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Hire Data Scientists

Carl Dunham, United States

Member 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 them to build large, interesting things. Click to continue

Benjamin Hopfer, Malta

Member since November 22, 2013
Benjamin is an algorithmic problem solver with a strong background in C# and C++. His university education emphasized Computer Graphics and Computer Vision. He is looking to strengthen his presence in other areas, especially ASP.NET and Android development. Click to continue

Peter James Row, Australia

Member since May 21, 2014
Peter has 5 years of Python experience in a scientific research environment. He has also been coding for iOS for 1 year, and has made two personal apps on the App Store: a physics-based game using Cocos2D (the predecessor to SpriteKit) and an educational app. Click to continue

George-Bogdan Ivanov, Romania

Member since December 15, 2013
George-Bogdan is a software engineer and aspiring entrepreneur with a passion for artificial intelligence, natural language processing, and related areas like machine learning and data mining. He loves developing adaptive and smart web applications making use of intelligent algorithms. Click to continue

Yaakov Belch, Israel

Member since May 26, 2014
Yaakov is a top engineer with proven ability to develop efficient, scalable, and fault-tolerant full-stack solutions for complex problems. He has extensive experience and skills with all levels of software and architecture. He has a PhD from Cambridge University. Yaakov is developing the Yomo library (yomojs.com) that combines Redux and Mobx on both client and server. Click to continue

Richard Rozsa, Netherlands

Member since June 12, 2013
Richard Rozsa offers a vision of data as a self formatting entity. For more than 30 years, he's delivered top quality technical architecture, programming, testing and solutions for complex problems--on-time and within budget. He's extremely flexible and able to integrate as a standalone freelancer or within teams. Click to continue

Victor Tyutyunov, Ukraine

Member since February 2, 2014
Victor is a successful lead engineer with extensive experience in the development of high-loaded distributed systems, data processing, and data analysis. Click to continue

Mojmir Vinkler, Czech Republic

Member 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 modeling of big data sets. Click to continue
Data Scientists
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Testimonials
“With Toptal, we are able to find talented developers in a matter of weeks instead of months. The quality of talent they supply is extremely high as the developers are able to immediately onboard and ramp incredibly fast.”
Zac Carman
CEO @ ConsumerAffairs
“As an internet marketing company specializing in pay-per-click management, our clients frequently ask us to provide services that fall outside the scope of our primary business. We have found Toptal to be exactly the resource we need to connect with contractors so we can deliver our clients top tier web development talent at a reasonable cost.”
Pashmina Lalchandani
Owner @ Flowsimple
“Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.”
Jason Kulik
Co-Founder @ ProHatch
“The Toptal process was very organized, personable, and professional. They get to know you and your project idea, and then quickly provide you with several of the world's best developers, who will work hard to achieve your vision. I found a great developer in only a few days and was able to turn my idea into a functional product.”
Ben Woratyla
CEO @ Book Swap
“Toptal helped us achieve our goals by really understanding what we were looking for. They worked with us very closely to figure out what the right talent looked like -- from a technical, cultural perspective -- and helped us get the onboarding done quickly so the talent could be effective as soon as possible. ”
Jay Tring
Technical Team Lead, CSR Connect, Australia @ CSR Limited
“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. ”
Abner Guzmán Rivera
CTO and Chief Scientist @ Photo Kharma
“We have been incredibly happy with our Toptal experience. Initially a skeptic, the process to find and recruit a fabulous iOS developer was very easy. Rather than sifting through hundreds of CVs, we saw two and hired them. They have worked effectively, getting up to speed incredibly quickly and have almost become part of the team. We would definitely use Toptal again. ”
James O'Day
Co-Founder @ Pearlshare
“In Higgle's early days, we needed the best-in-class developers, at affordable rates, in a timely fashion. Toptal delivered! ”
Lara Aldag
CEO @ Higgle
“We had a great experience with Toptal. They paired us with the perfect developer for our application and made the process very easy. It was also easy to extend beyond the initial time frame, and we were able to keep the same contractor throughout our project. We definitely recommend Toptal for finding high quality talent quickly and seamlessly.”
Ryan Morrissey
CTO @ Applied Business Technologies, LLC
“Dario was recently assigned to our company in order to help with PHP and JW Video player refinements. He listens extremely well and offers common sense suggestions that save both time and money. He speeds up the process by asking great questions, and he just delivered our first project on time. His redesigned player offers a very pleasing appearance and delivers functions that are both elegant and intuitive.”
Dennis B. Jacobs
President @ College TV Ticket
“Toptal developers deliver. Hiring my first developer on Toptal was such a pleasant experience that I quickly turned around and hired another. Every developer I've hired on Toptal has been professional, skilled, and self-managing—a pleasant departure from the typical freelancer marketplace.”
Mike Riess
Owner @ RiessGroup
“We needed a talented developer and we needed him/her very quickly. So we turned to Toptal and couldn't be happier with the results! Our Toptal freelancer has contributed extraordinary knowledge, talent, and startup experience to our team. We will continue to work with Toptal to fulfill our future talent needs.”
Lindsay Fairman
Founder & Owner @ FairTech Labs, LLC
“Getting set up with Toptal and finding a new team member was so easy, I don't know why anyone wouldn't give it a try. Best of all, we no longer have to worry about finding great people to help with our projects!”
Mike Branch
President & CTO @ Harbor System Integrators, Inc
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My team is going to personally help you find the best candidate to join your team.

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