I’m backend developer. I have featuring expertise in web frameworks, a passion for Web 2.0 trends, APIs, mashups and other disruptive technologies. I have experience of API development and using. Interesting in distributed system and cloud solutions. I worked with GIS and related technology for 4 years. I develop higload system for internet advertising (RTB).

Used ruby libraries:

• rails, sinatra, grape
• devise, omniauth, omniauth-*, custom omniauth oauth2 providers
• capistrano, rspec, thor

Used Scala libraries:

• Finagle
• circe
• monix

Used C/C++ technologies:

• boost
• Qt

Other technologies and algorithms:

• RabbitMQ, Kafka
• SQLite, MySQL, PostgreSQL, NOSQL databases
• different spatial indexes
• Docker, Azure

I watch for new technologies and some try to use.