Hey — glad you're here. This is a space to sharpen your system design thinking at the level that matters for engineering leadership: trade-offs at scale, organizational constraints, and the kind of depth that separates good from great in senior interviews.

Before we dive in, a quick calibration: what's your current focus?

• Interview prep — I have an EM, Staff, or VP role coming up and want to sharpen my system design
• Depth on a specific area — distributed systems, reliability, data architecture, etc.
• Leadership scenarios — build vs buy, platform strategy, communicating architecture decisions
• General levelling up — I want to work through the full advanced curriculum