• Build and maintain mobile applications across **iOS (Swift)** and **Android (Kotlin)** • Own features end-to-end: from technical design through implementation, testing, and release • Collaborate closely with Product and Design to deliver intuitive, high-quality user experiences • Integrate with backend APIs and contribute to shaping API contracts for mobile use cases • Implement and maintain push notification systems (e.g., APNs, FCM) • Ensure performance, reliability, and responsiveness of mobile applications in production • Contribute to architectural decisions around mobile platform strategy (native vs cross-platform, shared patterns, etc.) • Diagnose and resolve production issues using logs, monitoring tools, and user feedback • Participate in code reviews and help maintain a high bar for code quality and maintainability • Use modern development tools—including AI-assisted coding where it improves velocity and quality

• Drive high-impact results by architecting robust, secure payment flows that serve as the backbone for Booksy’s financial ecosystem. • Integrate and optimize diverse payment methods, including BLIK, Tap to Pay, and physical Booksy card readers, ensuring a seamless checkout experience. • Apply "battle-tested" design patterns to transition legacy payment systems into modern, greenfield-style production code that prioritizes data integrity and security. • Manage end-to-end money flows, ensuring high availability and reliability for service provider payouts and financial reconciliation. • Shape the engineering culture by setting high standards for code quality and collaborative development practices within the financial infrastructure stack. • Innovate with AI tools to build automations that streamline the development lifecycle and improve the reliability of payment processing. • Optimize the code review process by leveraging AI to catch edge cases in transaction logic and maintain rigorous security standards. • Collaborate on strategic decisions with a seat at the table to influence the future of Booksy’s payment rails and financial technology. • Balance hands-on execution with high-level leadership to ensure both technical excellence and the stability of our core money-handling systems.

Role Description We are hiring a Software Engineer - Mobile (m/f/d) for EU/UK remote. As part of the Engineering department, you will join one of our cross-functional teams of frontend and backend engineers, product managers, and designers. You will be playing a key role in delivering innovative features paired with a great user experience to our business customers. For this purpose, you have good attention to detail and don’t just work on code but bring a product to life! What You'll Do - Conception, definition, and further development of our mobile app(s) - Build and ship high-quality mobile features in React Native for iOS and Android, from concept to production - Translate product requirements and designs into clean, maintainable UI and robust business logic - Own performance and reliability - Implement and maintain native modules/bridges when platform-specific capabilities are required (Swift/Obj-C, Kotlin/Java) - Participate in code reviews, architectural decisions, and documentation to keep the codebase consistent and scalable Qualifications - Expertise in building testable, maintainable, and extendable architecture - Passion for good software engineering practices - Knowledge of mobile architecture patterns and antipatterns - 5+ years of professional mobile development experience, including hands-on React Native work in production - Solid understanding of mobile performance fundamentals (rendering, memory, startup time) and debugging in production - Working knowledge of native iOS/Android development (Swift/Obj-C and/or Kotlin/Java) and the ability to build or maintain native modules when needed - Familiarity with testing practices (unit/integration/e2e) and CI/CD pipelines for mobile delivery - Clear communication and the ability to collaborate effectively with Product, Design and Backend teams Bonus Points - Experience implementing secure authentication, token lifecycle management, secure storage (Keychain/Keystore), and threat-aware mobile practices - Strong understanding of mobile performance (JS/UI thread behavior, memory, startup time) and use of profiling tools (Flipper, Xcode Instruments, Android Studio Profiler) - Familiarity with end-to-end testing for mobile (Detox/Appium) - Native experience in Swift/Obj-C and Kotlin/Java, including building custom native modules and working with platform APIs - Exposure to payments/fintech features (Apple Pay/Google Pay, tokenization flows, 3DS, strong customer authentication) and compliance-aware development Benefits - The opportunity to work in a growing team with big responsibilities that thrives on a strong exchange of knowledge and excellence - Attractive remuneration - Your choice of preferred OS, Windows or Mac - Flat hierarchy and transparent communication in a relaxed, professional atmosphere - Opportunity to develop your talent in a dynamic team with ambitious goals - Flexibility and possibility to work remotely - Monthly mobility benefit - Wellhub Membership - Pliant Card with monthly credit to explore the product and enjoy food with colleagues

Role Description The Stats and Insights team delivers athletic insights to teams by creating new, innovative features that enhance our mobile stats and scorekeeping user experience. As an Android Software Engineer, you will use modern tools to develop features in our native Android application and across the stack. You will build engaging user-facing features by contributing your expertise, writing code, and collaborating on technical decisions with a team of Product Managers, Designers, QA Analysts, and Engineers. You will report to the Stats & Insights Engineering Manager. What You’ll Do: - Contribute to feature development for the stats & insights experience throughout the stack, with a focus on our Android app. - Collaborate with peers on important decisions about how our applications are architected and built. - Team up with designers, testers, and product managers to find the best solutions for our customers. - Learn from and share knowledge with engineers across the company. - Write clean, maintainable, and well-tested code following established best practices. - Contribute to improving engineering practices and team processes. Qualifications - Strong understanding of software engineering fundamentals. - Experience building Android applications and contributing to shipped products. - Care about building high-quality, user-friendly mobile experiences. - Participate in design and code reviews and are open to feedback. - Curious and motivated to learn new technologies and grow your skill set. - Comfortable working in a cross-functional product team. - Interest in or exposure to iOS or cross-platform development is a plus, or a willingness to learn and contribute across platforms over time. Requirements - Our apps are written in Kotlin and use a reactive Model View Intent (MVI) architecture driven by Realm, RxJava, and the Jetpack lifecycle components. - Our team also does iOS development in Swift, so having background there would be a bonus, but is not required. - Our backend APIs are built with TypeScript, Node.js, Redis, Kafka, and PostgreSQL and run in AWS. It's not required that you know these, but we value openness to learning about the full stack. - Experience or interest in product analytics, A/B testing and product experimentation at scale is an added bonus. Benefits - Work remotely throughout the US or from our well-furnished, modern office in Manhattan, NY. - Unlimited vacation policy. - Paid volunteer opportunities. - Technology stipend - $4,000 every 2 years after your start to make sure you have the latest and greatest technology. - WFH stipend - $500 annually to make your WFH situation comfortable. - Monthly physical, mental, wellness & learning stipend offered through Holisticly. - Monthly lifestyle stipend offered through Fringe. - Full health benefits - medical, dental, vision, prescription, FSA, HRA, HSA, and coverage for family/dependents. - Retirement savings - Traditional and Roth 401K plans are offered through Vanguard, with an immediate company match. - Life insurance - basic life, supplemental life, and dependent life. - Disability leave - short-term disability and long-term disability. - Company paid parental leave - up to 20 weeks for birthing parents and up to 12 weeks for non-birthing parents. - Family building benefits offered through Progyny. - DICK’S Sporting Goods and their family of brands teammate discount. - The target salary range for this position is between $130,000 and $160,000.