Senior Android Developer at Atolls | Berlin

Atolls is the world’s largest community-driven shopping platform, active in over 20 markets.We empower millions of consumers to make informed spending decisions throughout discovery, evaluation, and re-purchase by connecting them with the right brands and retailers.Our diverse team of over 1,000 professionals across 10 countries develops products utilized daily on a global scale, where you will have genuine ownership and see your influence. Do you aspire to shape the platforms consumers depend on for confident shopping? If so, read on.About This Role:We are seeking a passionate Senior Android Developer to join our collaborative team in Berlin or remote from anywhere in Europe. Your contributions will be pivotal in the development, maintenance, and publication of our application.Your expertise in the Android ecosystem and commitment to staying abreast of the latest technologies will ensure our application remains current with OS updates and new features, enhancing its appeal. We focus exclusively on our own app and strive to make it the most engaging experience possible!Your efforts will significantly influence how millions of consumers engage with our platforms, helping them make smart, fair, and rewarding choices.Our Benefits:At Atolls, we are dedicated to fostering both your professional and personal development. Here’s what you can expect:A culture that prioritizes personal and professional growth, with opportunities for internal mobility.A supportive and open-minded team that values diverse perspectives and innovative ideas.32 days of paid vacation plus your birthday off, allowing you ample time to recharge.A flexible hybrid working model to balance work and life, with remote work permitted for this role.Access to a learning budget and internal training to facilitate your growth within the role.Mental health coaching to support your overall well-being.Regular global and local gatherings to celebrate achievements and strengthen connections.

Join Atolls, the world's largest community-driven shopping platform, active in over 20 markets.We empower millions to make informed spending choices across the discovery, evaluation, and (re-)purchase phases by connecting consumers with the right brands and retailers.Our diverse team of over 1,000 individuals across 10 countries develops products that millions use daily at a global scale. Here, you'll have true ownership of your work and witness its direct impact. Are you ready to help shape the shopping experiences that people trust? Keep reading.About This Opportunity:We are on the lookout for a Senior Software Engineer (Java/SpringBoot) to enhance our Shopping team based in Berlin. In this pivotal role at Atolls, you will play a critical part in enabling our consumers to maximize their value for money by delivering an outstanding shopping rewards experience online and in-store. You'll be instrumental in crafting exceptional user experiences, empowering consumers to make informed and confident shopping decisions. Your contributions will directly influence how millions of users engage with our platforms, guiding them towards making smart, fair, and rewarding choices.Our Perks:At Atolls, we are committed to fostering your professional and personal development. Here’s what we offer:A culture that champions personal and professional growth, coupled with internal mobility opportunities.A supportive and inclusive team that values diverse perspectives and innovative ideas.32 days of paid vacation plus your birthday off for optimal work-life balance.A flexible hybrid working model to accommodate your lifestyle.Access to a dedicated learning budget and internal training.Mental health coaching to support your well-being.Regular global and local events to celebrate achievements and foster connections.Opportunity for a sabbatical after three years with the company.

Atolls is the world’s largest community-driven shopping platform, active in 20+ markets. We assist millions in making informed spending choices through effective discovery, evaluation, and (re-)purchase by connecting consumers with the ideal brands and retailers.Our diverse team of over 1,000 professionals across 10 countries innovates on products utilized daily at a global scale, providing you with genuine ownership and visible impact. Are you ready to influence the shopping destinations that empower consumers to shop with confidence? Keep reading.About This Role:We are on the lookout for a QA Software Tester to join our Product Team in Berlin. Your role will be crucial in ensuring the quality and reliability of our Android and iOS mobile applications, crafting outstanding user experiences, and empowering consumers to make informed shopping decisions. As an essential member of our team, you’ll play a direct role in developing and enhancing the digital platforms our users depend on throughout their shopping journeys.Your contributions will shape how millions of consumers engage with our platforms, guiding them to make smart, fair, and rewarding choices.

