Vitaly Z.

Vitaly Z.

Senior java developer

Kiev, Ukraine



What's the difference

System Architect and Technical Lead with more then 10 years experience including more than 6 years of system architect experience.

Extensive experience building scalable, fault tolerant distributed systems that deal with large data volumes, n-tier, client/server, cluster architectures, web applications

4+ years experience developing full text search and other information retrieval systems. Knowledge and experience with of AI, IR and machine learning algorithms. Experience with full…


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Work History & Feedback

Create a secured SSL connection to Solr server with SolrJ library

2 hrs @ $36.00/hr
Earned $83
“We had an urgent ssl connection request with our solr server, on Saturday night.As most of you know, dealing with ssl connections is not an easy task.Vitaly, worked on Sunday morning to solve our problem and did it perfectly. All of this in less time then we though it will take.”


Rockstar Java Developer

453 hrs @ $15.56/hr
Earned $7,040
“all i can say is quality and skillful.... Vitaly is definitely one person you want to keep on your team. I look forward to working with him again in the future... THANK YOU!!!”


Tomcat performance tuning

30 hrs @ $21.11/hr
Earned $633
No feedback given

Tests Taken
Name Percentile Score

Enterprise Java Beans (EJB) 2.0 Test


JDBC 2.1 Test


Java Test


oDesk Readiness Test for Independent Contractors and Staffing Managers