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About Arena Club
If 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 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
- Set backend engineering standards and guide architectural decisions to ensure long-term scalability, performance, and reliability
- Provide technical leadership and mentorship to other engineers, shaping the culture and velocity of a growing team
- 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
- 8+ 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)
- Experience setting engineering best practices, making architectural decisions, and influencing technical direction across teams
- 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
- Languages & Frameworks: TypeScript, Node.js, Python
- Database: Postgres
- Cloud & Infrastructure: AWS (S3, SQS, etc.) and/or GCP, Docker, Terraform
- AI Development Tools: AI-powered coding assistants (e.g., GitHub Copilot, Tabnine), LLM-based development enhancements
Arena Club Los Angeles, California, USA Office
Los Angeles, CA, United States
What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Snap, Netflix, SpaceX, Disney, Google
- Key Industries: Artificial intelligence, adtech, media, software, game development
- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Strong Ventures, Fifth Wall, Upfront Ventures, Mucker Capital, Kittyhawk Ventures
- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering
