Engineering Lead, Core Experiences & Server Infrastructure

Cash App, part of Block, is a dynamic ecosystem developing unique financial products. The Engineering Lead will oversee core experiences and server infrastructure, driving strategy and execution to support millions of users and ensuring optimal performance and reliability of their financial services.

Responsibilities:

• Oversee the evolution of high-concurrency server infrastructure supporting 60M monthly active users, ensuring 99.99% uptime for mission-critical financial services during periods of hyper-growth
• Bridge the gap between core infrastructure and product engineering, leading cross-functional teams to launch flagship features (e.g., Peer-to-Peer payments) from ideation through global rollout
• Championed a "Product-First" engineering culture, aligning backend roadmap priorities with user-facing KPIs to reduce friction in the money-movement lifecycle
• Managed a multi-million dollar annual cloud budget, optimizing server-side resource allocation and infrastructure efficiency without compromising system performance or developer velocity
• Built and mentored a high-performing team of 50+ engineers, fostering a culture of engineering excellence for one of the world's most visible fintech platforms

Requirements:

• 10+ years of experience leading and scaling engineering teams, including managing engineering managers
• A strong track record of architecting, building and scaling distributed systems capable of processing billions of dollars in transaction volume, prioritizing low-latency execution and transactional integrity across microservices
• Demonstrated ability to drive strategy, execution, and operational excellence in a complex and regulated environment