Senior/Mid level Full-Stack Developer — Python / React / AI

About us

We're building a real-time fintech platform that monitors financial markets, detects opportunities, and delivers instant

alerts to traders via a mobile app. Our system processes live data continuously and needs to be fast, reliable, and

scalable.

About the role

We're looking for a senior full-stack developer to work across our entire stack — backend, frontend, and infrastructure.

You'll optimize performance, build new features, debug complex issues, and leverage AI to accelerate development.

Tech Stack

- Backend: Python, Redis, Supabase / PostgreSQL, SQLite

- Frontend: React

- Infrastructure: API integrations (OneSignal, Telegram), YAML-driven configuration

- AI & Tools: Claude Code, Cursor, Copilot — AI is part of our daily workflow

- Plus: C++

Responsibilities

- Maintain and optimize backend and frontend performance

- Build new features across the full stack

- Debug complex issues in a real-time environment

- Automate processes and accelerate development using AI tools

- Manage infrastructure and data pipelines

- Write tests and ensure code quality

Requirements

- 3+ years of experience in Python and React

- AI as a daily tool — you actively use AI assistants in your development workflow

- Experience with Redis, PostgreSQL, or similar databases

- Strong debugging and performance optimization skills

- Autonomous, rigorous, and comfortable with complex systems

- C++ is a plus

What we offer

- Full-time position

- A live product used by real users every day

- Modern stack with AI fully integrated into the workflow

- Direct product impact — small team, no bureaucratic layers