Hi, I'm Roman Lytar, a software engineer with 9+ years behind me. I build fast, reliable backends in PHP and Go, friendly UIs in Vue 3, and I maintain the open-source Yammi packages. I really enjoy clean code that holds up under real load.
Maintainer of the open-source Yammi packages
Clean Architecture, DDD, CQRS, event-driven design
High-load systems, worker balancing & scaling
Load testing with k6 before things ship
Tests right after the feature, TDD when it fits
Best way to reach me: romalytar@gmail.com
- Architecture: CQRS, Event Sourcing, Domain-Driven Design, Hexagonal / Clean Architecture
- Scaling: worker pools & load balancing, queue throughput tuning, graceful back-pressure
- Reliability: load & stress testing with k6, profiling, fail-closed write paths
- Quality: solid test coverage, static analysis (PHPStan level 8), strict typing, CI gates




