Find the World's Best Core Java Freelancers

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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
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
4 REVIEWS
“Wounder ful working with you! Great job on our data migration. We will defenently work more in the future! THANKS!”
  • MySQL Administration
  • PHP
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
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
Feliks B. - full stack web-developer

Feliks B.

full stack web-developer

$66.67/hr
2,096 hours
Ukraine
100% JOB SUCCESS
“Felix is an incredible developer! He works hard and passionately, always striving for perfection. He understands our project in detail, communicates well, and often recommends...”
  • Ruby on Rails
  • Backbone.js
Randhir S. - Professional Software Developer

Randhir S.

Professional Software Developer

$15/hr
757 hours
India
100% JOB SUCCESS
“i will hire him again”
  • XML
  • ASP.NET
  • ASP.NET MVC
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
Erik H. - iOS Developer (Objective-C, Swift, Cocoa)

Erik H.

iOS Developer (Objective-C, Swift, Cocoa)

$55/hr
1,110 hours
Sweden
100% JOB SUCCESS
“Erik was incredibly helpful and knowledgeable. He was easy to talk to and took the time to make sure each point was understood, by a laymen like me. I hope to work with him again.”
  • Objective-C
  • Swift
  • Cocoa

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