Position: Ruby Developer / CTO
Category: Ruby
English level: upper
Years of experience: 9

I have been working in very different areas: developed hardware system with banking equipment, implemented drivers for POS-devices, managed databases in distributed networks, worked in software companies.

I've been CTO in several startups. This helps me understand features value for business and find balance between efforts and complexity.

Quite good web security background.
Ruby, Rails, PostgreSQL, Redis, ElasticSearch
Team of professionals, develop something that makes world better.