Data Analytics Graduate Student (Python/ML)

JIA LIU

Boston, MA 781-***-**** ***.****@************.***

Data Analytics graduate student at Northeastern University (GPA: 4.0) with expertise in Python, SQL, R, machine learning, statistical analysis, and data visualization. Passionate about applying analytical and problem-solving skills to drive data- informed business decisions.

EDUCATION

Northeastern University, Boston MA Master of Science in Data Analytics Engineering May 2026 Relevant Courses: Computation and Visualization for Analytics, Data Mining, Data Management for Analytics, Data Science, Deep Learning for AI

King's College London, London UK Master of Science in Advanced Software Engineering Nov 2016 COURSEWORK PROJECTS

Goodreads Book Recommendation System (R) Northeastern University March 2026

• Clustered 53,424 readers into 20 segments using K-means on genre preferences and rating behavior; cluster-based recommendations achieved 6.3x improvement over random baseline.

• Applied linear regression to 6M+ ratings to quantify popularity-rating relationships; performed full EDA pipeline in R. Deep Learning-Based Celebrity Recognition System Northeastern University Dec 2025

• Achieved ~99% detection accuracy on multi-person face detection task by fine-tuning YOLOv8 models and optimizing augmentation strategies for small datasets.

• Created 8,000+ synthetic training images with programmatic annotation and built functional UI supporting single/multi/batch image uploads with confidence score visualization.

• Diagnosed and optimized augmentation pipeline; implemented fine-tuned light augmentations resulting in improved model stability across diverse test images.

Customer Segmentation — RFM Analysis (Python) Northeastern University Nov 2024

• Conducted customer, product, timing and geographic analysis to identify behavioral patterns.

• Applied RFM segmentation to generate actionable customer insights and inform targeted marketing strategies. San Francisco Desirability Dashboard (Tableau) Northeastern University Dec 2024

• Designed and built an interactive Tableau dashboard integrating data from Zillow and U.S. Census Bureau to evaluate neighborhood desirability by ZIP code.

• Defined KPIs including median income, employment rate, home value, education level and population density.

• Developed map-based visualizations and supporting tables to enable self-service, data-driven decision-making for non- technical stakeholders.

PROFESSIONAL EXPERIENCE

Product Manager, Data & Analytics Shanghai Wicresoft (Microsoft Partner) Aug 2021 – Jul 2024

• Analyzed Microsoft Copilot user feedback datasets to categorize recurring issues; partnered with engineering to prioritize fixes, improving product quality across millions of users.

• Built a Power BI dashboard consolidating cost metrics across live services and model training pipelines, enabling leadership to evaluate ROI and support data-driven budget decisions.

• Conducted and synthesized user testing data across 20+ languages for Microsoft Teams Smart Reply internationalization, producing market-specific reports that improved feature satisfaction scores. TECHNICAL SKILLS

Programming: Python (Pandas, NumPy, Matplotlib, scikit-learn), SQL, R Machine Learning & AI: Regression models, classification, clustering (K-means), neural networks, deep learning, image recognition, generative AI, model training & evaluation Data Analysis: Exploratory Data Analysis (EDA), statistical analysis, hypothesis testing, A/B testing, data cleaning Data Visualization & BI: Tableau, Power BI, Excel, dashboard development

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