Python Backend Developer — high-load systems, microservice architectures, performance optimization.
- prompt-enhancer — RAG-style retrieval service in Python: document parsing, semantic chunking, hybrid full-text + vector search with RRF aggregation and cross-encoder re-ranking. Built with Clean Architecture / DDD layering.
- pytrek — Rust extension for Python (PyO3): parses Python source with tree-sitter, hashes with BLAKE3, and parallelizes analysis via Rayon.
- faster_profanity — high-performance profanity filtering library written in C++.
- project-management — project management backend in Java.
| Languages | Python, Java · learning Rust & CUDA |
| Backend | FastAPI, gRPC, WebSockets, asyncio |
| Data | PostgreSQL, Redis, MongoDB, Kafka |
| Infra | Docker, AWS (S3, EC2), Nginx, Jenkins, GitHub Actions |
| Practices | Clean Architecture, DDD, Pytest, ELK-based observability |
Email: ivankovtimofei@hotmail.com · Telegram: deadlovelll