Welcome to Sierra Signals

This is the first post in Sierra Signals, our quarterly journal where the engineering team writes about the systems we build, break, and rebuild.

What you'll read here

• Architecture deep-dives on SierraCloudStack internals
• Post-mortems from real incidents (anonymised)
• Field notes from cyber-security engagements
• Why we made specific technology bets — and what we'd undo

Why now

For a long time we shipped quietly. Customers cheered when their dashboards stayed up; nobody else heard a thing. Sierra Signals is our attempt to change that — to share what we know with the wider Bangladeshi tech community, openly and without marketing varnish.

We lift the weight so you can sail. Now we'll show you how.

— The Sierra Engineering Team