Victor Efimov possesses expertise in ios development, mobile applications, ruby on rails, perl, linux and 24 more skills. Colleagues describe him as "Victor created an application for me back in 2006, and now, 6 years later, I asked him for some advice and guidance for modifications to the application. Although he no longer works with Windows applications, he went out of his way to help me sort out technical issues, ideas, and even new version specifications, and he even reviewed the old source code to make further suggestions. He's very knowledgeable and immensely helpful." and "We have worked with Victor on a quite complex mixer project included mobile backend and mobile framework. Victor was the main server Architector/Developer/Manager and I was a manager for all mobile developers and projects. Victor show himself due this work as very skilled and educational person with deep understanding and knowledge about developing Backend solutions. Also even he has a quite busy calendar he always tried to help and solve all problems. Also I should mention his… Show more"