Johnny LeSoftware engineer at JPMorganChase
Work
- Engineering
Working with AI
November 2025
Plan first, share context, and keep AI in the loop like a fast, forgetful teammate.
- Engineering
Never show a loading spinner again
October 2025
Design a cache-first UX with TanStack Query + IndexedDB so every view feels instant.
- Engineering
Building High-Performance Electron Apps
September 2025
Strategies for building high-performance Electron apps.
- Engineering
How to setup analytics w/ Posthog on Next.js
August 2025
A step-by-step guide to integrating PostHog with Next.js w/ a reverse proxy.
- Growth
Do hard things.
July 2025
Do hard things. Do your thing. Do it for decades. Write your story. Now is the time.
- Growth
Notes, back to the basics.
July 2025
How I take notes on paper.