Senior Android Software Engineer, League

• League is seeking a Senior Software Engineer, Android (Platform) who is a strong multi-stack builder with a demonstrated ability to leverage AI as a core part of their development workflow
• Success in this role requires a systems mindset, strong engineering fundamentals, and the ability to use AI to accelerate development, improve quality, and scale impact
• 5+ years of software engineering experience in android development
• Strong experience in at least one of:
• Swift (iOS), or
• Web (React), or
• Backend languages (e.g., Go, Java, Python)
• Experience working across multiple parts of the stack (mobile + backend, mobile cross platform or platform tooling)
• Solid understanding of system design, APIs, and scalable architectures
• Regularly uses AI tools in development workflows
• Demonstrates ability to:
• Leverage AI to improve productivity and code quality
• Validate and refine AI-generated outputs
• Apply AI thoughtfully, not uncritically
• Curious and proactive about adopting new AI capabilities

Desirable

• This role sits at the intersection of mobile, backend, and platform engineering, with a focus on building scalable systems, developer tooling, and platform capabilities that power League’s applications across Android, iOS, Web, and backend services
• You will work on complex, cross-platform problems from discovery to delivery, contributing across the stack as needed
• Design, develop, and maintain platform capabilities and shared systems across mobile, backend, and web
• Contribute across the stack (Kotlin, Swift, backend services, APIs, tooling, etc) depending on problem scope
• Build and evolve internal developer tooling, SDKs, and platform infrastructure
• Participate in end-to-end system design, including architecture decisions and tradeoff analysis
• Use AI tools (e.g., Copilot, GPT-based systems, Cursor) to:
• Accelerate development and reduce boilerplate
• Improve code quality, testing, and refactoring
• Assist in debugging and system design exploration
• Integrate AI into day-to-day workflows, not just as an occasional tool
• Continuously evaluate and adopt new AI tools to improve team productivity and delivery velocity
• Write high-quality, maintainable code with strong automated test coverage
• Perform code reviews and contribute to team-wide best practices
• Monitor and improve performance, reliability, and scalability
• Participate in on-call rotation and support production systems
• Maintain ownership and critical thinking over AI-generated outputs
• Work closely with:
• Mobile (Android/iOS), backend, and web engineers
• Product and design teams
• Contribute to technical planning, design discussions, and documentation (ADRs)
• Help translate product requirements into scalable technical solutions
• Adhere to and uphold:
• Security standards (access control, encryption, logging)
• Platform reliability and observability practices
• Change management and incident response processes
• We are looking for the best candidates for our open roles, but do not expect applicants to meet every qualification in order to be considered. If you are excited about what you could accomplish at League and believe you can add value to our team, we would love to hear from you

• We believe applying for a job should be straightforward and transparent. Here’s what to expect:
• Submit Your Application: You’ll receive a confirmation email right away
• Intro sessions: Learn more about our culture, get alignment on your compensation expectation prior to committing to next steps
• Take-home assessment
• Meet the Engineering Team: Dive into technical discussions and learn how you can make an impact at League
• Final Steps: Meet our cross-functional team and the hiring managers and share experiences on collaboration
• Offer and onboarding!
• We value your time and effort—our team is committed to providing updates throughout the process