- technical leadership and development on a marketing research project- managing creation of an internal tool for people satisfaction monitoring- proof of concept investigation on an AI topic

- Full-stack development with Django/Graphene and Nuxt.js- Leading development of a diagramming software prototype.- Opened and managed a development office for the team.- Proposed and implemented a scaling solution for a monitoring system for tunnel boring machines.

Joined in July 2017 as a contractor to develop a prototype of a new product Tripfinder.In September 2017 joined the core team of the main Nezasa product on a full-time basis.Opened and managed an office for a small remote team.Lead engineer of the Tripfinder project from February 2018 till September 2020.Starting January 2020, member of a team focused on the infrastructure, monolith cutting and developers efficiency.Technologies: scala, playframework, grpc, mongodb, elasticsearch, terraform, heroku, aws, emberjs

Backend development of HCM softwareTechnologies: Scala, Play, Akka, MySQLAchievements: - Fixed concurrency issues- Speed up tests run (> 10x)

Backend development of e-commerce service.Technologies:Scala, Microservices, akka, akka-http, grpc, playframework, cassandra, elasticsearch, apache kafkaAchievements:Design architecture and implemented multiple microservices

Fullstack client/server game developmentTechnologies:Server - Scala, Netty, Mysql, RedisClient - Adobe Air, ActionScriptAchievements:- Implemented proxy server that batches analytics requests from multiple sources- Optimized some database related operations

Responsibilities: - Casual games backend development- Planning the architecture of a backend- Deploy- Scalability- Databases configuration/optimization- Servers administration- Sharing technologies with other engineersAchievements:- Created game management system used in many projects- Two times wrote game server engine on different technologies (both were used in multiple projects)- Moved the company's servers management to puppet and then to ansible- Was one of the people who moved company to git- Started using of virtualization technologies on servers- Was successful at sharing technologies with new coming engineers- Developed backend and administration panels for 9 projects by myself (not all of them were released)

Web development. Creation of our own CMS

Was responsible for fixing network issues

Websites creation. PHP, Javascript, Mysql, HTML, CSS.