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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
Reginald B. - Project Manager, QA Tester

Reginald B.

Project Manager, QA Tester

$11.11/hr
7,613 hours
Philippines
100% JOB SUCCESS
“Reg did a great job! Reccomended!”
  • Project management
  • Joomla!
Victor B. - Retoucher / Graphic Designer

Victor B.

Retoucher / Graphic Designer

$55/hr
966 hours
Czech Republic
100% JOB SUCCESS
“A+ work as usual. Will continue working with Victor.”
  • Adobe Photoshop
Roshan B. - Data Entry Professional

Roshan B.

Data Entry Professional

$7.74/hr
270 hours
Sri Lanka
100% JOB SUCCESS
“Great freelancer! Roshan was a clear communicator and turned the project around quickly - even faster than I needed. Would definitely recommend!”
  • Data Entry
  • PDF Conversion
Ali H. - Senior Ruby on Rails Developer & Project Manager

Ali H.

Senior Ruby on Rails Developer & Project Manager

$30/hr
370 hours
Bangladesh
100% JOB SUCCESS
“Has been excellent working with Ali. Looking forward to the new future as Backspace LLC. Thanks1”
  • Ruby
  • Ruby on Rails
  • MongoDB
Waqar U. - iOS/Android Developer and Web/Graphic Designer

Waqar U.

iOS/Android Developer and Web/Graphic Designer

$22.22/hr
266 hours
Pakistan
100% JOB SUCCESS
“Superb work, very experienced developer. he reads codes as clearly as you read my message here.”
  • Objective-C
  • ASP.NET
  • Java
Mubinulhaq V. - UI/UX Designer (Web & Mobile)

Mubinulhaq V.

UI/UX Designer (Web & Mobile)

$40/hr
1,723 hours
India
100% JOB SUCCESS
“Mubin was excellent to work with, he is professional in his work and communication. Mubin thinks carefully about each project I have done with him and worked with me to try and...”
  • Adobe Photoshop
  • Web design
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

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