Oleg S.

Oleg S.

PHP, Java, SQL(ORACLE,MySQL), JS(ExtJS/Sencha,Node.JS), AJAX,

Ilyichevsk, Ukraine



What's the difference?

OSSystem, Inc. is a eastern european software development company headquartered in Odessa, Ukraine.
The company provides the full package of software development outsourcing and IT staffing services:

- Offshore dedicated software development teams;
- Software development, maintenance and testing projects.

Our company can help you with:
¿ Application structure design, database design and user interface design.
¿ Application coding for the selected target platform. According to your specificat…


Oleg S. has added 12 portfolio pieces. Create an account to review them.

Work History & Feedback

Delphi 2007 source code upgrade to latest XE6

“Well done Oleg, a task well executed !!!!!”
52 hrs @ $24.44/hr
Earned $1,263

PHP Developer for upgrading large project.

“Working with Ossystem was a great success. All task were done exactly according the specifications. And all bugs were fixed quickly and without complains. Fast and easy communication. Thanks!”
Fixed Price $223

Developer in Ext-js

“Good work!”
48 hrs @ $22.22/hr
Earned $1,078

EXT JS DEV - Assistant

No feedback given

40 hrs @ $12.50/hr
Earned $502

PHP Core, Joomla expert require

No feedback given

53 hrs @ $15.56/hr
Earned $1,727
Tests Taken
Name Percentile Score

PHP5 Test