Principal ML Engineer — GenAI, LLMs & Production

Alexander Chapman; Boulder (CO); Hybrid; USD 120,000 - 160,000; Full time

Job summary

A leading technology firm is seeking an experienced Staff or Principal ML Engineer to lead the development of generative AI and LLM-powered products. This role involves designing and fine-tuning models, building advanced workflows, and deploying solutions into production. The ideal candidate has significant AI/ML engineering experience, particularly in LLM fine-tuning and production environments. This position offers a dynamic work environment with a focus on innovation and speed.

Qualifications

• 5–7+ years of applied AI/ML engineering experience (post-BS/MS/PhD).
• Expertise in LLM fine-tuning and advanced RAG pipelines.
• Experience designing agentic workflows or multi-agent systems.

Responsibilities

• Lead development of generative AI and LLM-powered products.
• Deploy models into production with low latency.
• Collaborate with product and engineering teams to deliver solutions.

Skills

LLM fine-tuning

Reinforcement Learning

Advanced RAG pipelines

Technical leadership

Designing agentic workflows

Adaptability in fast-paced environments

Education

5–7+ years of applied AI/ML engineering experience

Job description

A leading technology firm is seeking an experienced Staff or Principal ML Engineer to lead the development of generative AI and LLM-powered products. This role involves designing and fine-tuning models, building advanced workflows, and deploying solutions into production. The ideal candidate has significant AI/ML engineering experience, particularly in LLM fine-tuning and production environments. This position offers a dynamic work environment with a focus on innovation and speed.