#engineering
Posts
Behind Kismet
How the draw stays fair (and why the owner can’t peek)
The whole product rests on one promise: the draw is honest. Here's the architecture behind it — server-side randomness, persisted…
Behind Kismet
Hidden means hidden: engineering invisible picks
Keeping submissions secret isn't a UI choice — it's an API contract, a websocket rule, an admin-panel policy, and a…
Behind Kismet
One text, no spam: how guest SMS works
Guests can get exactly one text — the result — and only after verifying their number. The design constraints behind…