Andrew Bonnah

Data Analyst

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Post-COVID labor and wage trend analysis comparing union and non-union employment outcomes.

Post-COVID Union & Wage Trend Analysis

Analyzed post-COVID labor and wage datasets using SQL and Pandas to extract, clean, and aggregate multi-source public data. Conducted comparative economic statistical analysis of union versus non-union employment trends, identifying differences in wage growth patterns and labor market structure.

ETL pipeline dashboard showing job application funnel analysis and data transformation workflow.

Cross-Platform Job Application ETL Pipeline (Handshake & LinkedIn)

Built a Python ETL pipeline using BeautifulSoup, RegEx, and Pandas to extract, clean, and standardize job application data. Transformed inconsistent company, location, and timestamp fields into structured features, MatPlotLib for data cleaning and analysis to identify application trends.

Large-scale text generation dataset and NLP pipeline analysis

Large-Scale Text Generation Dataset & NLP Pipeline

Ran a local GPT-2 model to generate high-volume synthetic text, then built a comprehensive analysis pipeline to evaluate and compare the outputs against a large 7 GB dataset (~1.6 million rows) of existing synthetic text data. Applied expertise in model selection, fine-tuning, tokenization, and optimized data loading strategies to effectively handle memory constraints while performing distributional analysis and quality validation.

Data analysis combining Spotify listening history with Strava GPS running performance.

Spotify vs Strava: Music Impact on Running Performance

Collated Spotify API listening history with Strava API GPS data on timestamps (songs listened to while running) to analyze performance differences. Processed geospatial activity data using GeoJSON LineString geometries and GPX track files to reconstruct routes and movement paths. Applied statistical tests and visualized results using Matplotlib to evaluate how music correlates with pace, distance, and elevation.

Economic analysis of Big Mac Index data showing currency valuation and purchasing power parity trends.

Big Mac Index: Currency Valuation & Purchasing Power

Pulled data from Kaggle datasets to analyze 25 years of Big Mac Index data across 50+ countries, assessing purchasing power parity and currency misalignment. Applied linear regression and metrics to evaluate long-term price trends and cross-country variation in implied exchange rates.

Case competition presentation deck focused on data-driven business strategy and storytelling.

eGain Case Competition Strategy Deck

Created a structured case competition presentation focused on data-driven storytelling and business alignment. Translated analysis into clear strategic recommendations and visual narratives.

UX redesign of NOAA GLANSIS website focusing on usability, accessibility, and navigation improvement.

NOAA GLANSIS UX Redesign

Redesigned the NOAA GLANSIS interface to improve usability, accessibility, and navigation clarity. Developed iterative prototypes using user feedback and refined visual hierarchy for better information discovery.

End-to-end product design prototype including wireframes, iteration, and usability improvements.

Edufy Product Design & Prototype

Designed and prototyped an end-to-end product experience, including wireframing, iteration, and user-focused improvements. Contributed to development and final presentation during a university showcase.