Join Tonsser, a company dedicated to empowering young football players for over a decade, as we embark on an exciting phase of growth. We are currently seeking a skilled Senior Android Developer to play a pivotal role in shaping our future innovations. If you have a passion for your craft, thrive in a fast-paced environment, and desire to make a significant impact on the lives of millions of athletes, we encourage you to apply.

scalablegmbh is seeking a Senior Android Engineer to join the team in Berlin. This position centers on designing and building Android applications that improve user experience and offer advanced functionality. What you will do Design and develop Android applications with a focus on usability and performance Work closely with colleagues from different disciplines to deliver cohesive mobile solutions Contribute to architectural choices and help shape the direction of mobile development Support the creation of scalable products that can grow with user needs Who we are looking for Experience building Android apps and a strong interest in mobile technology Comfort working on complex technical challenges Enjoys collaborating in a team setting and sharing ideas Motivated to have a meaningful impact on product quality and user satisfaction This role is based in Berlin and offers the chance to help shape the future of mobile solutions at scalablegmbh.

Atolls is the world’s largest community-driven shopping platform, active in over 20 markets.Our mission is to empower millions to make informed spending decisions by connecting them with the right brands and retailers.With a team of over 1,000 professionals across 10 countries, we deliver products that are used daily on a global scale, giving you the opportunity to truly own your role and witness your impact. If you want to influence the platforms that consumers trust for confident shopping, we want to hear from you.About This Role:We are on the lookout for a Senior Backend Engineer (TypeScript, NestJS/Node.js) to join our Fulfilment team, based in Berlin or available for remote work from Germany. In this pivotal role, you will enhance our cashback reward platforms to create outstanding user experiences that enable our customers to earn and redeem rewards while shopping. As a vital member of our team, you will play a key role in developing and improving the digital environments our users depend on during their shopping journeys.Your contributions will significantly impact how millions of consumers interact with our platforms, guiding them towards smarter, fairer, and more rewarding choices.Our Benefits:At Atolls, we prioritize both your professional and personal advancement. Here’s what you can expect: • A culture that promotes personal and professional growth, with opportunities for internal mobility. • A supportive and open-minded team that values diverse perspectives and innovative ideas. • 32 days of paid vacation plus your birthday off, allowing you to recharge. • A flexible hybrid working model to ensure a healthy work-life balance. • A dedicated learning budget and internal training programs to facilitate your growth. • Mental health coaching to support your overall well-being.

Atolls is the world’s largest community-driven shopping platform, active in over 20 markets.We empower millions to make informed spending choices across discovery, evaluation, and (re-)purchase by connecting individuals with the ideal brands and retailers.Our team of 1,000+ members across 10 countries develops products utilized daily on a global scale, providing you with genuine ownership and the chance to witness your impact. Are you ready to help shape the destinations people trust for confident shopping? We invite you to learn more.About This Role:We are on the lookout for a Senior Java Backend Engineer to become an integral part of our expanding engineering team in Berlin. In this pivotal role, you will be responsible for designing, developing, and scaling high-performance backend systems utilizing contemporary Java technologies and cloud-native architectures. This position is perfect for individuals who thrive on tackling complex systems, prioritize code quality, and possess a robust architectural mindset.Our Benefits:At Atolls, we are committed to fostering both your professional and personal development. Here’s what you can look forward to:A culture that champions personal and professional growth, alongside opportunities for internal mobility.A supportive and open-minded team that welcomes diverse perspectives and innovative concepts.32 days of paid vacation plus an additional day off for your birthday, ensuring you have ample time to recharge.A flexible hybrid working model to help you find the right balance between work and life.Access to a learning budget and internal training to enhance your skills in your role.Mental health coaching to promote your well-being.Regular global and local gatherings to celebrate achievements and strengthen connections.The chance to take a sabbatical after three years with the company.A cloud-based company setup, allowing flexibility and collaboration regardless of your location.*These are global benefits applicable to all employees, with additional local perks based on your location.Responsibilities:As a Senior Java Backend Engineer, you will...

