×

How it works

Find an amazing freelancer

Just tell us about your project and in seconds we'll match you with experts. Quickly browse their profiles and proposals, then hire your favorite.

Get quality work right away

Kickoff your project in hours, not weeks. Instantly scale your team with a skilled specialist, collaborating in your own shared online workspace.

Safe payment, zero worries

Invoicing, payment and tax forms are handled on Upwork. And with Upwork Payment Protection, you only pay for work that's rightly billed.

Get Started

More details? Check out our FAQs

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.

Browse Freelancers
Spotify Logo
Pinterest Logo
Eventbrite Logo
Dropbox Logo
BuzzFeed Logo
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
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
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
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
Chirag P. - Expert in Mobile Application Development

Chirag P.

Expert in Mobile Application Development

$15/hr
553 hours
India
100% JOB SUCCESS
“Well done job! Great developer with very good technical skills. solved any problem during the project. Wonderful service and personal communication. Sure I will hire him again...”
  • iPhone App Development
  • PHP
Andrei O. - iOS developer

Andrei O.

iOS developer

$32/hr
371 hours
Russia
100% JOB SUCCESS
“Andrei is one of the best freelancers who I have ever worked with on Upwork. He's extremely knowledgeable in the areas of iOS development. Andrei thought through some UX and UI...”
  • iOS Development
  • Swift
  • REST
Anton H. - Android Expert

Anton H.

Android Expert

$17.78/hr
60 hours
Belarus
100% JOB SUCCESS
“Anton is a very talented and hard-working developer. This project was quite complex, and had a very tight deadline. While other freelancers told us it'll take at least 2-3 weeks,...”
  • Android App Development
Mahmudul H. - Professional Wordpress Designer n Developer

Mahmudul H.

Professional Wordpress Designer n Developer

$15/hr
4,100 hours
Bangladesh
100% JOB SUCCESS
“It was a pleasure working with Mahmudul. He delivered a quality website with a fast turn around, I could not have asked for a better experience working with him. Highly recommended!”
  • WordPress
  • Joomla!
  • HTML5
  • CSS3
Santosh K. - Expert Web, Graphics Designer (Fine Art, Illustration)

Santosh K.

Expert Web, Graphics Designer (Fine Art, Illustration)

$12/hr
777 hours
India
100% JOB SUCCESS
“Job well done! I will rehire Santosh Kumar again...”
  • Adobe After Effects
  • HTML
Ilya V. - Full-Stack, Backend Developer

Ilya V.

Full-Stack, Backend Developer

$40/hr
559 hours
Russia
100% JOB SUCCESS
“Excellent work, very knowledgeable. I will definitely hire again.”
  • AngularJS
  • Node.js
  • PHP
  • HTML5

To view more
profiles,
join Upwork

What our customers are saying


Community

“R” You Prepared for Data Analytics 2.0?

The year 2015 is almost over, and if you’re still using Excel for analytics and PowerPoint for slides, you should think about trying some new tools. Excel and PowerPoint are legacy tools from the age of Analytics 1.0, and they’re not adequate for the kind of data analysis problems we face now. Analytics 2.0 is here, and you need R in your data science toolbox. Read on to learn more.

Read More

November 13, 2015

Data

Data Science, Machine Learning, and How an Upwork Freelancer Can Thrive

The world of data is shifting rapidly, and if you’re a freelance professional considering a move to data science, now is a great time to make the change.

Read More

October 28, 2015

Data

A Guide to Hadoop

Hadoop is cost-effective, powerful, and it allows businesses of all sizes to make insightful decisions based on an in-depth look into their data. Read on to learn more about its features and capabilities.

Read More

July 14, 2015

Bring your idea to life with a Data Science freelancer now

Get Started