5 articles in high level design › role-calibrated.
Concrete differences between senior and staff engineering scope, decision-making, and system design expectations to calibrate your interview performance.
A practical guide to what staff-level system design interviews evaluate: problem framing, technical strategy, organizational alignment, and ambiguity navigation.
A practical decision framework for choosing between building custom infrastructure, using open-source, or buying a managed service, with concrete criteria and common traps.
How staff+ engineers run effective design reviews: preparation, the right feedback posture, unblocking cross-team dependencies, and knowing when to escalate vs. decide.
What principal-level system design interviews evaluate: org-wide technical strategy, platform thinking, multi-year architectural bets, and navigating tradeoffs that affect hundreds of engineers.