Declan Costello

Lifelong Learner

I am passionate about building pipelines, models, and dashboards that transform raw data into actionable insights. I bridge the gap between developing technical solutions and clearly communicating their value.

Hugging Face

Professional Experience

  • Masters

    Present

  • Rockies

    2022 — 2024

  • BMW

    2021 — 2022

  • ISU

    2019 — 2020

Featured Code

NFL Player Contract Value Prediction

Personal Project

Predict NFL player contract terms (years, average annual value, guarantees) to identify market inefficiencies and optimize team salary cap management.

Ski Pass Renewal Analytics: Segmentation Insights

Personal Project

End to end machine learning pipeline leveraging a Medallion Architecture for data transformations and automated model training to identify skiers at risk of subscription cancellation.

Predictive Golf Analytics: ML Modeling & App of PGA TOUR Championship

Personal Project

Developed an expected strokes model and app to evaluate player performance, incorporating hyperparameter optimization and model tracking.

Scikit-learn MLFlow Optuna Poetry Bokeh Try Streamlit App View Code

Concrete Grinding Residue Use as Soil Amendment

Journal of Transportation Research | Acknowledgment

Developed statistical models analyzing environmental impact data from 150+ soil samples. Contributed to methodology and data visualization.

Download Paper

Real Time Bacterial Growth Prediction via Coral AI & Computer Vision

Case Study | Team Lead

Designed a computer vision SSD MobileNet pipeline for real time microscopy analysis of bacterial growth prediction on Google Coral AI with a ReactJS interface.

TensorFlow Roboflow MySQL ReactJS Download Study

Personal Interests

In my free time I enjoy being outdoors, here are some National Parks I've checked out:

Favorite National Parks

Crater Lake Yosemite Zion