Description
Toast is hiring a Senior Software Engineer for its Card Readers team to design, develop, and maintain high-performance, secure payment integrations for POS systems. The role focuses on Kotlin and JVM-based applications, mobile payment flows, SDK and public API integrations, observability, PCI-DSS compliance, and mentoring junior engineers. It requires expertise in Kotlin, Java, or JVM languages, concurrency, large Android projects, complex SDK integrations, and public API design, with card payments, hardware integration, and security experience preferred. The position is hybrid, requiring in-office presence two days per week.
