Charlie Temkin
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  • I Rewrote My Thesis with AI
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Featured
BuildApps, GPTs & Games
  • How I Built This Site
  • Needham Navigator
  • Menu Labs
ThinkAnalysis, Rankings & Essays
  • I Rewrote My Thesis with AI
  • The Sheridan Verse
  • Fictional Coaches Ranked
CreateMusic, Video & Visual
  • I Accidentally Went Viral
  • TL;DR Theater
  • I Created a Pop Star
About

Product Manager by day. Creator by night.

© 2026 Charlie Temkin

Build

Apps, GPTs & games — side projects mostly built with Claude Code, Replit, and Codex.

This Site Is Also a Project thumbnail
Featured — Live
GitHub

How I Built This Site

This portfolio — built with Claude Code, Codex, and Gemini. Deployed on Vercel with zero manual syntax. Every page, component, and CI workflow written prompt-by-prompt.

MetaInfrastructureClaude Code
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🎮 Let My People Play
Netlify

Let My People Play

A mobile-first interactive Passover companion with 9 sections: Plague-O-Meter, trivia game show, Dayenu remix soundboard, matzo recipe randomizer, charoset traditions from around the world, afikoman scavenger hunt tracker, party card game, digital escape room, and Passover bingo. Built with React, Tailwind CSS, and Web Audio API — no backend required.

gameinteractiveholidaypassover
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Trauma Center Distance Map thumbnail

Trauma Centers 3D Map

A deck.gl-powered 3D visualization mapping trauma center accessibility across the United States. Started as a five-state prototype and expanded nationwide. Arcs show driving distances from Billings to Level I–III trauma centers, with search, filtering by trauma level, and hover-to-highlight interactivity.

Data VisualizationGeospatialHealthcare
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Needham Navigator thumbnail
GitHub

Needham Navigator

A RAG-powered AI assistant that helps Needham, MA residents navigate 70,000+ pages of municipal content — built for $11.

AppRAGAILive
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Witch's Flight thumbnail
NetlifySubstack

Witch's Flight

A fully playable browser game built from a vibe, a ChatGPT PRD, and zero lines of code written by hand.

GameNo-Code BuildBrowser GameAI-Built
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MenuLabs thumbnail
ReplitSubstack

Menu Labs

Prompt-to-menu generator, built for $2.48 on Replit.

AppNo-CodeReplit
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Swiftie Industrial Complex thumbnail
ReplitSubstack

SwiftieGPT

Notes from inside the Swiftie Industrial Complex — an AI app that explores the gap between Taylor Swift fandom, parasocial relationships, and what we project onto pop stars. Part satire, part genuine product.

AppData VizTaylor SwiftAI
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BandWagon Buddy thumbnail
ChatGPTSubstack

BandWagon Buddy

CustomGPT that generates 650-800 word sports cheat sheets using o3 + real-time Sports-Reference/ESPN data.

Custom GPTSportsAIProductivity
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The Rise and Fall of ZipNomad thumbnail

Rise and Fall of ZipNomad

I Made 12 Robots Compete to Start a Business. The Boardroom Is Virtual. The Drama Is Real.

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ChartSmithGPT thumbnail
ChatGPTSubstack

ChartSmithGPT

An AI-powered micro app that converts any table into styled charts with PNG/SVG export. Paste data, pick a palette, download instantly.

AI Micro AppData VisualizationChartsClaude API
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Irony Illustrated thumbnail
ChatGPTSubstack

Irony Illustrated

News headlines → dry New Yorker-style cartoon prompts → GPT Image 1 / Grok / Meta AI.

Custom GPTAI ArtSatireNews
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TacoMeter thumbnail
LovableSubstack

TacoMeter

Track every taco you've ever eaten — a mileage tracker for your mouth.

AppFoodLovableTracker
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GitHub Portfolio →