Position: Senior Software Engineer / Tech Lead
Category: Ruby
English level: upper
Years of experience: 5

Created new service-based architecture and migration plan for a legacy monolith application, was a team+tech lead for the new system development, carried out all the DevOps tasks for the applications setup in the cloud. The new system achieved ~8x increase in page loading speed while using a small 4-core DO droplet instead of a 8-core dedicated server. Its scalable architecture and automation tasks allows addition of new computing resources with minimum time efforts.
Main area of experience: e-commerce custom products, multi-tenant SaaS solutions. 
Architecture and development of a heterogeneous (Elixir, Ruby) service-based software system. 
Was a mentor for multiple junior/middle developers, all of whom substantially improved their technical skills and achieved at least one promotion during that period.