Find the World's Best Core Java 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 Core Java project today.

Browse Freelancers
Spotify Logo
Pinterest Logo
Eventbrite Logo
Dropbox Logo
BuzzFeed Logo
Yaroslav R. - Rock Star Android Developer

Yaroslav R.

Rock Star Android Developer

$60/hr
439 hours
Russia
100% JOB SUCCESS
“Yaroslav is a very experienced android developer, and it is pleasure to work with him.”
  • Android
  • Java
  • Android SDK
Sergey V. - Senior Java/Android Developer

Sergey V.

Senior Java/Android Developer

$35/hr
2,852 hours
Belarus
100% JOB SUCCESS
“Job well done.”
  • Android App Development
Alex M. - Senior Android Developer

Alex M.

Senior Android Developer

$25/hr
944 hours
Belarus
100% JOB SUCCESS
“Alex did a great job coding a complex screen in my Android App. He asked great questions to ensure his understanding and his time estimates were spot on, got onto the tasks straight...”
  • Android App Development
Pawan K. - Expert Web and Mobile Developer

Pawan K.

Expert Web and Mobile Developer

$20/hr
1,489 hours
India
96% JOB SUCCESS
“Another great job performed by Pawan and his team. We had an extremely tight schedule. Pawan and his team worked day and night to get the job done. Incredible! We will continue...”
  • C#
  • ASP.NET
  • ASP.NET MVC
  • PHP
Amit K. - Android Application Developer

Amit K.

Android Application Developer

$25/hr
923 hours
India
90% JOB SUCCESS
“Amit did a great job, always happy with his work and the effort he puts in to make sure that the project exceeds expectations. Would highly recommend!”
  • Android App Development
Nikolay K. - Expert PHP developer

Nikolay K.

Expert PHP developer

$20/hr
44 hours
Russia
3 REVIEWS
“Wounder ful working with you! Great job on our data migration. We will defenently work more in the future! THANKS!”
  • MySQL Administration
  • PHP
Aleksandra T. - Experienced QA Engineer/Software Tester

Aleksandra T.

Experienced QA Engineer/Software Tester

$11.11/hr
1,178 hours
Ukraine
100% JOB SUCCESS
“Thanks alot, great hard worker”
  • Software QA Testing
  • SQL
Hien N. - iOS Expert

Hien N.

iOS Expert

$22.22/hr
364 hours
Vietnam
100% JOB SUCCESS
“Project was completed successfully.”
  • iOS Development
  • Adobe Flex
Pavel D. - C++/C# Developer

Pavel D.

C++/C# Developer

$15/hr
87 hours
Ukraine
100% JOB SUCCESS
“Great work ethic.”
  • C#
  • C++
  • JavaScript
  • SQL
Amio K. - Rockstar Manual QA Tester (Web & Mobile)

Amio K.

Rockstar Manual QA Tester (Web & Mobile)

$11.11/hr
6,192 hours
Bangladesh
100% JOB SUCCESS
“well done”
  • Software Testing
Gabriel P. - Concept Artist and Illustrator

Gabriel P.

Concept Artist and Illustrator

$33.33/hr
0 hours
Romania
100% JOB SUCCESS
“Gabriel always executes his work with diligence and excellence. We will continue to use him at the Headache Institute of Texas for all of our design needs!”
  • Adobe Photoshop
  • Animation

To view more
profiles,
join Upwork

What our customers are saying


Bring your idea to life with a Core Java freelancer now

Get Started