Backend engineer python in sports trading

Based in Lisbon, this is a rare chance to join a small, profitable team building real-time odds infrastructure used by the people who trade sport. Their platform pulls live odds from more than 300 bookmakers and serves around 400 B2B clients, from prediction markets like Polymarket to hedge funds, market makers and major European bookmakers. Profitable, 21 people, mostly engineers, and growing every month.

• Build and scale scrapers that collect odds from hundreds of sources, reliably
• Design the mapping layer that turns messy data into one clean, consistent feed
• Ship low-latency REST and WebSocket APIs that clients plug into their trading systems
• Improve performance, monitoring and resilience across the pipeline
• Take part in architecture decisions and review your teammates' code

• 2+ years of backend Python in production (FastAPI, Django, asyncio or similar)
• Solid experience building APIs and data pipelines
• Good command of PostgreSQL; Redis or ClickHouse is a plus
• Experience with scraping or large data ingestion
• Autonomy: you take ownership and move without hand-holding
• You love hard performance problems
• Honest, direct, no ego
• You ship and never settle for good enough
• Будет плюсом: Startup background, ideally in fintech, payments, crypto or trading; An interest in sports, betting or markets (a plus, not a must)

• €70k to €80k base salary
• Lisbon office, on site, with relocation support
• Around 20% flat income tax for eligible newcomers to Portugal
• Self-hosted infrastructure: real systems work, no cloud vendor in between
• Squads of two that ship every week