Engineering
Scaling Authentication to 100k Concurrent Sessions
How we designed a distributed auth layer that handles peak traffic without degrading latency — and the lessons we learned about session replication.
Blog
Updates, deep dives, and engineering notes from the BuildVault team.
Design
Design Tokens at Scale: Bridging Design and Code
A deep dive into how we structured our design token system to keep 12 products visually consistent without slowing down either team.
Engineering
Building Real-Time Infrastructure on a Budget
You don't need a massive budget for real-time features. Here's our stack for handling 10M events daily with a lean team and minimal cloud spend.