Senior Backend Engineer focused on building and operating distributed systems in production.
I work on backend systems that handle real production traffic.
Sole backend engineer behind a system of 15+ microservices serving 200K+ users and processing hundreds of thousands of requests per day.
Work mainly with Node.js, Go, and Python, focusing on concurrency, real-time systems, and database performance.
Languages
- Node.js (TypeScript / JavaScript)
- Go
- Python
Frameworks
- Express.js, FastAPI, Flask
- Gin, Fiber
Systems & Architecture
- Microservices
- Distributed systems
- Event-driven architecture
- WebSockets (real-time systems)
Databases & Messaging
- MongoDB, PostgreSQL
- Redis (caching, Pub/Sub, distributed locks)
- Kafka (self-hosted)
Infrastructure
- Docker, Nginx, PM2
- GCP, AWS, DigitalOcean
- Linux (Ubuntu), SSH
AI Tools
- GPT-5.3 Codex
- GitHub Copilot
- Building systems that stay stable under load
- Handling concurrency and data consistency correctly
- Keeping services simple, observable, and easy to debug
- Solving real production problems
- Built and operate a 15+ microservice system handling high daily traffic
- Designed real-time systems using WebSockets and Redis Pub/Sub
- Implemented payment flows with strong consistency using Redis locks and Kafka
- Optimized MongoDB performance (aggregation, indexing, caching) to reduce latency