Join Atolls, the world's largest community-driven shopping platform, active in over 20 markets.We empower millions to make informed spending choices through seamless connections with brands and retailers.With a dedicated team of over 1,000 professionals across 10 countries, we create products that are used daily at a global scale, allowing you to take ownership and witness your impact. Ready to influence how people shop confidently? Read on.About This Role:We are seeking a Senior Full Stack Engineer to become a vital member of our Admin Experience team in Berlin, Germany. In this role at Atolls, you will play a crucial part in the development of new features and products, engaging with the entire technology stack from the database layer to the client interface. Your direct contributions will enhance the digital experiences our users depend on.Your efforts will shape how millions interact with our platforms, guiding them towards smart, fair, and rewarding choices.Our Benefits:At Atolls, we prioritize your personal and professional growth. Here’s what you can look forward to:A culture that promotes continuous development, with opportunities for internal mobility.A collaborative and open-minded team that values diverse perspectives and innovative ideas.32 days of paid vacation along with an additional day off for your birthday, ensuring ample time to recharge.A flexible hybrid working model that balances work and personal life.Access to a learning budget and internal training for your professional growth.Mental health coaching to support your well-being.Frequent global and local gatherings to celebrate achievements and foster connections.Potential for a sabbatical after three years with the organization.A cloud-based operational setup facilitating flexibility and collaboration regardless of your location.*These benefits apply globally...

About Atolls Atolls is the world’s largest community-driven shopping platform, active in more than 20 markets. The company’s mission is to help millions of consumers make smarter spending choices by connecting them with leading brands and retailers. With a team of over 1,000 people across 10 countries, Atolls builds products that shape shopping experiences for users worldwide. Role Overview: Senior Data Analyst – Community & Product Forensics The Community Data Team in Berlin is looking for a Senior Data Analyst focused on Community & Product Forensics. This position centers on investigating high-volume event data, ensuring its accuracy, and drawing out insights that support community growth. The analyst’s findings will directly influence the digital platforms that users rely on for their shopping decisions. Insights from this role help millions of people interact more confidently and fairly with Atolls’ services, making their shopping experiences more rewarding. Benefits at Atolls Culture that supports both personal and professional growth, including internal mobility options Collaborative, open-minded team that welcomes diverse perspectives and new ideas 32 days of paid vacation each year, plus a day off for your birthday Flexible hybrid working model to help maintain work-life balance Learning budget and access to internal training programs Mental health coaching Regular global and local events to celebrate achievements and build connections Sabbatical option after three years with the company

Your Next Career Move Awaits!Trade Republic is Europe's leading savings platform, operating across 18 countries and serving over 10 million customers who have entrusted us with more than €150 billion in assets. Our ambition is to empower everyone to build wealth through accessible, secure, and cost-free financial services.Join us to enhance your career alongside a team of talented professionals and cutting-edge technology, as we strive to create a sustainable and positive future for millions.Your RoleLead the development of Android platform components, including modular architecture, core libraries (networking, analytics, storage, feature flags), and shared UI elements.Enhance application performance and reliability focusing on startup times, rendering efficiency, memory usage, and battery optimization; set performance budgets and standards.Advance our CI/CD processes by optimizing Gradle build times, managing dependencies, and improving test infrastructure (unit/instrumentation) and release automation.Enhance system observability through improved logging, metrics, tracing, crash reporting, ANR detection, and real-user monitoring.Champion coding excellence by enforcing static analysis, lint rules, coding standards, API guidelines, and maintaining thorough documentation.Collaborate with security and privacy teams to ensure robust data handling, permissions management, SAFE storage, Play integrity, and supply-chain hardening.Mentor and support feature teams, conducting discovery reviews, and leading migration and platform rollouts.

Lead the complete development lifecycle of high-performance Android applications utilizing Kotlin, Coroutines/Flow, Jetpack Compose, Dagger/Hilt, Retrofit, and Espresso, along with other cutting-edge technologies.Design and enhance a modular architecture that ensures long-term maintainability and reliable performance even under peak traffic conditions.Drive automation initiatives by establishing robust build, test, release, and deployment pipelines as integral aspects of the product (CI/CD).Function as a technical multiplier by elevating quality standards through code reviews, mentoring colleagues, and disseminating knowledge across Android teams.Collaborate with product, design, and editorial teams to shape features from concept to launch, ensuring optimal user value, reliability, and speed.Investigate and implement AI-driven development tools to enhance developer productivity and software quality, grounded in sound engineering principles.

