Senior iOS/Android Software Engineer
$160,000–$200,000 year
On-siteSan Francisco, California, United States
Job Summary
Design, implement, and maintain a consumer-facing Android application used by a large base of everyday users while contributing to platform-level architecture and infrastructure. Pragmatically solve complex engineering problems across the mobile stack and collaborate with product, engineering, and business stakeholders to shape product design and direction. Mentor junior engineers on the Android team and work cross-functionally to ensure clear communication and alignment. This role supports a Series A fintech startup building a mobile-first platform that helps users manage money and access earned wages early. Salary: $160,000 – $200,000 per year. Location: On-site in San Francisco, CA. Full-time employment with visa sponsorship available.
Required Qualifications
- 2+ years of professional experience in mobile engineering, building and shipping production Android apps
- Strong Kotlin expertise with demonstrated experience using Jetpack Compose and modern app architecture patterns (MVVM or Clean Architecture)
- Experience building consumer-facing mobile applications (not exclusively B2B)
- Experience integrating Firebase services (Authentication, Firestore/Realtime Database, Cloud Messaging)
- Proficiency with backend data formats and APIs common in mobile apps: protobufs, REST, and gRPC
- Proficiency with Android testing strategies — unit tests, instrumentation tests, and UI tests
- Experience maintaining CI/CD pipelines for mobile app development
- Demonstrated mentorship or technical leadership experience guiding junior engineers
- Strong communication and cross-functional collaboration skills
- Must be willing to work from the SF office
Desired Qualifications
- Experience with platform-level Android development and architecture
- Prior involvement in contributing to product design and direction decisions
- Familiarity with backend technologies such as Go, GCP, BigQuery, or MySQL
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