Data Model Analyst/ Data Scientist

Our client is a globally recognized technology enterprise delivering innovative products, software, and digital services, with a strong emphasis on design excellence, ecosystem integration, and transformative user experiences.Location: Causeway BayDescription: Collaborate directly with technical leads to design evaluation experiments for model performance assessmentSet up controlled testing environments for LLM-as-judge scenariosAnalyze experimental outputs and translate findings into clear, actionable insightsDevelop feature engineering approaches to understand dataset characteristics and qualityRequirements: 3-5 years of experience in Python, statistical analysis, hypothesis testingAdvanced data manipulation, feature selection, dimensionality reductionA/B testing, cross-validation, statistical significance testingUnderstanding of language model evaluation challenges and LLM-as judge methodologiesFluent in Cantonese, and EnglishPreferred: Experience with PyTorch/TensorFlow for model analysisSQL for data extraction and analysisVisualization tools (matplotlib, seaborn, plotly) for results presentationBackground in NLP evaluation or model interpretability