# Joshua Sapirstein Joshua Sapirstein is a software engineer and product builder based in Baltimore, Maryland. He builds practical web, mobile, and AI-powered software across the full stack. ## Current roles - Senior AI Engineer at DaVita (August 2026–present) - Co-Founder at Zettel (April 2025–present), building personalized AI-generated curriculums ## Previous roles - Associate Software Engineer at Northrop Grumman (November 2025–August 2026) ## Projects - Zettel — Personalized AI-generated curriculums that make education more accessible. https://app.zettel.study - lotime — An iOS companion app and marketing website for a film-style iPhone lens. https://lotime.com - WC 2026 — A World Cup tracker with live scores, AI match previews, odds, bracket predictions, and pool tools. https://worldcup26bracket.app - The Tribe — An AI chat platform with 16 distinct personalities that work together to answer questions. https://thetribe.sh - The Footy Academy — A football academy management roguelike about scouting, signing, developing, and selling young players. https://the-footy-academy-game.vercel.app/ - NightSync — A nightlife app for planning a night out with real-time venue updates. https://nightsync.live/ - BentoBoard — A customizable bento-board widget web app with draggable and resizable widgets. https://github.com/jsap7/bentoboard - AI Snake — A Snake game playable by hand or by pathfinding algorithms. https://github.com/jsap7/snake - CPA Template — A reusable website template for CPA firms and individuals. https://cpa-template.vercel.app/ - Election Predictor — A university project that predicts presidential elections from county demographic data using AI models. https://creating-a-website-for-election-predictions.vercel.app/map ## Links - Portfolio: https://joshsapirstein.dev - GitHub: https://github.com/jsap7 - LinkedIn: https://www.linkedin.com/in/josh-sapirstein/ - Resume: https://joshsapirstein.dev/files/resume.pdf