Senior Python Engineer, DataFeed Team

Fliff unpacks sports gaming into social free-to-play games for all types of sports fans. Weve built a social sports gaming experience that allows users to compete for leaderboard positioning to achieve badges and build their status within the game.
We are pioneering play-for-fun sports gaming with our flagship social sportsbook experience that includes sweepstakes promotions and loyalty rewards. We provide sports fans with fun engaging and free-to-play alternatives to real money gaming.

Fliff is building sports gaming and entertainment products for a fast-moving highly engaged audience. Behind every market event contest player prop and in-app experience is a data platform that needs to be accurate reliable and fast.

The DataFeed Team owns the systems that bring external sports data into Fliff: ingesting feeds normalizing provider-specific formats validating data quality and making that data available to the rest of the platform.

About The Role

We are looking for a Senior Python Engineer to help us build and evolve the core systems behind Fliffs sports data platform.

This is not a generic backend role. You will work close to the domain: sports events leagues teams players markets odds scores schedules and provider-specific edge cases. You will help make sure our data is correct timely observable and resilient when external feeds behave unpredictably.

Youll join a squad where engineering decisions have direct product impact. The systems you build will support real-time experiences across Fliff and help our teams move faster with confidence.

What Youll Do

• Design build and maintain Python services for sports data ingestion transformation and distribution
• Integrate with third-party sports data providers and handle differences between provider models formats and update patterns
• Build reliable pipelines for near real-time and batch data processing
• Improve data validation reconciliation monitoring alerting and replay tooling
• Work on domain models for events competitions participants markets odds scores and related sports entities
• Investigate production issues trace data problems and improve system observability
• Collaborate with backend product trading QA and platform teams to deliver dependable data flows
• Contribute to architecture decisions code reviews technical standards and mentoring within the squad

What Were Looking For

• 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)
• Production experience with Apache Kafka
• 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

Nice To Have

• 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 youll work on systems where correctness matters latency matters and operational visibility matters. Youll 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 FriendlyWe want to reflect the diversity of the cities we serve. By creating an inclusive culture where everyone can thrive well make Fliff better for employees and customers alike.
Lively and CreativeWe respect and value each others 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 RewardingWe know bright minds love a challenge and we understand your desire to see your hard work pay off. Well make sure your daily tasks align with your career ambitions as we grow together.
Equal Employment Opportunity StatementFliff is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race color religion gender gender identity or expression sexual orientation national origin genetics disability age or veteran status.
Join Our Team!If youre ready to be part of an exciting innovative and dynamic team apply now to help shape the future of sports gaming with Fliff.
IMPORTANT NOTICE: The privacy and security of applicant information is paramount and we take fraud attempts very seriously. Please note that Fliff will never ask for payment or personal financial information during the application of our legitimate job opportunities can be found on our official career site ( Please be cautious of communications and links that come from non-company email addresses (@) social media messaging platforms or unsolicited phone calls.

Required Experience:

Senior IC

Employment Type : Contract
Experience: years
Vacancy: 1