Résumé
Skylar Hoffman
Staff Machine Learning Engineer
San Francisco, CA skylar.j.hoffman@gmail.com github.com/sky121 linkedin.com/in/skylarjh
Education
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Master’s in Computer Science, Artificial Intelligence
Cornell University · 2021–2022
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B.S. Computer Science, Intelligent Systems
University of California, Irvine · 2018–2021
Experience
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Staff Machine Learning Engineer
Acquired by ServiceNow, 2025.
- Led the development and scaling of enterprise search across millions of enterprise resources, deployed in 200+ customer environments.
- Architected and productionized multilayered ranking pipelines; advanced ranking models improved NDCG by nearly 30%.
- Integrated fine-tuned LLMs into production search and agentic workflows — query understanding, retrieval quality, summarization, and task completion.
- Contributed to the rollout of enterprise agentic AI capabilities automating employee support, contributing to millions in net ARR.
- Built evaluation and experimentation frameworks, improving Cohen’s Kappa by roughly 50% for automated LLM data labeling; mentored engineers and contributed technical direction across search relevance, retrieval systems, and LLM integration.
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Software Engineer
Developed highly requested features for MATLAB application components used by a large global customer base; collaborated across product areas on interface functionality.
Research
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Cornell University
Machine-learning models for automated entity extraction from large corpora of state regulations — NLP preprocessing, feature engineering, and data augmentation.
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UC Irvine · ICS Honors Research Program
SpArcFiRe — automated detection of spiral galaxy arm segments across multiple wavebands of astronomical imagery.
Skills
- Languages
- Python Golang C/C++ SQL
- ML & Retrieval
- Deep Learning LLMs Transformers RAG Semantic Search Ranking Systems Recommendation Systems NLP Information Retrieval Search Relevance Agentic AI
- Systems
- Elasticsearch Distributed Systems
Selected Projects
- Moogle Maps — reinforcement-learning navigation in Minecraft
- Lyffe Style — neural style transfer as a Chrome extension; HackUCI
- Syrup — Best Use of MongoDB, Caltech HackTech
- The Musick Space SkyProject
2018–2021
Interests
Novels volleyball watercolor snowboarding strategy games
Links
- The full résumé — complete record, on Google Docs
- Portfolio — selected work, online