Vitalii Bogomolskii

OZON (Russia’s leading e-commerce, boasting a GMV of $32 billion in 2024) Key responsibilities: -Developed gRPC-based microservices in Go, including system design following clean architecture principles, implementation of new features, testing, and ongoing support. -Optimized service performance by designing and implementing efficient algorithms, and contributing to architectural discussions on future service logic. -Investigated and resolved production incidents to ensure system stability and reliability.

"KVANT" (custom software development for clients) Key responsibilities: - Built RESTful services from scratch, typically leveraging PostgreSQL as the primary database and Redis for caching. - Contributed to database design, including writing complex SQL procedures to support business logic. - Developed and maintained a complex user authorization system spanning multiple projects, based on JWT, abstract user roles, groups, and related access control mechanisms.