Profile

Matthew Hefferon

Data & Analytics Engineer

I'm passionate about data visualization and helping companies make data-driven decisions. I have 10+ years of experience working in data & analytics.

Licenses & Certifications

I'm Tableau certified, and I've also earned the Google Business Intelligence certificate and Meta Front End Developer certificate. I enjoy working with BI tools and experimenting with data visualization libraries like D3.js and Airbnb's visx.

Tableau desktop specialist badge
Google Business Intelligence Certificate
Meta Front-End Developer Certificate

Embedded Analytics at EVERFI

I was hired on to build out the customer facing analytics at EVERFI. I used the following technologies Tableau, Redshift and Snowflake. Some fun stats. Dashboards generally load in <5 seconds and querying 250K - 50M rows of data while enforcing Row Level Security. All embedded charts avg ~1K daily views with ~4K monthly unique users.

EVERFI screenshot
EVERFI screenshot
EVERFI screenshot
EVERFI screenshot

Embedded Analytics at Bunny

I was hired on as employee #8 and tasked to build the customer facing analytics. I used the following technologies Metabase, React and PostgreSQL.

Bunny screenshot
Bunny screenshot
Bunny screenshot
Bunny screenshot

YouTube Channel

I started a YouTube channel to teach people about data visualization. I have 2.92K subscribers with over ~760K views. Here are some of my most viewed videos.

YouTube screenshot
YouTube screenshot
YouTube screenshot
YouTube screenshot