Android Engineer - Engagement Mission

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<p><strong>About the team:</strong></p> <p>The SuperApp & Web squad sits within the Engagement Mission under SumUp's Run & Grow tribe, and we're responsible for one of the most strategically important surfaces in SumUp's product ecosystem,  the merchant app home screen.</p> <p>Our mission is simple but ambitious: make every SumUp merchant feel empowered, informed, and engaged every time they open the app. We own the home screen, tools section, and profile & settings across iOS, Android, and Web,  and we build with four core objectives in mind:</p> <ul> <li>Activate merchants so they start using SumUp products as early as possible, through a first-class onboarding and first-time user experience</li> <li>Cross-sell & upsell SumUp products to the right merchants at the right time, via smart promotional components</li> <li>Surface insights that help merchants manage and grow their businesses through home screen widgets</li> <li>Enable navigation to the most relevant screens of the app.</li> </ul> <p>The squad is cross-functional and collaborative, made up of iOS, Android, and full-stack engineers, a senior backend engineer, a senior product manager, a senior designer, and an engineering manager. You'll be paired with a senior Android engineer who will support your onboarding and growth, giving you the space to develop your skills while contributing meaningfully from day one. </p> <p> </p> <p><strong>What you’ll do:</strong></p> <ul> <li>Build and maintain features of the Android SuperApp home screen, including the first-time user experience, home screen widgets, quick actions, customization, tools section, profile & settings, and promotional channels, with guidance from your senior peers</li> <li>Contribute to the Personas initiative, helping build a tailored and customizable home screen experience that reduces friction and surfaces relevant data for each merchant</li> <li>Support codebase modularization and refactoring efforts, learning how to write scalable, maintainable code in a real-world production environment</li> <li>Participate in the definition and refinement of team initiatives, asking good questions, sharing ideas, and growing your technical judgment over time</li> <li>Take part in code reviews as both a contributor and a reviewer, building good habits around clean code and engineering best practices</li> <li>Write clear technical documentation and gradually build confidence communicating with stakeholders across product, design, and engineering</li> <li>Embrace a culture of curiosity, ownership, and continuous learning, this is a place where growth is expected and supported</li> </ul> <p> </p> <p><strong>You’ll be great for this role if you:</strong></p> <ul> <li>Are proficient in Kotlin and have hands-on experience with Jetpack Compose for building Android UIs</li> <li>Have a working knowledge of MVVM, MVP, or similar architectural patterns and understand the value of clean, well-structured code</li> <li>Experience working with large monorepos and building different flavors of Android apps</li> <li>Are comfortable working in evolving codebases and are eager to learn how to navigate complexity and contribute to refactoring efforts</li> <li>Have a genuine UI/UX sensibility,you care about building experiences that feel right, not just code that compiles</li> <li>Are a team player who has worked alongside engineers, product managers, and designers in a cross-functional environment</li> <li>Bring curiosity, adaptability, and a growth mindset, you ask questions, take initiative, and aren't afraid to say "I don't know yet, but I'll find out"</li> <li>Can communicate your ideas clearly in writing and are willing to build your technical documentation skills over time</li> </ul> <p><strong>Nice to have: </strong></p> <ul> <li>Experience with Firebase, Optimizely, or API design </li> <li>Experience with Design Systems, motion, or accessibility on Android <br><br></li> </ul> <p><strong>Why you should join SumUp:</strong></p> <p>🌍 Opportunity to work with SumUppers globally on large-scale fintech products used by millions of businesses worldwide, from our Berlin office. This involves an office-first setup</p> <p>🧑‍🔬 We take learning and experimentation seriously with Hack Days every second Friday, and entire <a href="https://www.youtube.com/watch?v=FBKiVCLompk">global Hack Weeks</a>.</p> <p>🌈 Commitment to Diversity and Inclusion: Be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced</p> <p>📚 A dedicated annual L&D budget of €2,000 for attending conferences and/or advancing your career through further education</p> <p>🚀 Enrolment onto our VSOP program: You will own a stake in SumUp’s future success</p> <p>💶 A corporate pension scheme where we match up to 20% of your contributions</p> <p>🔄 30 Days Sabbatical: Enjoy the unique opportunity to take a well-deserved break with our 30 days sabbatical benefit after completing 3 years of employment with SumUp</p> <p>🔗 Referral Bonus: Earn additional rewards by referring talented individuals to join the SumUp team</p> <p>🚵🏾‍♂️ Numerous other benefits such as Urban Sports Club subsidy, Kita placement…