Fliff - Senior Python Engineer, DataFeed Team

• 5+ years of strong production experience with Python • Experience designing and operating backend services in production • Solid Django experience (not necessarily expert level), with asynchronous programming skills (asyncio) • Solid understanding of APIs, distributed systems, async processing, and data pipelines • Strong SQL skills and experience with relational databases, especially PostgreSQL • Experience integrating with external APIs, feeds, or third-party data providers • Ability to reason carefully about data correctness, edge cases, and failure modes • Experience with monitoring, logging, alerting, and debugging production systems • A senior ownership mindset: you can break down ambiguous problems, make pragmatic technical decisions, and communicate clearly • Strong problem-solving skills and comfort doing code reviews • Willingness to participate in on-call rotations • Experience in sports betting, gaming, fantasy sports, sports data, fintech, trading, or other real-time data domains • Experience with Django, Kafka, Redis, PostgreSQL, or similar technologies • Experience with Go / Golang, especially for high-throughput backend services, data processing, or performance-sensitive systems • Experience with event-driven architecture or message queues • Experience building data validation, reconciliation, or replay systems • Cloud, Docker, Kubernetes, or infrastructure-as-code experience • Interest in using AI-assisted engineering tools thoughtfully to improve development speed and quality • What Makes This Role Interesting • Sports data is full of real-world complexity. Providers disagree. Events change. Markets open and close. Names, IDs, schedules, scores, and statuses need to be mapped, checked, and trusted. • In the DataFeed Squad, you’ll work on systems where correctness matters, latency matters, and operational visibility matters. You’ll have room to shape architecture, improve reliability, and build tools that make the whole engineering organization more effective. • We are a multinational company with our headquarters based in Philadelphia, and offices in New York, Austin, and Sofia, Bulgaria. Wherever we are in the world, we pride ourselves on being a close-knit, focused team that is welcoming and friendly, and the work that we do is always interesting and rewarding. Wherever we are in the world, we pride ourselves on being a close-knit, focused team that is: • Welcoming and Friendly • We want to reflect the diversity of the cities we serve. By creating an inclusive culture where everyone can thrive, we’ll make Fliff better for employees and customers alike. • Lively and Creative • We respect and value each other’s ideas, experience and expertise. There is no such thing as a bad idea; only ideas that are executed and ideas that are discarded after consideration. • Stimulating and Rewarding • We know bright minds love a challenge, and we understand your desire to see your hard work pay off. We’ll make sure your daily tasks align with your career ambitions as we grow together. • Equal Employment Opportunity Statement