Arena Club
Staff Backend Engineer
Los Angeles, CA · Staff+
Sponsorship not specified$200k-$230kDetected 5 days ago
TypeScriptPythonNode.jsGitPostgreSQLAWSGCPCloud PlatformsDockerTerraformMachine LearningLLMsLeadershipProblem SolvingMentoring
About the role
- Join our fast-growing startup as a Staff Backend Engineer and help scale the backbone of our platform and expand into new product categories.
- 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 they arise.
Responsibilities
- Design, build, and maintain scalable backend applications and APIs using Node.js, TypeScript, and Postgres
- 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
- Collaborate cross-functionally with product, data, and frontend teams to ship high-impact features quickly
- Proven experience building and scaling eCommerce or online marketplace platforms
- Arena Club isn't for the faint of heart, and that's by design.
- We're building products and experiences the collectibles world has never seen.
- Trusted to deliver, expected to own outcomes, and driven to raise the bar higher than you thought possible.
Requirements
- 8+ years of experience as a professional backend engineer
- Strong proficiency in Node.js, TypeScript, and Postgres
- 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
Skills
- AI-powered coding assistants (Claude Code, Cursor, etc.), LLM-based development enhancements
- This is a proving ground.
- The base salary range listed is a guideline.
- 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 (Claude Code, Cursor, etc.), LLM-based development enhancements
- The Arena Club Standard
- TypeScript, Node.js, Python
- AWS (S3, SQS, etc.) and/or GCP, Docker, Terraform
- Total compensation includes base salary, bonus, and equity.
- Salary Range
Compensation
- $200,000 - $230,000 USD
- The base salary range listed is a guideline.
Benefits
- Develop and maintain internal tools that support fulfillment operations, internal workflows, and machine learning initiatives
Company info
- 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.
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This listing is sourced directly from Arena Club's careers page and normalized into a canonical job model.