Staff AI Engineer

The role

You will build the GenAI + Discovery Platform to enable product teams to ship GenAI-powered features at scale. This role involves designing shared tooling, LLM orchestration, RAG pipelines, and evaluation frameworks.

What you will do

• Design and build the shared genAI platform including LLM, workflow orchestration, and prompt management systems.
• Develop RAG pipelines, search and retrieval services, and evaluation tooling.
• Build self-serve interfaces and golden paths for product and CUJ engineering teams.
• Drive projects from architecture and interface design through production deployment and monitoring.
• Ensure correctness, latency, reliability, and cost-efficiency of AI capabilities.
• Collaborate with engineers and PMs to build the genAI roadmap.
• Use fitness and geo datasets to inform AI capabilities and athlete experiences.
• Establish best practices for GenAI system development and responsible AI patterns.
• Mentor teammates at all levels.

Required qualifications

• 5+ years of experience building and operating complex, production AI or backend systems at scale.
• Experience building AI platform tooling or developer-facing infrastructure.
• Hands-on experience building with large language models in production.
• Proficiency in search systems (Elasticsearch/OpenSearch, Vector Search, etc).
• Proficiency in backend service development on cloud environments (AWS preferred).
• Proficiency in Python and Go.
• Solid understanding of distributed systems and containerized infrastructure (Kubernetes, Docker).
• Strong technical leadership to lead multi-team projects and grow engineers.

Nice to have

• Experience with LLM or ML systems
• Experience with agentic workflows, prompt and context engineering, RAG architectures, embedding pipelines, fine-tuning workflows, or LLM evaluation frameworks and tools like Langchain
• AWS preferred

About the company

Strava is the app for active people with over 200 million athletes in more than 185 countries. Their mission is to motivate people to live their best active lives through the power of movement.