Staff Backend Engineer

BAM Ventures; Los Angeles (CA); Hybrid; USD 20,000 - 230,000; Full time

Job summary

BAM Ventures is seeking a Staff Backend Engineer to enhance our innovative digital collectibles platform. In this role, you'll design and maintain backend applications using Node.js and TypeScript, ensuring scalability and performance as we expand. You will collaborate cross-functionally and mentor other engineers in a dynamic startup environment.

The position is based in Los Angeles with potential for a hybrid work arrangement. Candidates must have significant experience in building eCommerce platforms, familiarity with AI tools, and an understanding of cloud infrastructure.

Qualifications

• 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.

Responsibilities

• Design, build, and maintain scalable backend applications and APIs.
• Leverage AI-powered coding tools to improve development speed and code quality.
• Architect and optimize systems for high scalability and performance.

Skills

Node.js

TypeScript

Postgres

AWS

Docker

Terraform

AI tools

Tools

AI-powered coding tools

Job description

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.

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.

What You'll Do

• 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

Requirements

• 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) 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

Tech Stack

• 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

Salary Range

The base salary range listed is a guideline. Actual compensation is determined based on skills, experience, and the impact you bring. Total compensation includes base salary, bonus, and equity.

$20,000 — $230,000 USD