Staff Android Software Engineer, Cash App Consumer Platform

Seattle, WA · US - CA - Bay Area - Remote · USD 263,600-395,400 · 10+ years experience · Remote · Posted Sep 22, 2026

At a glance

As a Staff Android Engineer on Cash App Consumer Platform, you are a multiplier for the entire client engineering discipline.
The Cash App Consumer Platform is responsible for laying the foundation that every Cash App engineer builds on, owning the shared systems, abstractions, and tooling that power product development.
This role involves defining what AI-native development looks like at Cash App and Block by building AI-powered capabilities into the platform and establishing practices for hundreds of engineers.

Own and evolve foundational Android infrastructure: modularization, dependency injection, navigation, deep linking, and app lifecycle systems
Design and deliver shared libraries and frameworks that feature teams rely on daily with developer and AI ergonomics as a first-class concern
Drive Cash App's Android architecture forward, making high-leverage decisions that compound over time
Invent thoughtful Android platform tech and open source it where it creates value for the broader community
Develop and steward rapid experimentation in support of the fast iteration enabled by the AI world
Build upon observability and performance tooling that gives engineers and on-callers clarity and confidence
Partner with iOS, Web, and backend engineers to deliver consistent, high-quality cross-platform experiences
Evolve how Cash App's Android engineering org uses AI
Proactively identify where AI creates real leverage in platform and product engineering workflows, and act on it
Lead architecture and design reviews across team boundaries and mentor engineers at all levels

Platform or infrastructure builder's mindset with a deep care for developer experience
A high agency mindset to take the initiative to find solutions when seeing a problem
10+ years of Android development experience with a demonstrated track record of impact at organizational scope
BA/BS degree in Computer Science or equivalent practical experience
Proven organizational leadership driving large-scale technical initiatives across multiple teams
AI-native development practice with active use of AI-assisted development tools and a strong point of view on AI leverage
Strong systems thinking to identify non-obvious problems and design simple, correct solutions
Exceptional communication including crisp design docs, productive design reviews, and building alignment
Deep Android expertise encompassing Kotlin, Jetpack Compose, modern architecture patterns, build systems, performance profiling, and testing at scale

Experience building developer platforms, shared libraries, or internal tooling used across large engineering organizations
Experience with Kotlin Multiplatform
Background in fintech, financial services, or other high-trust regulated environments
Experience with mobile experimentation infrastructure, feature flagging, or A/B testing at scale
A track record of identifying and naming problems that weren't yet on anyone's roadmap

Distributed team since day one with roles that can be done remotely from countries where Cash App operates
Works across office and remote locations globally

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