Senior iOS/Android Software Engineer

About the role

About the Role We're a fast-growing consumer fintech startup building financial products that help everyday people access cash, build credit, spend smarter, and file taxes — all in one app. Our mission is to provide a genuine alternative to predatory banking fees and give users real financial tools that work for them. We're looking for a Senior Mobile Software Engineer (Android-focused) to join our product-focused engineering team in San Francisco. You'll work closely with product, engineering, and business leaders to craft high-quality, delightful consumer experiences and help scale our core mobile app. This role carries meaningful impact on both company progress and user happiness. What You'll Do Design, implement, and maintain our core Android application Contribute to platform-level engineering and help build shared mobile infrastructure Pragmatically solve complex technical and product problems Contribute to product design decisions and overall product direction Collaborate effectively with product, engineering, and business stakeholders across the organization Provide mentorship and technical guidance to junior engineers on the mobile team What We're Looking For Required: 2+ years of experience in mobile engineering Strong Kotlin expertise for Android development, including Jetpack Compose and modern app architecture (MVVM / Clean Architecture) Proven experience building and shipping consumer-facing mobile apps (not exclusively B2B) Experience integrating Firebase services (Authentication, Firestore/Realtime Database, Cloud Messaging) Familiarity with backend data formats and APIs common in mobile apps: protobufs, REST, and gRPC Proficiency with Android testing strategies (unit and instrumentation/UI tests) and maintaining CI/CD pipelines for mobile Strong communication skills and a track record of cross-functional collaboration Nice to Have: Mentorship or technical leadership experience guiding junior mobile engineers Familiarity with Dagger Hilt for dependency injection Exposure to GCP, Go, BigQuery, or MySQL in a mobile backend context Compensation & Benefits Salary: $160,000 – $200,000 USD annually, depending on experience Visa sponsorship is available Location This is a full-time, on-site role based in San Francisco, CA . Candidates should be prepared to work from the office.