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The role involves developing and evolving Square's identity platform, which includes building scalable and resilient systems for authentication and authorization, collaborating with cross-functional teams, providing mentorship, and enhancing work processes.

The Senior Software Security Engineer will enhance product security at Cash App by threat-modeling features, designing security mechanisms, and collaborating with product teams. Key responsibilities include driving security projects, educating fellow engineers, and building abstractions for security. The role demands hands-on leadership in delivering security solutions across the organization's technology stack.

As a Senior Software Engineer on the Transfers team, you will develop solutions to enable customer money transfers into Cash App. You'll manage projects from ideation to deployment, design APIs and data models, and enhance backend systems to ensure fast and reliable service while maintaining high code quality and best practices.

The Senior Software Engineer will lead the development of new reporting functionalities for Square's Orders Reporting Platform, mentor engineers, and engage with multiple teams to improve the user-facing reporting experience. The role requires both hands-on contributions and architectural guidance while collaborating with product stakeholders to meet platform requirements.

As a Senior Software Engineer on the Referrals and Incentives team at Cash App, you will develop software that supports product teams in customer adoption through referrals and incentives. Responsibilities include collaborating with cross-functional teams, building features on backend services using Java/Kotlin, and managing the lifecycle of features from inception to iteration.

The Senior Software Engineer, Platform Automation will design and develop large-scale test automation frameworks for mobile and web platforms, improve the CI/CD processes, and optimize testing tools and build systems. The role focuses on enhancing developers' efficiency and ensuring reliable software delivery by identifying performance bottlenecks and streamlining development workflows.

The Senior Software Engineer will lead the development of innovative payment solutions, collaborating with various teams to enhance user experience for the Cash App's P2P services. Responsibilities include scoping, building, and scaling products, and engaging in design and product discussions across engineering and non-engineering disciplines.