Staff Mobile Engineer

We AreYouTrip is the leading and fastest-growing multi-currency payment platform in Asia Pacific. In 2018, we pioneered the region's first multi-currency digital wallet. Now, YouTrip is the #1 multi-currency digital wallet trusted by millions across the region, processing over US$15 billion in total payment value annually. Our consumer and business propositions - YouTrip and YouBiz - empower individuals and businesses with inclusive, accessible, and affordable financial solutions. YouTrip has raised over US$110 million to date, including its recent Series B round led by global venture capital firm Lightspeed Venture Partners—underscoring strong investor confidence in its mission to transform digital financial services across the Asia Pacific. Recognised as World Economic Forum's Global Innovator 2025, CNBC's World's Top Fintech Companies (2025, 2024), and LinkedIn's Top Startup (2024, 2023), YouTrip is dedicated to creating the next generation of digital finance services for consumers and businesses.Valuing an entrepreneurial culture of diversity and inclusion, we are seeking driven individuals to join our fast-growing regional team as we push the boundaries of innovative fintech solutions. Job Description - Staff Mobile EngineerWe are seeking a highly experienced and motivated Staff Mobile Engineer to join our team in Singapore. The ideal candidate will have deep expertise in Flutter development and a solid background in iOS or Android native app development (preferably both). As a Staff Mobile Engineer, you will play a pivotal role in designing and replatforming our mobile applications, ensuring stability, maintainability, and top-notch user experiences. Your focus will include driving efficiencies, improving processes, and mentoring team members to elevate our mobile engineering capabilities.You Will:Lead the development of our mobile applications using Flutter and Dart, integrating best practices for performance and maintainabilityArchitect robust and maintainable solutions, incorporating platform-specific enhancements with Swift or Kotlin where necessaryStore and console ownership: App Store Connect, Google Play, Firebase across all four markets — plus Apple certs/provisioning and the u-mobile-fastlane-match repo. This is a named POC responsibility, not a side taskCrash/incident triage — Crashlytics thresholds, hotfix decisions, being the escalation pointDrive the modernization of the mobile tech stack by leveraging Swift or Kotlin, or both, to ensure platform-specific enhancements where neededCollaborate with cross-functional teams to design, architect, and implement scalable solutions aligned with business goalsIdentify opportunities for efficiency improvements in the development process and implement solutions to enhance productivityChampion an improvement mindset by consistently evaluating and enhancing app performance, usability, and code qualityProvide technical guidance and mentorship to junior and mid-level mobile engineers to foster growth and maintain high team standardsStay up-to-date with the latest trends in mobile development and advocate for incorporating relevant advancements into the tech stackRequirementsYou Are:Education: Bachelor's or Master's degree in Computer Science, Software Engineering, or a related fieldExperience: Minimum of 7 years of professional experience in mobile app development, with 3+ years of experience in Flutter and DartPlatform Expertise: Proficiency in either Swift or Kotlin (experience with both is strongly preferred)Architectural Thinking: Demonstrated experience designing scalable and maintainable mobile application architecturesProblem-Solving Skills: Strong analytical and critical thinking skills with a proven track record of resolving complex technical challengesEfficiency Mindset: Passion for driving efficiency and continuous improvement across the mobile engineering processCollaboration: Excellent communication and interpersonal skills, with experience working in cross-functional teamsTools and Practices: Familiarity with state management solutions (e.g., Provider, Riverpod, Bloc), CI/CD pipelines, and automated testing frameworks