Step into the revolution. Arena Club is not just disrupting the collectibles market-we're igniting a seismic shift in the industry. Imagine being part of a company that will soon be a household name, one that visionary leaders like 5x World Series Champion Derek Jeter and trailblazing entrepreneur Brian Lee are propelling into the stratosphere. We're redefining sports cards and memorabilia with the first-ever digital card show, built on rock-solid trust, transparency, and an exhilarating passion for the game. This is your chance to join the team before we become the next Uber or Google of collectibles.
Role Overview
Join our fast-growing startup in West Los Angeles 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 is in-office, fostering a fun and collaborative environment, with flexibility for a hybrid arrangement to accommodate personal needs as life comes up.
Key Responsibilities
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
Qualifications
5+ years of experience as a professional backend engineer
Strong proficiency in Node.js, TypeScript, and Postgres
Proven experience building and scaling eCommerce or online marketplace platforms
Passion for using the latest AI coding tools and AI-driven best practices to enhance development workflows
Deep understanding of cloud platforms (AWS or GCP) and containerization/infrastructure-as-code tools (Docker, Terraform)
Ability to move fast and iterate quickly in a startup environment while maintaining high code quality
Excellent problem-solving skills and the ability to communicate technical trade-offs effectively
Tech Stack
Languages & Frameworks: TypeScript, Node.js, Python
AI Development Tools: AI-powered coding assistants (e.g., GitHub Copilot, Tabnine), LLM-based development enhancements
Location
West LA office - primarily in-office 5 days a week to foster a collaborative environment, with flexible hybrid options available to accommodate personal needs.