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The Boundary Problem: How the Jev TypeScript SDK Keeps Type Safety Alive Across the Wire

This story is from 2026-09-30. It is preserved in the archive; the latest stories are on the live feed.

Every TypeScript program is built on a quiet act of faith. When you write const ticket: Ticket = JSON.parse(body) , you are telling the compiler something it has no capacity to verify. The compiler takes you at your word. It will happily let you write ticket.customer.email for the next thousand lin…

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  1. 2026-09-30 20:00 · DEV Community — AI
    The Boundary Problem: How the Jev TypeScript SDK Keeps Type Safety Alive Across the Wire

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