Hello,

You.

I empower the brands through smart, data-driven developer marketing and storytelling that turns ambition into influence.

Projects

01

AI Powered Social Media Plan

Turning Gemini into my campaign co-pilot—because even AI knows when to post a Reel.

02

Design a Social Media Post

A visually engaging and accessible Instagram post.

Blog Posts

July 17, 2025

Feature Engineering That Really Moves RMSE

How to slice the noise out of tabular data and serve your model the purest signal.

July 15, 2025

What Would You Do in Your First 30 Days?

A Practical 30‑60‑90 Plan for DevRel Success

July 15, 2025

Kick-start Tree Ensembles without the Titanic Clichés

A hands-on guide to tuning Gradient-Boosted Trees, preventing overfitting, and demystifying ensembles.

July 15, 2025

Unlocking Success with a Comprehensive Data Science Lifecycle

Stop Spinning Your Wheels in Data Science Projects

© 2025 James Coffey, All rights reserved