Join Our TeamBecome an integral member of SumUp's Mobile Platform Squad as a Senior Android Engineer and play a pivotal role in our growing Android ecosystem. With substantial investments directed towards flagship products, we empower our feature teams to create world-class user experiences. Your contributions will be key in establishing a solid foundation that enables over 40 Android engineers to work at peak productivity and efficiency, directly influencing the future of mobile payments for millions of merchants.Our engineering culture emphasizes autonomy, collaboration, and innovative thinking. Your initiatives will resonate throughout the organization, connecting you with mobile engineers across various teams. This role is vital for:Removing Bottlenecks: Proactively identifying and resolving critical bottlenecks in CI/CD pipelines and app infrastructure that could hinder the rollout of new features and enhancements.Enhancing Developer Experience: Designing and implementing state-of-the-art tools and infrastructure that significantly improve developer experience, decrease build times, and streamline workflows for our extensive Android engineering team.Modernizing a Mature Codebase: Leading the evolution and refinement of our Android codebase, with an emphasis on code simplicity, maintainability, and overall health across all SumUp Android products.Ensuring Product Stability & Scalability: Providing essential support and guidance across our diverse Android product suite, assuring consistency, reliability, and seamless functionality for the Register, Android Terminal, SumUp Go, and Merchant app.Your Responsibilities:Strategic Impact: Spearhead the development of core experiences for both merchants and our internal Android developers, directly contributing to SumUp's ambitious Android product roadmap.Technical Leadership: Architect, develop, and maintain essential tools, frameworks, and infrastructure that significantly enhance the consistency, scalability, and reliability of our mobile applications, ensuring no adverse effects across our varied Android products.Performance & Efficiency: Drive initiatives in CI/CD systems, advanced developer tooling, and performance enhancements to dramatically optimize mobile development processes and reduce build times for our expanding team.Codebase Evolution: Actively manage technical debt, enhance code health, and introduce best practices to a complex, mature codebase, ensuring its longevity and adaptability.

scalablegmbh is looking for an Android Engineer to help build and improve mobile applications in Berlin. This position centers on developing software that aims to deliver a strong user experience. Role overview As an Android Engineer, the focus will be on designing and implementing features for mobile products. Collaboration with a skilled team is part of the day-to-day work, with a shared goal of producing reliable and effective applications. What you will do Develop and maintain Android applications Work closely with other engineers and professionals to deliver high-quality software Contribute to improving user experiences through thoughtful design and implementation Location This role is based in Berlin.

Join SumUp as a Senior Android Engineer in our dynamic Design System team. You will play a pivotal role in transforming SumUp’s design language into a versatile library of user interface components and experience patterns. This initiative empowers product teams to create cohesive and accessible user experiences that resonate globally.The Design System team is poised for growth, reflecting SumUp’s expanding suite of merchant and consumer-facing products. This position presents a remarkable opportunity to enhance and innovate a system that accelerates feature development, ultimately delivering high-quality experiences to millions of users worldwide.Key ResponsibilitiesShape the core experience for users and developers within SumUp’s Android ecosystem.Collaborate closely with product and design teams to develop components that prioritize maintainability, usability, aesthetic appeal, and consistency.Integrate accessibility best practices into every component, ensuring compliance with content descriptions, touch target size, color contrast, and font scaling.Implement dynamic theming support, allowing for light/dark mode and brand variations that can be adjusted in real time or through configuration.Provide hands-on technical support to product teams to align with company objectives, including the upcoming brand refresh.Review code contributions, enforce design-system conventions, and mentor engineers on best practices for reusable UI development.Proactively identify and mitigate technical debt to uphold high standards of engineering excellence and codebase health.Qualifications3+ years of professional Android development experience, with a strong command of Kotlin and modern Android frameworks.At least 2 years of experience with Jetpack Compose.A passion for writing clean code, demonstrating a balance between pragmatism and perfection.A solid understanding of testing best practices: what to test, why, and how to create resilient tests.A keen eye for detail and a commitment to accessibility.Self-motivated with a structured working style, complemented by strong verbal and written communication skills in English.An enthusiasm for staying updated with advancements in the Android ecosystem and a desire to share knowledge with the Android community.Bonus QualificationsExperience in building and maintaining design systems or component libraries for Android, including theming, style guides, and reusable UI components.

