Android Kotlin Developper - PARTTIME in BERLIN

Who we areWe are a tech-driven, customer-obsessed company with a small but highly skilled team, pushing the boundaries of what's possible in mapping and positioning.We thrive on autonomy, ownership, and speed—which means we're looking for curious problem-solvers who love tackling hard challenges and making an immediate impact. If you want structure, rigid processes, and a slow corporate environment, this is not the place for you.Why join us?Real Impact:  Solve practical challenges that help thousands of delivery drivers navigate cities more efficiently.Collaborative Environment:  Work closely with a tight-knit team of founders and engineers scaling the company.Technical Depth:  Tackle advanced problems in positioning, sensor fusion, and large-scale data processing.Industry Shaping:  Influence the future of AI-driven mapping technology in a rapidly growing sector.Global Ambition:  Join a startup partnering with top logistics companies like GLS, DPD, and Snoonu.Dynamic Culture:  Experience the fast-paced environment of a Silicon Valley-connected startup. We are backed by some of the most successful investors in the world like Y-Combinator, Soma Capital or Rebel Fund.Why NOT to join us?If you're looking for a big team, a slow-paced environment, or a job where you can coast along without ownership, this probably isn't the right fit.

We move fast, iterate quickly, and expect everyone to contribute with initiative and creativity.RequirementsYou are based in Berlin , have a valid work permit, and are willing to work from our office in Kreuzberg.You are interested in a part-time position (2–3 days per week).You have 4+ years of experience in Android development using Kotlin , with a strong background in developing SDKs .You understand how to test Android apps and handle compatibility across different Android versions and hardware types .You are comfortable building on the work of previous developers, finding the right balance between respecting existing decisions and challenging legacy solutions where necessary.You are willing to take ownership of the full development cycle —from sketching out new features and debugging issues to supporting customers with smooth SDK integration. You're ready to take the lead and wear multiple hats as needed.Your Role at truemetricsYou will work directly with the CTO and our Lead Engineers and help us to maintain your Android Kotlin SDK. In case you want to see our demo app – feel free to take a look into our Repo How to ApplyDoes this role sound like a good fit?

Email us at .Highlight that you live in Berlin in the subject line – if not, we cannot take your application into account.Please include your CV .Please tell us why you think you would be a good fit for this role, be specific.Do you have an impressive GitHub repo to prove your skills? Great share it