Lead Android Engineer About the Role We’re seeking a Lead Android Engineer to build and enhance mobile applications used by tens of millions of cardholders worldwide. This is an opportunity to work on high-impact products within a Fortune 100 organization while enjoying the pace, collaboration, and technical ownership of a small engineering team. We’re looking for an experienced Android engineer who combines strong technical expertise with creativity, a passion for exceptional user experiences, and a commitment to writing clean, maintainable code. You should enjoy tackling complex engineering challenges, exploring new technologies, and sharing ideas that help shape product and technical direction. You’ll collaborate closely with designers, product owners, QA, and fellow engineers to develop new features, improve existing functionality, and deliver reliable, high-performing mobile experiences. The ideal candidate is comfortable navigating ambiguity, working with legacy code, and rapidly iterating on solutions in a modern Agile development environment. Key Responsibilities • Design, develop, and maintain high-quality Android applications used by millions of customers. • Collaborate with product, design, QA, and engineering teams to deliver new features and continuously improve existing functionality. • Write clean, efficient, testable, and maintainable code while refactoring or removing outdated implementations when appropriate. • Identify, troubleshoot, and resolve complex bugs and performance issues. • Contribute to architectural decisions and design solutions for open-ended technical challenges. • Implement asynchronous programming patterns and optimize application responsiveness and performance. • Develop and maintain unit and integration tests to ensure application quality and reliability. • Improve development workflows through build automation, continuous integration, and modern engineering practices. • Work effectively within existing codebases while identifying opportunities to improve maintainability and technical quality. • Share technical ideas, contribute to engineering discussions, and help establish best practices across the team. Required Qualifications • 7+ years of professional Android application development experience. • Strong programming experience with Kotlin and modern Android development practices. • Experience with asynchronous programming, concurrency, and reactive programming patterns. • Proficiency with build tools and CI/CD workflows, including Gradle, GitHub Actions, or CircleCI. • Experience writing unit and integration tests and debugging complex application issues. • Strong understanding of appli