FlixMobility GmbH is looking for a Senior Software Engineer - Mobile/Android (m/f/d) to join the Berlin office. This position centers on building and enhancing mobile apps that serve millions of travelers around the globe. Team and Collaboration The role is part of the Android Team within the Customer Experience Stream's Demand Division. The group includes a product owner, UX specialist, Agile tester, and several engineers. Together, they focus on the travel onboarding journey and post-booking features to make the Flix app a reliable companion for passengers. Close collaboration with iOS colleagues and other feature teams ensures a unified mobile experience. Delivering well-integrated, thoroughly tested features is a key part of the work. What You Will Do Develop and maintain scalable Android applications with a strong focus on user experience Refine onboarding and post-booking flows to improve the passenger journey Work alongside cross-functional teams to deliver cohesive mobile features Maintain code quality and reliability through comprehensive testing Tech Stack Languages & Architecture: Kotlin, Jetpack Compose, MVVM, Clean Architecture Networking & Data: GraphQL, Firebase Remote Config, Crashlytics Dependency Injection: Dagger/Hilt Testing: Espresso, Robolectric, JUnit CI/CD & Automation: GitLab CI/CD, Fastlane, Docker Collaboration Tools: Figma, Microsoft Teams, Atlassian Jira, Confluence, Atlas Benefits Competitive salaries Growth and development opportunities Collaborative culture with personal ownership Work on products used by millions of travelers

Speechify’s mission is to remove reading barriers in education. Our text-to-speech technology serves over 50 million users, turning PDFs, books, Google Docs, news articles, and websites into audio. This helps people read faster, remember more, and understand better. Our products span iOS, Android, Mac, Chrome, and web platforms. Recognition includes Google’s Chrome Extension of the Year and Apple’s Design Award for Inclusivity in 2025. The team is fully distributed, nearly 200 people work remotely worldwide. Engineers, AI researchers, and product experts join us from places like Amazon, Microsoft, Google, Stanford, and from startups such as Stripe and Vercel. Role Overview: Tech Lead for Android Core Product Speechify is looking for a Senior Android Engineer in Berlin to lead the Android app’s continued growth as a top text-to-speech solution on the Play Store. This role suits someone who thinks strategically, enjoys shaping product direction, and thrives in a fast-moving environment. Leadership is earned here through technical excellence and consistent delivery, not hierarchy. What You Will Do Own major Android features and work closely with designers to deliver polished, high-quality app experiences. Help define the direction and culture of the Android team. Monitor, maintain, and improve reliability metrics for key app features. Participate in cross-functional discussions with Product, Design, and Engineering teams. Review pull requests and mentor other engineers. Troubleshoot critical issues and respond to unexpected challenges as they arise. What We Value Strong work ethic and drive to deliver results. Clear communication and collaboration skills. Desire to make meaningful product decisions that impact millions. Interview Process Our hiring process includes several technical interviews, usually completed within one week.

Join our dynamic and innovative team at bitlane as a Senior Backend Developer. We are seeking a passionate software engineer to contribute to our product development journey from conception to deployment and beyond. In this role, you will collaborate closely with project managers and frontend developers to ensure that we meet and exceed our project requirements. The ideal candidate will possess a deep understanding of software engineering principles and industry best practices, delivering clean, maintainable, and error-free code with robust test coverage. You will be responsible for writing automated tests, conducting code reviews, and taking end-to-end ownership of your projects. We value problem solvers with an inquisitive and innovative mindset, ready to leverage their software development skills to create new services. Your role will involve backend development across a variety of projects, ranging from small applications and single-page websites to comprehensive e-commerce systems and complex CRM solutions. If this resonates with your skill set, we look forward to receiving your application!Responsibilities:Collaborate with our software team to design and launch new featuresEnhance our product and codebase with your analytical insightsMaintain our systems at the cutting edge while developing our growing environmentExpand our existing web technology portfolioCreate new microservices using AWS and improve existing onesDevelop and maintain tools for software and data interactionDefine project scope in collaboration with project managersCommunicate your work status and meet deadlines established with project managers

