Sergey Gerdel

Sergey Gerdel

Java / PHP / Backend development / API / RESTful

Kyiv, Ukraine



What's the difference?

3 years ago i started create API backend (fullrest and soap) system for mobile applications. Work with popular customers for b2b system.

Last year i working with JAVA language and create api for one of the popular OTT platform in C.I.S. countries (protected NDA). I like Java for it static types and very nice performance. For example in php (one project) we created 20 servers but in Java - 3 servers.
I am backend developer, I decided that i want develop backend api, multi service architecture pr…


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Upwork Readiness Test for Independent Contractors and Company Managers