Prep Hub
Structured strategy guides, interview frameworks, and resources for senior engineers targeting L5+ roles at top-tier companies. No fluff, no filler.
Amazon System Design Interview L4 Guide (2026)
Prepare for the Amazon system design interview L4 with expert strategies, real question examples, and a step-by-step framework from ex-FAANG engineers.
Amazon System Design Interview L5 Guide (2026)
Expert guide to the Amazon system design interview L5. Covers HLD, LLD, real questions, step-by-step framework, and preparation plan from ex-FAANG engineers.
Amazon System Design Interview L6 Guide (2026)
Prepare for the Amazon system design interview L6/SDE-3 with advanced strategies, real L6 questions, and a step-by-step framework from ex-FAANG engineers.
Google System Design L4 Guide 2026
Prepare for the Google system design interview 2026 at L4. Learn what Google evaluates, common questions, a step-by-step framework, and how to pass.
Google System Design Interview L5 Guide 2026
Prepare for the Google system design interview at L5. Covers evaluation criteria, question types, step-by-step framework, and mistakes to avoid.
Google System Design Interview L6 Guide 2026
Prepare for Google's L6 system design interview with Staff-level strategies, real question patterns, and a structured study plan from ex-FAANG engineers.
Meta System Design Interview L5 Guide 2026
Prepare for the Meta system design interview at L5. Covers evaluation criteria, real questions, step-by-step framework, and mistakes to avoid.
Meta System Design Interview L6 Guide 2026
Prepare for the Meta system design interview at L6. Staff-level expectations, real questions, common mistakes, and a structured preparation plan.
Meta System Design Interview L4 Guide 2026
Prepare for Meta's L4 system design interview with specific questions, evaluation criteria, and a step-by-step framework from ex-FAANG interviewers.
System Design Interview Checklist
Eight categories that must be addressed in every system design interview. Use this as a pre-interview audit to identify gaps, not a during-interview crutch.
Behavioral Interview Mastery: Why Most STAR Answers Fail
Most STAR answers fail not on structure but on the Result. How to construct behavioral answers that score at L5+, covering the specific elements interviewers are checking for that 80% of candidates miss.
The 45-Minute System Design Framework
A repeatable time-boxed framework for structuring any system design interview. Covers scoping, estimation, API design, and deep dives, with exact minute allocations for each phase.
Free Resource
Get the System Design Checklist
The 8-category pre-interview checklist used by engineers who landed offers at Meta and Google. Free, no spam.