Senior Android Software Engineer (Visa Sponsorship - San Francisco, USA)

Visa sponsorship available. A product-focused engineering team at a consumer fintech company is building and scaling a personal finance app for everyday users. You will work closely with product, engineering and business colleagues to deliver practical mobile experiences and help shape where the product goes next. The role suits a senior engineer who enjoys owning Android work end to end and mentoring others.

What you'll do

• Design, build and maintain the Android application.
• Improve Android platform capabilities and overall app architecture.
• Solve product and engineering problems pragmatically, with a focus on shipping.
• Contribute to product design and direction alongside cross-functional teams.
• Mentor and support junior engineers on the Android team.
• Develop and maintain Android testing practices and mobile CI/CD pipelines.

What you need

• At least five years of mobile app development experience, including two or more years shipping production Android apps and three or more years in a startup environment.
• Strong Kotlin skills, with hands-on experience using Jetpack Compose and MVVM or Clean Architecture.
• Experience building consumer-facing mobile applications and working with mobile APIs and data formats such as protobufs, REST and gRPC.
• Experience integrating Firebase Authentication, Firestore or Realtime Database, and Cloud Messaging.
• Proficiency with unit, instrumentation and UI testing, plus mobile CI/CD pipelines.
• Prior mentorship or technical leadership experience. Platform-level Android, data-heavy or distributed systems experience is a plus.

How to apply

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