Notable Work

Throughout my career, I’ve worked on various large-scale systems and platforms:

Supporting and implementing features in a large microservice-based legacy application for US Linear TV, Streaming services, and gaming. Focused on performance optimization and on-call support.

Tech Stack: Ruby (Sinatra, Sequel, Rails), TypeScript, Microservices, AWS, Grafana, RabbitMQ, SQS

Freelance Platform (TopTal)

Part of the core team developing a global freelance platform, responsible for:

  • Large-scale zero-downtime data migrations
  • Sidekiq workers refactoring across the project
  • REST API to GraphQL migration
  • Planning and implementing PoC for Service-Oriented Architecture with Kafka
  • CI/CD improvements: Jenkins to GitHub Actions migration

Tech Stack: Ruby on Rails, PostgreSQL, Google Cloud, Kafka, Redis, Kubernetes

Risk Management System (Svitla Systems)

Supporting data hub as single point of truth for supply-chain risk management:

  • Improved full-text search performance on large, frequently-changing PostgreSQL databases
  • Implemented web scraping tool for AI team learning data
  • Integrated OpenID Connect SSO with Azure ecosystem

Tech Stack: Ruby on Rails, PostgreSQL, Microsoft Azure, TypeScript

Insurance Platform (Matic)

Helping US homeowners reduce insurance costs:

  • Developed email marketing tools that decreased yearly payment costs
  • Ensured compliance with US data protection regulations
  • Planned and implemented service-oriented architecture
  • Team/Tech management: hiring, onboarding, mentoring

Tech Stack: Ruby on Rails, PostgreSQL, AWS, SQS, TypeScript, Docker, MongoDB

For more projects and open-source contributions, visit my GitHub profile.