Full-Stack Engineer (Backend Leaning) - Creative Agents

Responsibilities

• Building production agents and expanding their capabilities through prompts, tool use, orchestration, new models and MCP integrations
• Designing and operating reliable backend systems for asynchronous creative generation and long-running tasks
• Developing shared evaluations and live quality monitoring, including model-based assessment of image and video outputs
• Owning features end to end, from identifying user needs and prototyping to shipping across the stack and supporting them in production

Requirements

• Strong backend engineering skills and experience operating production systems
• Sound fundamentals in APIs, cloud infrastructure, storage and asynchronous processing
• Hands-on experience developing agents, with an understanding of prompts, tools, execution logic, evaluations and the challenges of reliable, secure operation
• Evidence of independent, end-to-end ownership and confidence working across the stack
• Good product judgement and clear communication
• Familiarity with HTTP, WebSockets and asynchronous workers is a plus
• Experience with multimodal generation, creative editors, MCP, or building products in a small, fast-moving team is particularly valuable

About the Company

ElevenLabs is an AI research and product company transforming how we interact with technology, serving millions of users and thousands of businesses globally.