Prompt Duel
A game you play by speaking, against AI opponents and an AI judge. I designed and built it.
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Michael Steven Langer
U.S. citizen · Working remotely from Alexandria, Egypt
I work in sales. I build tools that make the work better.
I’m Michael Langer, a sales professional and builder. I create practical software, AI tools, and workflows informed by problems I encounter firsthand.
Open to full time roles
Selected work
Three places to start.
The work page has more on each one: what it does, my part, and what you can check.
Agent Sandbox
A service for testing how autonomous AI agents behave around software they were not built for. I built it.
View project: Agent Sandbox (opens in a new tab) View code: Agent Sandbox (opens in a new tab) Read more about Agent Sandbox
Swivl
I work in sales at Swivl and have built internal tools that support my work there.
About
A little about me.
I’m originally from New York and now live in Alexandria, Egypt, with my family. I work in sales, and I build tools when I run into problems that software can fix.
Contact
Get in touch.
U.S. citizen; no U.S. visa sponsorship required. Currently based in Egypt and interested in remote opportunities.
Email me
Email: michael at mikeslanger dot com
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