Senior Software Engineer (Backend)

As a Senior Software Engineer – Full Stack at Fanatics, you will lead the design and development of scalable, high-performance systems that power critical commerce and marketing capabilities. The role is primarily backend-driven, with ownership of API design, distributed systems, data integrations, and cloud-native services, while also contributing to frontend experiences built with React.

Requirements

• 7+ years building and operating production-grade software systems.
• Deep expertise in Go or Java, with strong understanding of concurrency, performance tuning, and system design.
• Proven experience designing distributed systems and scalable APIs in high-traffic environments.
• Strong database fundamentals (relational and/or NoSQL), including schema design and query optimization.
• Hands-on experience building cloud-native systems in AWS (EC2, Lambda, S3, etc.).
• Practical experience contributing to React-based frontend applications.
• Solid understanding of API contracts, state management, and frontend performance optimization.
• Ability to debug and resolve issues across the stack.
• Strong understanding of distributed systems tradeoffs and backend scalability patterns.
• Experience making pragmatic tradeoffs between speed and long-term maintainability.
• Ability to operate effectively in ambiguous problem spaces.
• Track record of independently leading medium-to-large technical initiatives.
• Strong communication skills and experience working cross-functionally.
• Experience in Agile environments delivering iterative, production-ready solutions.