Senior Android Engineer

October 16, 2026

Office

Senior

Warsaw, Poland

Keep in mind

Citizenship requirement applies
Office-only work

Description

Senior Android Engineer role on a Product Engineering team building Android applications for members. The products include a Google Play Store app, a Fire TV app and the flagship fitness experience shipped with the Bike and Tread hardware. The engineer develops customer-facing features in Kotlin and iterates on team process, technology and communication while supporting mid and junior engineers.

Responsibilities

Build Android applications for Members including the Google Play Store mobile app, Fire TV app and the flagship experience for Bike and Tread
Develop customer-facing features in Kotlin and deliver fitness experiences across several different markets
Iterate on process, technology and communication throughout the team
Assist and grow the more mid/junior engineers around you
Build scalable and responsive customer facing applications
Collaborate with UX and design teams on design execution feasibility
Translate Product, UX and UI requirements into code implementations
Accomplish complex engineering task independently
Manage complex cross team coordinations and work closely with product owners
Evaluate and communicate different engineering solutions and trade-offs

Requirements

6+ years of software development experience, 4+ years Android development experience
Solid experience with Git
Solid experience interacting with REST APIs
Solid understanding of architecture patterns, namely MVI and MVVM
Solid understanding of Android threading and processing
Experience with profiling UI, memory and threading in Android
Previously published application(s) to Google Play Store
B.S. in Computer Science or Engineering or equivalent years of work experience
Have experience with automation testing, such as Espresso
Have Github project(s) or contribute to open source communities
Have a diverse knowledge of other programming languages
Have continuous build experience in an Agile Environment