Senior Backend Engineer

Ethena (  ) builds modern compliance training for companies. Small company building for big customers, with a product that has a lot of AI in it

• Build full-stack software with Type Script, MySQL, React and Next.js, with a strong focus on the backend and system design.
• Direct AI coding agents to build quickly while keeping the codebase production-quality.
• Own features big and small, from the idea phase all the way to production.
• Work with engineers, designers, product managers and the wider Ethena team.
• Get up to speed on a million-line codebase, its best practices and 6 years of product learnings.

• You have 7+ years of experience as a backend-focused or full-stack engineer
• You have a knack for simple, elegant system design
• You have deep expertise building and maintaining web applications, especially in a B2B context
• You love building software fast with AI coding agents and know how to avoid their pitfalls
• You have extensive experience shipping software sustainably:
  Git, CI/CD, database migrations, logging and monitoring
• You are a self-starter who takes ownership and thrives with hands-off management and ambiguity
• You are a strong communicator with advanced English
• You want to help build the playbook, not just follow one

• Have experience with Type Script, MySQL, React, Next.js and AWS
• Have worked for US startups
• Share their values, including a good sense of humor