Hire the top 3% of freelance data modeling experts.

Toptal is a marketplace for top data modeling experts. Top companies and start-ups choose Toptal data modeling freelancers for their mission-critical software projects.
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Christopher Karvetski, United States

Member since June 22, 2016
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 n... Click to continue

Benjamin Wilson, Ph.D., Germany

Member since August 27, 2016
Ben is a Ph.D. mathematician and computer scientist with exceptional practical skills and extensive experience with machine learning systems. He has worked extensively with large clients in real-time bidding, recommender systems, knowledge management, and NLP (from r... Click to continue

Aljosa Bilic, Switzerland

Member since May 30, 2016
Aljosa is a data scientist and developer who has more than eight years of experience building statistical/predictive machine learning models, analyzing noisy data sets, and designing and developing decision support tools and services. He joined Toptal because freelan... Click to continue

Eva Bojorges Rodriguez, Mexico

Member since October 16, 2014
Eva is a skilled back-end developer and machine learning engineer with experience in scalability issues, system administration, and more. She has a flair for well-structured, readable, and maintainable applications and excellent knowledge of Python, Ruby, and Go. She... Click to continue

Darin Erat Sleiter, Brazil

Member since September 13, 2016
Darin is a data scientist and engineer with a PhD in physics from Stanford. He's passionate about data and machine learning and has worked on data science projects across numerous industries and applications. Darin's co-founded an AI company and led a team of data sc... Click to continue

Renee Ahel, Croatia

Member since June 24, 2018
Renee is a data scientist with over ten years of experience, and five years as a full-stack software engineer. For over ten years, he has worked in international environments, with English or German as a working language. This includes 2.5 years working remotely for ... Click to continue

Pedro Alves Nogueira, Portugal

Member since January 13, 2015
Pedro is a senior researcher and prototype developer with a PhD in AI, human-computer interaction, and affective computing. His background in academic and startup environments give him an edge in implementing state-of-the-art, elegant, and efficient custom-built solu... Click to continue