Senior Backend Engineer

About Arena ClubIf you're fascinated by sports cards and memorabilia, your search ends here. Arena Club is pioneering the collectibles domain by introducing the first-ever digital card show. Spearheaded by 5x World Series Champion Derek Jeter and serial entrepreneur Brian Lee, Arena Club has developed a fully digital marketplace. This innovative platform is built on trust, transparency, and fun, featuring grading & authentication, vaulting, and digital pack openings for collectors to build and showcase their collections in a personalized online showroom from anywhere in the world.Role OverviewJoin 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 ResponsibilitiesDesign, build, and maintain scalable backend applications and APIs using Node.js, TypeScript, and PostgresLeverage AI-powered coding tools (e.g., GitHub Copilot, Tabnine) to improve development speed, code quality, and system reliabilityArchitect and optimize systems for high scalability and performance as the business rapidly expandsImplement third-party integrations and external APIs to enhance the platform's capabilitiesDevelop and maintain internal tools that support fulfillment operations, internal workflows, and machine learning initiativesCollaborate cross-functionally with product, data, and frontend teams to ship high-impact features quicklyEnsure backend systems are secure, well-documented, and thoroughly testedQualifications5+ years of experience as a professional backend engineerStrong proficiency in Node.js, TypeScript, and PostgresProven experience building and scaling eCommerce or online marketplace platformsPassion for using the latest AI coding tools and AI-driven best practices to enhance development workflowsDeep 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 qualityExcellent problem-solving skills and the ability to communicate technical trade-offs effectivelyTech StackLanguages & ***** TypeScript, Node.js, Python***** PostgresCloud & ***** AWS (S3, SQS, etc.) and/or GCP, Docker, TerraformAI Development ***** AI-powered coding assistants (e.g., GitHub Copilot, Tabnine), LLM-based development enhancementsLocationWest LA office - primarily in-office 5 days a week to foster a collaborative environment, with flexible hybrid options available to accommodate personal needs.

Created: 2025-02-22