9 days ago
Base Salary
$264k - $395k/yr
Responsibilities
- Own and evolve foundational Android infrastructure, including modularization, dependency injection, navigation, deep linking, and application lifecycle systems.
- Design and deliver shared Android libraries and frameworks used by feature teams across Cash App.
- Drive Android architecture decisions and lead large-scale technical initiatives across multiple teams.
- Build and steward experimentation, observability, performance, and developer productivity tooling.
- Evaluate AI development tools such as Claude Code, GPT/Codex, and Goose, and guide organizational adoption.
- Build AI-powered platform capabilities where they create durable value for product teams.
- Lead cross-team architecture and design reviews, identify systemic risks, and establish scalable engineering standards.
- Partner with iOS, web, backend, product, and design teams to deliver consistent experiences.
- Mentor engineers at all levels and raise the technical bar across Cash App’s Android community.
Requirements
- 10+ years of Android development experience with demonstrated organizational-scale impact.
- BA/BS degree in Computer Science or equivalent practical experience.
- Experience leading large-scale technical initiatives across multiple teams and improving systems meaningfully.
- Active use of AI-assisted development tools with a thoughtful perspective on their strengths and limitations.
- Deep expertise in Kotlin, Jetpack Compose, modern Android architecture, build systems, performance profiling, and testing at scale.
- Strong systems thinking, initiative, platform-builder mindset, and exceptional written and verbal communication.
- Preferred experience building developer platforms, shared libraries, or internal tooling for large engineering organizations.
- Preferred experience with Kotlin Multiplatform, fintech or regulated environments, mobile experimentation infrastructure, feature flagging, or large-scale A/B testing.
Benefits
- Remote work is supported, with roles available across the countries where Cash App operates.
- Benefits include medical insurance, flexible time off, retirement savings plans, and modern family planning.
- Block provides an inclusive interview experience and reasonable accommodations for applicants with disabilities.
Tech Stack
Categories
Mobile
About Block
Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.