Product, engineering, markets
What we ship, what we learn, and the occasional post-mortem. Long reads, no clickbait.
How we rewrote the matching engine for sub-millisecond latency
P99 now sits under 0.5 ms. A post-mortem of what broke in the old path, the data-structure changes we made, and the numbers we track in production.
AED spot rails are live — no more USD hop
Our users in the UAE can now buy BTC directly with AED, settling on 72 local banks. Here's what it took to get there regulator-side.
The architecture behind 94% cold storage
MPC signing, geographic redundancy and the operational rituals that let us keep most of your funds offline — without making withdrawals painful.
New listings · Q1 2026
Eight new spot pairs graduate our internal risk review. Due diligence notes, circulating-supply stats, and the ones we passed on.
The design system behind VaultEX
Tokens, components, dark mode-first. How we keep the trade surface calm without giving up on data density.
Funding rates, explained for spot traders
If you've only traded spot, perpetual funding is a weird beast. A 6-minute read with no "cost of carry" hand-waving.