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Lead a team focused on mobile performance, reliability, and observability at Square. Define a vision for improving product performance and reliability. Hire and coach talent, make collaborative engineering decisions, and achieve quantifiable results. Build strategic partnerships with stakeholders and guide team to accomplish goals.

Lead projects evaluating and tuning performance of embedded devices across the Squid device ecosystem. Perform system-wide performance analysis, identify bottlenecks, collaborate with teams, and provide technical leadership.

Play a key role in defining the future of e-commerce mobile products at Square. Collaborate with teams to deliver seamless integration of online and in-store sales on Square's platform. Develop using a range of native Android technologies. Partner with various engineering teams to ship features with a focus on quality. Work cross functionally with product managers and designers to define product scope and design.

Design circuits for Square's hardware products, optimize high-performance Android and low-power embedded systems, collaborate with cross-functional teams, plan and support regulatory testing, perform failure analysis, and travel domestically and/or internationally.

As a Principal iOS Software Engineer on the Mobile Performance & Reliability team at Square, you will lead complex, strategic projects with wide impact, design highly available systems, collaborate with multiple stakeholders, provide mentorship, and develop a strategic vision for the engineering organization.

Design, develop, and maintain functionality for Square's entire Banking product ecosystem. Collaborate with other engineers, product managers, and design teams to ensure a remarkable and reliable banking experience for millions of merchants.

As an Android Software Engineer, you will design, build, and maintain the Square Appointments app, focusing on delivering features for merchants to manage schedules and payments. You will collaborate with product, design, and engineering teams to craft a user-friendly interface and mentor other engineers.