-ends and enhances usability in front-ends. He has a serious background in machine learning, recommendation systems, and search. Click to continue
João Filgueiras, Portugal
Member since February 22, 2014
João is an accomplished researcher and prototype developer with a special talent for breaking down large problems into solvable pieces. His background in R&D gives him the edge in implementing efficient, effective, and sophisticated yet clean solutions. Click to continue
Daniel Michulke, Luxembourg
Member since June 27, 2014
An accomplished developer, entrepreneur, and researcher with a background in mathematics and science, Daniel develops large and flexible applications with the broad vision of an architect and the risk-taking of an entrepreneur. Click to continue
Hermina Petric Maretić, Croatia
Member since August 4, 2014
Hermina is a developer with proven skills in data mining, machine learning, and mathematical optimization. When building a project, she gives special attention to algorithm efficiency, putting an emphasis on creating quick and optimized software. Click to continue
Carlos Guerreiro, Finland
Member since March 9, 2013
Carlos is an exceptional data generalist who brings a vast amount of experience in the design, implementation, and validation of data-intensive systems to all of his projects, along with deep expertise in machine learning and real-time stream processing. Click to continue
Mahmud Ridwan, Bangladesh
Member since December 31, 2013
Mahmud is a software developer with a knack for efficiency, scalability, and stable solutions. With years of experience working with a wide range of technologies, he is still interested in exploring, encountering, and solving new and interesting programming problems. Click to continue
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“Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.”
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Testimonials
“Toptal makes finding qualified engineers a breeze. We needed an experienced ASP.NET MVC architect to guide the development of our start-up app, and Toptal had three great candidates for us in less than a week. After making our selection, the engineer was online immediately and hit the ground running. It was so much faster and easier than having to discover and vet candidates ourselves.”
“We needed a programmer to help push a project over the finish line, and I figured -- best case -- Toptal would find someone who would come in and complete a few tickets. Instead, Sergio blended right in with the team and made significant progress after mere days of ramp-up. He even offered to take his laptop with him on vacation in case we had a customer issue with his code! He surpassed my expectations, and then some.”
“We recently launched our app with the help of Toptal and Nikola, an iOS developer. I was immediately impressed with the constant communication, detail, and level of talent that Nikola brought to the table. More importantly, when the project was underway, Nikola proactively provided creative workarounds for unforeseen hurdles and challenges. I couldn't be happier with our engagement and would highly recommend Nikola and Toptal.”
“I've been very happy with Juraj. He is efficient, writes great code, and is an extremely nice guy to work with. Most importantly, he is self-motivated -- in his initial pass at the code base he has contributed several optimizations and stability improvements.”
“In our 2 years of operations this is by far the most enjoyable and productive working relationship we have had with a developer. I plan on continuing to recommend Toptal's services to other entrepreneurs I run into.”
“As a Toptal qualified front-end developer, I also run my own consulting practice. When clients come to me for help filling key roles on their team, Toptal is the only place I feel comfortable recommending. Toptal's entire candidate pool is the best of the best. Toptal is the best value for money I've found in nearly half a decade of professional online work.”
“We used Toptal to hire a developer with extensive Amazon Web Services experience. We interviewed four candidates, one of which turned out to be a great fit for our requirements. The process was quick and effective. ”
“Robert was such a breath of fresh air. He was an excellent communicator and knew exactly what I was looking for. Now, I have a website that works better than I thought it could for less than the cost -- and in half the time -- it would have taken other developers. Robert is as good as they come, a true professional -- anyone thinking of working with him, hire him. You won’t regret it.”
“With the pressure on and millions watching the Cleveland Cavaliers during the NBA Playoffs, Toptal delivered the talent and expertise needed to launch a brand new fan engagement platform.”
“The task of finding and hiring the right developers and programmers can be daunting, especially for startups. After sifting through countless unfit freelancers, we came across Toptal. They were able to fill our open position in no time, and I'd highly recommend the service!”
“As a growing startup, finding top-notch engineering talent at affordable rates is one of the biggest challenges. After being frustrated with unreliable local contractors in New York, we turned to Toptal. We worked closely with Michal in Poland for 5 months and were thrilled with the results. Michal was an outstanding engineer who communicated flawlessly and took control of our project in ways that far exceeded my expectations. I give Michal and Toptal my highest endorsement and will continue to use and recommend them to anyone looking for software engineering talent.”
“We needed some short-term work in Scala, and Toptal found us a great developer within 24 hours. This simply would not have been possible via any other platform.”
“My business relationship with Toptal has been nothing short of terrific. From reviewing my project with their team to choosing a highly-talented developer, and all the way through releasing our application, it has been an incredibly smooth and successful experience.”

My team is going to personally help you find the best candidate to join your team.
Alvaro Oliveira
VP of Talent Operations



