Senior Android Engineer

About the role

Bankjoy, a FinTech startup backed by Y Combinator and Bessemer Venture Partners, is looking for a Senior Android Engineer for its mobile team. The engineer builds native Android code for digital banking products and features, working with product, design and engineering to deliver high-quality, user-centric experiences.

Key responsibilities

• Design, develop and maintain Android applications in Kotlin, focusing on performance, scalability and usability
• Partner with product, design and engineering on feature planning, technical design and effort estimation
• Resolve complex product and performance issues and keep the codebase up to date with Android platforms and frameworks
• Maintain code quality through testing, code reviews and continuous refactoring, and write unit tests
• Maintain and improve CI/CD pipelines and development workflows, and document code, systems and processes
• Mentor junior engineers and stay current with emerging Android technologies

Required profile

• 7+ years of professional software development experience, including 5+ years focused on Android
• Bachelor's degree in Computer Science, Computer Engineering or equivalent experience
• Proven track record in high-growth or startup environments
• Experience mentoring engineers, conducting code reviews and collaborating across product, design and backend teams

Required skills

• Strong Kotlin and modern Android development, with scalable UI, state management and app architecture
• Software architecture patterns such as MVVM and MVC
• RESTful APIs, backend services and third-party libraries
• UI/UX principles, unit testing, UI testing and TDD
• Git and modern development workflows

What we offer

• Competitive compensation and stock options at a well-funded startup
• Medical, dental and vision coverage (100% for individuals on the base plan in the USA; 100% for you and your family in Canada)
• Retirement plan with 4% company matching
• 8 weeks of paid parental leave for birthing parents, 4 weeks for others
• 3-5 weeks of PTO depending on tenure, 5 health days and 15 holidays
• Remote-first culture and performance-based bonuses