A 19,000-line progressive web app by Michael JeffreysA 19,000-line progressive web app by Michael Jeffreys

A 19,000-line progressive web app

Michael Jeffreys

Completed work

Mobile Designer

Software Engineer

Web Developer

Firebase

JavaScript

Node.js

A 19,000-line progressive web app built for fiber optic field operations. Integrates with the Katapult Pro API v2 to pull live job data, automates make-ready calculations, tracks pole attachment conflicts, and generates permit-ready outputs. Built with offline support and deployed across active FTTH fiber markets. Used daily by OSP design teams across multiple states.

Stack: JavaScript · Firebase · Katapult Pro API · ArcGIS

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Completed work

Posted Jun 22, 2026

A 19,000-line progressive web app built for fiber optic field operations. Integrates with the Katapult Pro API v2 to pull live job data, automates make-ready...

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