Senior Software Engineer, Android - KMP

About the team

the company's Point‑of‑Sale (POS) solution empowers cafes, shops, bars, hair salons, and other businesses to operate efficiently and grow. It offers a wide range of features, including product catalogs, inventory management, business analytics, compliance support, and loyalty tools.

Our POS solution integrates seamlessly into the company Super App, which supports both proprietary register hardware and mobile devices such as tablets and phones.

As a Senior Android Developer, you'll collaborate with a dynamic, cross‑functional team of Product Managers, Product Designers, Engineering Managers, and fellow engineers.

We're evolving toward a Kotlin Multiplatform (KMP) strategy, enabling shared development across Android and iOS. In this role, you'll learn, refine, and help implement this technology, shaping the future of our mobile apps.

You're a developer who values user‑centric design, precision, and seamless collaboration. You bring structure to communication and thrive in a cross‑functional environment.

This role is on‑site in Berlin, where face‑to‑face interactions spark innovation and teamwork.

• Build new features for the item catalog within the company Super App.
• Help improve the architecture of the application and contribute to our Kotlin Multiplatform strategy.
• Enhance and maintain our unified Android app, distributed across 60+ countries, ensuring high‑quality, scalable solutions.
• Shape the product’s evolution by identifying opportunities for improvement and contributing to daily decision‑making.
• Write thorough documentation and implement robust testing for features before shipping.
• Collaborate closely with designers, product managers, and Android engineers to deliver a unified UX experience across platforms.
• Coach and mentor other engineers.

• You have 8+ years experience in mobile engineering with Android and Kotlin.
• You have 2+ years of experience working with Jetpack Compose.
• You have a solid understanding of software design patterns (e.g., MVVM, MVI) and expertise in building modular, scalable app architectures.
• You have good knowledge of reactive programming (Flow, Coroutines, and Concurrency).
• You have a strong grasp of testing best practices: knowing what to test, why, and how to write resilient tests.
• You strive for clean code, and you are flexible to balance pragmatism and perfection.
• You have a keen interest in multi‑platform development using Kotlin Multiplatform.

• 28 days paid leave + 1 birthday leave.
• Health & wellness benefits: in‑house fitness classes, office gym, subsidized Urban Sports Club, and available psychotherapy sessions.
• Subsidized public transport card, childcare placement assistance, pension scheme, language learning platform/courses, and virtual stock ownership program.
• Career growth and learning opportunities: regular training, mentorship programs, and a yearly learning budget.