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
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
Shiv A. - Expert in  Data Analytics with Web Scraping

Shiv A.

Expert in Data Analytics with Web Scraping

$35/hr
94 hours
India
100% JOB SUCCESS
“Thank you for your great effort Shiv. He is a great developer, fast adapting, organised and reliable. We are very satisfied with the work and we are looking forward to working...”
  • Data scraping
  • Python
  • C#
  • PHP
Eric H. - Professional Magento Developer

Eric H.

Professional Magento Developer

$40/hr
175 hours
Germany
100% JOB SUCCESS
“I asked Eric to help my magento site issues in an emergency. He solved them quickly and communicated with me very well. He is really skillful to solve difficult problems. I would...”
  • Magento
  • Zend Framework
  • PHP
Iulian D. - Senior Network/System Engineer

Iulian D.

Senior Network/System Engineer

$15/hr
125 hours
Romania
100% JOB SUCCESS
“This guy is truly amazing. I was hesitant to hire him because of the low rate, but he is a true professional. He set up 20 servers for us, secured them, and installed software...”
  • Network Monitoring

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