ABOUT ARENA CLUB

Arena Club, co-founded by 5x World Series Champion Derek Jeter and entrepreneur Brian Lee, is revolutionizing the trading card industry. We’re home to the first-ever digital card show, where fans buy, sell, and showcase trading cards like never before. With transparent grading, secure vaulting, and personalized online showrooms, we’re on a mission to make collecting more accessible, secure, and fun. Whether you’re a lifelong collector or just getting started, Arena Club is where passion meets innovation.

ABOUT THE ROLE

Join our fast-growing startup as a Senior Backend Engineer and help build the backbone of our platform. We are a dynamic, high-growth company where your work will have a direct impact on product success and scalability. This position can be in-office or hybrid as part of our Los Angeles team, or remote in the United States.

WHAT YOU’LL BE DOING

• Design, build, and maintain scalable backend applications and APIs using Node.js, TypeScript, and Postgres
• Leverage AI-powered coding tools (e.g., GitHub Copilot, Tabnine) to improve development speed, code quality, and system reliability
• Architect and optimize systems for high scalability and performance as the business rapidly expands
• Implement third-party integrations and external APIs to enhance the platform’s capabilities
• Develop and maintain internal tools that support fulfillment operations, internal workflows, and machine learning initiatives
• Collaborate cross-functionally with product, data, and frontend teams to ship high-impact features quickly
• Ensure backend systems are secure, well-documented, and thoroughly tested