Lead Ai Scientist - Search
Minneapolis, Mn, Us
Related job titles: Machine Learning Engineer, Machine Learning Scientist, Applied Scientist, Research Engineer, Deep Learning Engineer, Search Relevancy Engineer, NLP Engineer, Software Engineer - Machine Learning6+ years in the AI Search team within the Data Sciences Org. 100% of the search queries on target.com pass through my team's ML models.Built Query Understanding, Ranking models using LLMs, Deep Learning techniques to improve the e-commerce search experience for millions of Target users. Part of the team that delivered Search 3.0 (AI powered search) in 2024 and Search 2.0 (Deep learning based search) in 2018.- Designed, developed and deployed Query Intent + Attribute Classifiers trained using deep custom built CNNs- Query Equivalence, Query Rewrite, Query Expansion, Automatic synonym detection trained using Query Reformulation Graph + GNN link prediction models- Query Expansion, Query Router trained using LLMsResponsibilities: Identifying search related business problems, collecting / generating training data, training deep learning models, writing ML pipelines, evaluating models, serving via REST APIs, integrating in the search system, designing & analyzing A/B tests, presenting results to leadershipAchievements:- 2024 Key contributor to the Natural Language Search project that leverage GenAI tech to improve search experience of abstract search queries like - sofa, summer, candy, gym, shark birthday- 2023 Presented Demystifying Generative AI to 641 technical colleagues, including SVPs and VPs of different verticals.- 2021 Increased search attributable demand by $$$ Millions through multiple Query Understanding models- 2019 Received Chief Data Analytics Officer Award for enabling e-commerce search with data science. Increased search attributable demand by 4.8%, Relevancy by 2% YoY. Areas: Information Retrieval, Search, Natural Language Processing, Deep Learning, Machine Learning, Graph Neural Network, Large Language Models, GenAI