Full-Stack Engineer (Backend Leaning)

About the role

We are looking for a backend-leaning full-stack engineer to help build the next generation of Creative Agents at ElevenLabs. You will join a small team shaping the capabilities and architecture of our creative agent platform, with ownership from backend systems and infrastructure through to the customer-facing experience.

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, with strong performance, observability, scalability and security.
• 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, alongside product, design and engineering.

Required skills

• Backend engineering
• APIs
• Cloud infrastructure
• Asynchronous processing
• Agent development
• Prompt engineering

Nice to have

• HTTP
• WebSockets
• Multimodal generation
• MCP

Qualifications

• Evidence of exceptional engineering and products shipped

Benefits

• Professional development stipend
• Social travel stipend
• Annual company offsite
• Co-working stipend

About the Company

ElevenLabs is an AI research and product company transforming how we interact with technology. We serve millions of users and thousands of businesses, backed by prominent investors including Andreessen Horowitz, ICONIQ Growth and Sequoia.