About
Building software that solves real problems
I'm Oybek Ustemirov — a Software Engineer with over 5 years of experience building things that matter. My day job is at BRB Bank, where I work on production systems that serve real users at scale. Outside of that, I build my own products.
My focus sits at the intersection of backend engineering and product thinking. I don't just write code — I think about what should exist, why it should exist, and how to build it well. That's how SmartRepetitor came to life, and that's how I approach every project.
I'm drawn to problems that require both technical depth and product clarity: scalable backend architectures, AI-powered automation, Telegram bot ecosystems, and tools that make people's work easier.
I believe the best software comes from engineers who care about the outcome, not just the implementation. I write clean, maintainable code — but I also think about the user, the business case, and the long-term architecture.

Oybek Ustemirov
Software Engineer @ BRB Bank
Philosophy
My Engineering Approach
- 1Think in systems, not just features
- 2Ship early, iterate with real feedback
- 3Keep architecture clean and scalable
- 4Choose boring technology when it's the right call
- 5Build for the user, not for the resume
Values
What I Care About
I care about building things that are useful — not just technically interesting. The projects I invest my time in are the ones where someone's day gets measurably better because of what I built.
I'm interested in the full spectrum of product development: understanding the problem, designing the architecture, writing the code, and seeing how real users interact with the result.
Outside of product work, I think a lot about scalable systems design, AI as a practical tool (not hype), and how to write software that ages well — code that future-me will actually want to maintain.
Stack
Technologies I Work With
Languages
- Java
- Python
- TypeScript
- SQL
Backend & Systems
- Spring Boot
- REST APIs
- PostgreSQL
- Redis
- Message Queues
- Microservices
AI & Automation
- OpenAI API
- LLM Integration
- Prompt Engineering
- Task Automation
Platforms & Tools
- Telegram Bot API
- Docker
- Git
- Linux
- CI/CD
- Next.js