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Find the World's Best Data Science Freelancers

Upwork is the leading online workplace, home to thousands of top-rated freelancers. It’s simple to post your job and get personalized bids, or browse Upwork for amazing talent ready to work on your Data Science project today.

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Olivier D. - Data Scientist with Expertise in Analysis and Visualizations

Olivier D.

Data Scientist with Expertise in Analysis and Visualizations

$55/hr
853 hours
Canada
100% JOB SUCCESS
  • Analytics
  • Google Analytics
Igor P. - Expert Software Developer/Data Scientist

Igor P.

Expert Software Developer/Data Scientist

$36/hr
8,078 hours
Russia
98% JOB SUCCESS
“Igor is very smart. We had to pause this contract since detailed workload estimation together with Igor made the project go beyond budgets. However, we will definitely work with...”
  • C++
  • Machine learning
  • Python
Jarek Z. - Full stack web developer, Team leader

Jarek Z.

Full stack web developer, Team leader

$50/hr
50 hours
Poland
2 REVIEWS
“Jarek is a seasoned professional who made a difficult project look easy. His technical skills are matched by his initiative and attention to detail. He is easy to work with,...”
  • Ruby
  • Ruby on Rails
  • Meteor
Deborah B. - Writer with Scientific Background

Deborah B.

Writer with Scientific Background

$17/hr
0 hours
United Kingdom
3 REVIEWS
“Fast and perfect, highly recommended.”
  • Article Writing
Evgheni P. - Senior PHP Developer (10+ years experience)

Evgheni P.

Senior PHP Developer (10+ years experience)

$25/hr
40 hours
Moldova
100% JOB SUCCESS
“Top quality freelancer, excellent communication skills and very hard-working. Always available to speak on Skype and can come up with his own ideas and opinions to assist the project. I...”
  • Zend Framework
  • PHP
  • Git
  • HTML
Kateryna T. - Front End Developer

Kateryna T.

Front End Developer

$28/hr
295 hours
Portugal
100% JOB SUCCESS
“Kateryna did an AMAZING job. She accepted a last minute project and completed within deadline to pixel perfectness and went above and beyond expectations. She's very cool, and...”
  • HTML
  • CSS
  • jQuery
  • Magento
Md. M. - Senior Pro Web Developer

Md. M.

Senior Pro Web Developer

$18/hr
40 hours
Bangladesh
100% JOB SUCCESS
“Mizanur Rahman is very good and I highly recommend him. He is a self learner and follows instructions very well. When he did make a mistake, he fixed it no problem and without...”
  • HTML
  • HTML5
  • PHP
  • CSS3
  • CSS
  • jQuery
Jose A. - Transcriber / Editor / Quality Analyst

Jose A.

Transcriber / Editor / Quality Analyst

$20/hr
0 hours
Philippines
100% JOB SUCCESS
“Great work, delivered right on time despite my accelerated deadline needs. Very communicative and great to work with.”
  • Transcription
  • Bookkeeping
Abdul A. - iOS and Android Development Expert

Abdul A.

iOS and Android Development Expert

$30/hr
2 hours
Pakistan
100% JOB SUCCESS
“Azeem is a pleasure to work with! He is always prompt and will work to clear any misunderstandings about the project. I always feel that he has my best interests at heart.”
  • iPhone App Development
Luke S. - Award-Winning Marketing & Sales Strategist

Luke S.

Award-Winning Marketing & Sales Strategist

$99/hr
322 hours
United States
100% JOB SUCCESS
“Luke was a great asset to my project! He was very fast and very good about answering all of my questions. He got me set up with some great affordable manufacturers and has been...”
  • Advertising
  • Copywriting
Andrei I. - Java/Grails Developer

Andrei I.

Java/Grails Developer

$35.56/hr
5,631 hours
Germany
100% JOB SUCCESS
“Andrej is an awesome freelancer. We worked over 1 year together, in total more than 1900 hours. Definitiv one of the best you can hire at upwork, we will continue our collaboration...”
  • Grails
  • Java
  • Hibernate
  • Git

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