Head of Applied ML & Personalization

Jobless; Northern (KY); Hybrid; USD 292,000 - 344,000; Full time

Job summary

Gametime is seeking a Head of Applied Machine Learning to lead the development and deployment of ML and LLM-powered models that shape product experiences and business outcomes.

You will partner with Product, Data, and Engineering to identify high-value problems, translate them into rigorous modeling plans, and deliver production-ready solutions with a focus on ranking, curation, and personalization.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field (advanced degree preferred).
• 6+ years of experience building and deploying production ML models.
• Experience owning ranking, recommendation, or personalization systems.
• Hands-on experience with LLMs including prompt engineering, fine-tuning, retrieval-augmented generation, and evaluation.
• Solid software engineering skills and experience with modern data/ML stacks.

Responsibilities

• Partner with Product, Marketing, Operations, and other teams to identify where ML can drive measurable value.
• Translate business problems into clear modeling objectives, metrics, and experimentation plans.
• Ensure ML efforts align with business priorities and user impact.
• Lead the design, development, and iteration of ranking, filtering, and personalization models.
• Own modeling approaches, feature strategy, evaluation metrics, and experiments.
• Balance relevance, revenue, and user trust in ranking solutions.
• Apply LLMs and hybrid ML techniques to semantic understanding, intent detection, content generation, and workflows.
• Establish best practices for testing, deploying, and monitoring LLM-powered models in production.
• Mentor applied ML practitioners and set high standards for rigor and production readiness.
• Collaborate with ML engineering and platform teams to enable scalable deployment.

Skills

Applied ML

Ranking systems

LLMs

Prompt engineering

Fine-tuning

RAG

Team leadership

Education

Bachelor's degree in CS/Engineering

Advanced degree preferred

Job description

Gametime is seeking a Head of Applied Machine Learning to lead the development and deployment of ML and LLM-powered models that shape product experiences and business outcomes.

You will partner with Product, Data, and Engineering to identify high-value problems, translate them into rigorous modeling plans, and deliver production-ready solutions with a focus on ranking, curation, and personalization.