Jun A. Email & Phone Number

Experienced data professional with 6+ years of delivering business value through predictive modeling, AI/ML deployment, and data-driven insights, including 5 years in the automotive industry. Curious problem solver, mentor for diversity, and collaborative team player.

Listed skills include Research, Matlab, Data Analysis, Java, and 42 others.

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  Data Scientist

  Polestar

  Sep 2021 - Present - Gothenburg, Vastra Gotaland County, Sweden

  ⚡️ Built a text analysis models and pipeline (BERT, HDBSCAN), achieving a 90% weighted recall in text classification, which enhanced customer satisfaction and operational efficiency⚡️ Built LLM (GPT, Langchain, RAG) integrated with predictive modeling (XGBoost) and deployed via Azure/AWS, including monitoring, and auto-retraining pipelines with a trust layer and explainability (SHAP).⚡️ Delivered ad hoc analyses including causal impact, correlation, and market basket analysis… Show more ⚡️ Built a text analysis models and pipeline (BERT, HDBSCAN), achieving a 90% weighted recall in text classification, which enhanced customer satisfaction and operational efficiency⚡️ Built LLM (GPT, Langchain, RAG) integrated with predictive modeling (XGBoost) and deployed via Azure/AWS, including monitoring, and auto-retraining pipelines with a trust layer and explainability (SHAP).⚡️ Delivered ad hoc analyses including causal impact, correlation, and market basket analysis for strategic business decisions, such as evaluating the impact of program launches on customer satisfaction.⚡️ Led projects from insight generation to solution formulation, proof of concept, and iterative deployment using cloud solutions, ensuring alignment with business objectives through clear and transparent communication. Show less

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  University Of California, Berkeley

  Bachelor’S Degree