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Job
· Principal
Member of Technical Staff, Backend Engineer, API
Backend Developer
• Principal
• Remote
• Full-time
•
EU/EMEA
Runway ML is looking for an API engineer to join their core API team, working on critical infrastructure serving millions of users — covering user data, task orchestration, billing, and asset management.
Responsibilities
- ▹Own the full API lifecycle from design to monitoring
- ▹Design async workflows for task orchestration
- ▹Optimize Postgres database queries
- ▹Build rate limiting, fraud detection, and credit management systems
- ▹Implement API security, authentication, and monitoring
- ▹Improve developer experience with documentation and SDKs
Requirements
- ▹3+ years of experience building production APIs
- ▹Strong TypeScript experience
- ▹Experience owning systems end-to-end
- ▹Understanding of API design patterns and REST principles
- ▹Experience with relational databases (Postgres preferred) and query optimization
Soft skills
Ownership mindset for end-to-end systemsProblem-solving at scale
About the company
Runway ML builds AI models that simulate the real world by merging art and science.
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