Senior Software Engineer - Android

Requirements

• Expert-level proficiency in Kotlin, Java, and/or JVM languages
• Deep knowledge of multi-threading/concurrency (experience with coroutines a plus)
• Experience working in a large (Android) project/codebase, architecting for clear domain boundaries, modularity, reusability, and testability
• Track record of complex and robust SDK integrations completed successfully
• Experience designing public APIs for hassle-free consumption
• Expertise in observability, monitoring, and alerting for complex user-device interactions
• Strong skills in mentoring fellow developers on best practices
• Openness and enthusiasm for AI tooling to enhance R&D productivity
• Excellent communication, collaboration, and problem-solving skills that lead others by example

Nice to Have

• Card Payments/EMV experience
• Hardware/device integration experience
• Security and key management experience

What You'll Be Doing

• Design, develop and roll out robust, high-performance applications using Kotlin.
• Lead technical discussions and decisions on best practices, performance optimizations, and security.
• Collaborate with cross-functional teams (backend, product, UX/UI, QA) to deliver seamless payment experiences.
• Optimize mobile payment flows for security, speed, and reliability.
• Shape the face of development at Toast by helping to balance building maintainable software for long term success, with the need to deliver value to customers in an iterative fashion.
• Ensure compliance with PCI-DSS, security best practices, and other financial industry standards.
• Mentor and guide junior engineers, conduct code reviews, and drive best practices in software development.
• Troubleshoot and resolve complex technical issues, ensuring high availability and performance.
• Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives.
• Stay up to date with emerging technologies, frameworks, and trends.

Perks and Benefits

• Competitive compensation and benefits programs
• Healthy lifestyle support with flexibility to meet changing needs
• Opportunity to work with AI tools and enhance productivity