Isaac De La Rosa

Frontend and analytics engineer and tech lead at TELUS.

I build customer-facing web and mobile experiences — and the measurement systems behind them. Based in Toronto.

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Frontend engineering
Analytics & data-layer architecture
Real-time personalization

Toolbox

React
React Native
TypeScript
JavaScript
Next.js
Tailwind CSS
Node.js
PostgreSQL
BigQuery
Python
Adobe Experience Platform
Adobe Analytics
C++
Qt
Git

Featured projects

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Green Star Store
A full-featured ecommerce storefront with real seeded data and a mocked checkout.
- React
- TypeScript
- Vite
- +4 more: Tailwind CSS, React Router, PostgreSQL, Vitest
Live demo Details
Traveling World Map
An interactive map of the countries, cities and theme parks I've visited.
- React
- TypeScript
- Leaflet
- +4 more: Fastify, Drizzle ORM, PostgreSQL, Node.js
Live demo Details
hungryeditor
A fast, native Markdown editor with live preview — no Electron, no IDE weight.
- C++
- Qt
- CMake
Details
Web Application Security Demo
The same full-stack app built twice — intentionally vulnerable, then hardened.
- React
- TypeScript
- Vite
- +3 more: Drizzle ORM, PostgreSQL, Zod
Live demo Details

Working on something I might be a fit for, or just want to talk shop? Get in touch.