Darren Pierson's Posts | ContraPosts by Darren Pierson

Darren Pierson

Darren Pierson

Excel & Power BI Freelancer | Clean Reporting, On Time

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Wildwood, USA

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Wildwood, USA

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Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Partner networks Advertising Hackathons Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

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Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

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Mapped more than 10,000 breweries across the U.S. and Canada. Runs entirely in the browser using Leaflet and a single CSV file. Quick, filterable, and built to show what clean data can do. Live demo URL

This project visualizes over 9,000 breweries across the United States and Canada using Tableau. I built a Python data pipeline that gathers and merges brewery data from OpenBreweryDB, OpenStreetMap, and Google Places, then cleans and normalizes it before publishing to Google...

Working through brewery data from the OpenBreweryDB API and turning it into a Power BI dashboard that maps every US brewery by type and region.

The fun part is cleaning thousands of rows of missing addresses and coordinates using Python and Google Maps lookups, then feeding the...

Built a Power BI incentive dashboard tracking SPIFF payouts and YoY growth. Data model + DAX measures optimized for refresh speed