About the RoleJoin SumUp as a Senior Embedded Engineer within our Hardware Tribe, where you will collaborate with a talented cross-functional team of Hardware Engineers, Product Managers, QA Engineers, and more. Your expertise will be pivotal in developing our innovative Android-based payment devices, guiding the process from bootloader and kernel development to framework integration and validation.This is an exciting opportunity as we transition to using the Android platform for our proprietary hardware solutions. Our payment devices are uniquely designed with a focus on security and customization, necessitating a profound understanding of both embedded hardware and software.This position requires on-site presence in our Berlin office, as we value the organic interactions that emerge from working closely together.About the TeamYou may have already encountered our card readers while enjoying a cappuccino or settling a bill at your favorite salon. Our Hardware team is dedicated to crafting elegantly designed card payment devices and accessories that empower our merchants to launch, manage, and expand their businesses. We tackle a variety of engineering challenges spanning industrial and electronic design, embedded systems, mobile applications, and backend services.We foster an environment of open communication and continuous learning rather than strict regulations. If you are eager to innovate and support millions of independent merchants in achieving success, we encourage you to apply!Your ResponsibilitiesLead the system bring-up for the Android Embedded platform, focusing on bootloader, kernel, and driver integration.Create and integrate custom modules for SumUp, including kernel drivers, power management, and connectivity components.Enhance the build system to ensure stability and scalability across the platform.Debug hardware and software issues at the protocol level (I2C, SPI, UART, SDIO, etc.).Conduct testing and validation to ensure timely delivery of high-quality releases.Work closely with Hardware Engineers, QA, Product Managers, and Manufacturing/Supply Chain teams.Deliver Android OS features independently and contribute to a culture of engineering excellence within the Hardware Tribe.

Join our innovative team at SWARCO as a Senior Java Developer in Berlin. In this pivotal role, you will be responsible for designing, developing, and maintaining high-quality software solutions that drive our projects forward. Your expertise in Java programming will be crucial in crafting robust applications that meet the needs of our clients.

TransPerfect, a prominent player in the industry with a vibrant start-up atmosphere, is on the lookout for innovative and entrepreneurial individuals to join our dynamic team. We are currently seeking a Mobile Engineer to contribute to our global efforts in delivering exceptional user experiences across both iOS and Android platforms. This full-time hybrid position requires a blend of independent initiative and collaborative teamwork within a high-impact environment, dedicated to developing cutting-edge products.As part of our team, you will be responsible for building high-quality mobile applications using Flutter, and designing new components from the ground up that enhance our user engagement.About the TechOps Team at TransPerfect:The TechOps team at TransPerfect has played a crucial role in our success over the past decade, providing technology and services that significantly streamline our clients' and colleagues' experiences. From enhancing workflows for our team to developing fundamental services for our GlobalLink platform, the team is dedicated to creating scalable user interfaces that simplify complex ecosystems for novice users.Your responsibilities will include:Acting as a subject matter expert on mobile app development, defining best practices for mobile development, design thinking, and deployment processes.Collaborating with product managers, engineers, designers, and QA to create compelling user experiences on both iOS and Android platforms.Taking ownership of major mobile app features, components, and overall application solutions in collaboration with technical leads and senior engineers.Working in an agile environment, managing internal and external requirements and expectations effectively.Providing constructive feedback throughout the software development lifecycle to align development priorities with business objectives.Writing clean, efficient, and maintainable code adhering to industry best practices and coding standards.Keeping abreast of the latest trends, technologies, and best practices in mobile development.