Senior Machine Learning Engineer, AI Product and Platform

BetterUp

🇺🇸In-Person - Austin, TX$180K–$275K/yr4mo ago

Corporate Engineering Machine Learning AI Development Llm Engineering Software Engineering Product Development

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Role Snapshot

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Senior Machine Learning Engineer at BetterUp focused on prototyping and evaluating LLM-powered features for AI coaching products. The role drives meaningful user experiences by collaborating across teams to deliver high-impact AI-augmented solutions.

Key Responsibilities: Prototype, fine-tune, and evaluate LLM-powered features using Python and Jupyter notebooks, owning the full production lifecycle from data prep to weekly production deployments. Collaborate with Product, Coaching Science, and Learning Design teams to define success metrics, run A/B tests, and ship end-to-end product improvements.

Skills & Tools: 4+ years building and shipping ML systems in production with 6-12 months hands-on LLM fine-tuning, prompt engineering, or RAG experience; fluency in Python and modern ML tooling (PyTorch, TensorFlow, or JAX). Strong communication skills with both technical and non-technical partners, bias toward action, and comfort navigating ambiguity in a startup environment.

Qualifications: 4+ years of production ML systems experience with demonstrated expertise in LLM fine-tuning and prompt engineering. Bonus qualifications include experience in coaching, learning-science, ed-tech, behavior-change domains, or exposure to RLHF, preference tuning, or multimodal models.

Location: Austin, Texas

Compensation: $180K–$275K/yr

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