Python Developer
Senior Python Backend Developer
- Strong expertise in Fintech, Web3, Crypto Market Making
- Skilled in Backend Development, Python, SQL databases, Blockchain integration, EVM Smart Contracts
- Passionate about building impactful technical products
- Eager to take on challenging backend engineering problems
- Сomfortable working both independently and as part of a team
- Masters degree in Applied Informatics
Open to new opportunities in Web3 — looking for a challenging project that will help me grow and deliver impact.
Experience: 6 years
Yearly salary: $60,000
Hourly rate: $30
Nationality: 🌏 Remote
Residency: 🇵🇹 Portugal
Experience
Python Backend Developer
CLS.Global 2019 - 2026
- Built and maintained an internal web-based admin panel for managing and monitoring trading bots (full-stack), developed from scratch in a team; the product supported $1M+ in monthly client payments. - Implemented, and integrated a profitability metrics system for trading bots into the admin panel (owned end-to-end), saving 5–10 hours/week per manager by eliminating manual calculations, enabling faster strategy decision-making, and reducing human-error risk. - Developed and maintained on-chain exchange integrations (EVM, Solana, TON) for another company product - the core and most technically challenging part of the project; the product supported $250K+ in monthly client payments. - Developed the majority of the company’s trading bots, including bots for on-chain exchanges on EVM, Solana, and TON. - Co-developed a Telegram bot that allows clients to request and view key metrics for their trading bots on demand. - Decreased Redis network I/O by 2× through Redis query optimization (fewer calls, less transferred data and LUA-scripts). - Reduced daily bot metrics computation time from ~1 hour to ~10 minutes by optimizing PostgreSQL SQL queries.
Skills
ci-cd
docker
evm
grafana
postgres
redis
rust
solana
solidity
ton-developer
python
english
russian