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Senior SW Engineer

AppsFlyer

Warsaw · 5+ years experience · Posted Oct 14, 2026

At a glance

Experience
5+ years experience
Location
Warsaw

About the role

  • AppsFlyer is seeking a Senior SW Engineer to join the Analytics group, which is responsible for showing clients the stories their data is telling.
  • The role involves developing end-to-end client-facing and data infrastructure features, from data processing to database choice and modeling implementation.
  • Engineers work with big data, microservices, and production management at massive scale.

Responsibilities

  • Develop end-to-end both client facing and data infrastructure features from data processing to database choice and modeling implementation
  • Collaborate with product managers and software engineers to deliver complex products
  • Analyze and improve performance, scalability and stability of our systems, environments and tools
  • Speak at meetups, write blog posts, speak at conferences, contribute to existing open source projects and release new open source software

Requirements

  • 5+ years of development experience with a passion for excellence
  • Experience in large scale data pipelines
  • Experience with large-scale production databases
  • Experience with high throughput, low latency, mission-critical distributed systems
  • Great communication skills in English
  • B.Sc. in Computer Sciences or an equivalent

Preferred qualifications

  • Strong server-side skills
  • Experience production grade BigQuery ETL and DBs
  • Experience with Airflow
  • Experience with Apache Spark
  • Experience with production grade GO BE services
  • Experience with production grade Clojure BE services
  • An “AI mindset”: stays up to date with the AI landscape, explores tools like Cursor or GitHub Copilot, and looks for ways to boost productivity through AI
  • Recommended by an AppsFlyer employee

Skills

  • BigQuery
  • Airflow
  • Apache Spark
  • Go
  • Clojure
  • Cursor
  • GitHub Copilot

AppsFlyer

Senior SW Engineer

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