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Fliff Inc Tech Stack

Social sports gaming platform combining fantasy, betting, and loyalty rewards

Entertainment Providers Philadelphia 51–200 employees Founded 2019 Privately Held

Fliff operates a social sports gaming platform built on React Native, React, Python/Django, and distributed infrastructure (Kafka, Flink, Kubernetes). The tech stack and project portfolio reveal a company scaling backend systems to millions of users while managing real-time data pipelines and fraud detection—operations typical of gaming platforms handling financial transactions and user loyalty. Hiring is heavily weighted toward senior and mid-level engineers across distributed systems and backend roles, with active recruitment across 16 countries, suggesting either geographic distribution or a sustained scaling effort.

Tech Stack 45 technologies

Core StackReact Native Redux Jest React Python Django Kafka Docker Kubernetes AWS PostgreSQL Prometheus Grafana Apache Flink Lever Rippling iOS Android Xcode Android Studio TestFlight React Native Debugger React Redux Reanimated Detox React Navigation OAuth 2.0 Discord asyncio Asyncio+15 more
AdoptingKubernetes

What Fliff Inc Is Building

Challenges

  • Low-latency backend
  • Scaling backend for millions of users
  • Low-latency solutions
  • High-performance distributed backend systems
  • Tightening recruitment workflows
  • Scaling hiring processes
  • Serving millions of users
  • Support millions of users
  • Improving financial system efficiency
  • High-load system optimization

Active Projects

  • Distributed backend services for millions of users
  • High-performance distributed backend systems
  • Evolving recruiting practices
  • Api and data pipeline development
  • System observability and monitoring
  • Critical backend infrastructure components
  • Community events and promotions
  • Robust fraud detection and prevention measures
  • Data pipelines and message brokers
  • Continuous improvement of development processes

Hiring Activity

Steady50 roles · 3 in 30d

Department

Engineering
38
HR
4
Marketing
3
Finance
2
Ops
1
Product
1

Seniority

Senior
24
Mid
23
Junior
1
Lead
1
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About Fliff Inc

Fliff is a Philadelphia-based social sports gaming platform founded in 2019. The product combines free-to-play social gaming mechanics with fantasy sports and sports betting elements, paired with loyalty rewards and promotional mechanics. The company operates at scale—projects explicitly target serving millions of users with low-latency, high-performance distributed backends. The platform is built on mobile-first technology (React Native, iOS, Android) with a distributed backend powered by Python/Django, Kafka, Apache Flink, and Kubernetes on AWS infrastructure. The team of 51–200 employees is concentrated in engineering roles, with supporting functions in HR, marketing, finance, and product.

HeadquartersPhiladelphia
Company Size51–200 employees
Founded2019
Hiring MarketsUnited States, Bulgaria, Italy, Germany, Hungary, Slovenia, Lithuania, Latvia

Frequently Asked Questions

What tech stack does Fliff use?

React Native, React, Python/Django, Kafka, Apache Flink, Kubernetes, PostgreSQL, AWS, and Prometheus/Grafana for observability. Mobile apps run on iOS and Android with Redux state management and Jest testing.

Where does Fliff hire?

Primarily the United States, with active hiring across 16 countries including Bulgaria, Germany, Poland, Romania, Hungary, and other Eastern European nations.

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How this profile is built

Fliff Inc's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.