Senior Machine Learning Engineer
GW543
Posted: 25/06/2026
- $200,000-$275,000
- Los Angeles, CA
- Permanent
About the job
Senior Machine Learning Engineer (Los Angeles, CA - Hybrid)
A well-funded AI startup is looking for a Senior Machine Learning Engineer to help build the next generation of interactive AI experiences. You'll develop cutting-edge AI systems that power intelligent, real-time 3D characters, shaping how people interact with AI across gaming, entertainment and consumer applications.
What Will I Be Doing?
- Design and build production-ready AI systems powered by LLMs, RAG, prompt engineering and multi-agent architectures.
- Develop scalable backend services that power intelligent, real-time AI experiences.
- Collaborate with product and research teams to take cutting-edge AI concepts from research into production.
- Evaluate, optimise and improve AI performance through experimentation, benchmarking and model fine-tuning.
- Drive best practices across AI quality, safety, scalability and cost optimisation.
What We're Looking For:
- 5+ years' experience building production machine learning or AI products.
- Hands-on experience with LLMs, agentic AI systems, RAG or related AI technologies.
- Strong backend engineering skills with Python (Go or JavaScript also considered).
- Comfortable working in a fast-paced, high-ownership startup environment with a strong product mindset.
- Bachelor's degree in Computer Science, AI, Machine Learning or a related field (Master's or PhD is a plus).
What's In It For Me?
- Join a unicorn-backed AI company with over $270M in funding and significant growth ahead.
- Work at the intersection of AI, gaming and real-time 3D technology on products with real user impact.
- Competitive salary, equity and a comprehensive benefits package inc. unlimited PTO, healthcare, parental leave, wellness allowance and a 401(k).
Apply now for immediate consideration!
Kirstie Moffat
ML Research & Engineering Recruiter