System Design

System Design Guides

Structured strategy guides, interview frameworks, and resources for system design interviews at top-tier companies. No fluff, no filler.

system design
Guide

LinkedIn System Design Interview Staff SDE Guide

Prepare for the LinkedIn system design interview Staff SDE with LLD-to-HLD strategies, graph platform design, and leadership prep from ex-FAANG engineers.

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system design
Guide

Stripe System Design Interview L4-L5 Guide (2026)

Prepare for the Stripe system design interview L4-L5 with ledger architecture, API evolution, regulatory design, and frameworks from ex-FAANG engineers.

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system design
Guide

LinkedIn System Design Interview SDE Guide (2026)

Prepare for the LinkedIn system design interview SDE with social graph strategies, feed ranking design, and a step-by-step framework from ex-FAANG engineers.

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Guide

LinkedIn System Design Interview Senior SDE Guide

Expert guide to the LinkedIn system design interview Senior SDE. Covers graph ranking, feed architecture, and trade-off strategies from ex-FAANG engineers.

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system design
Guide

Stripe System Design Interview L2-L3 Guide (2026)

Prepare for the Stripe system design interview with payments-focused strategies, idempotency patterns, Bug Bash prep, and a framework from ex-FAANG engineers.

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system design
Guide

Netflix System Design Interview L4 Guide (2026)

Prepare for the Netflix system design interview L4 with Netflix-specific strategies, real questions, and a conversational framework from ex-FAANG engineers.

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Guide

Netflix System Design Interview L6 Guide (2026)

Prepare for the Netflix system design interview L6 with staff-level strategies, real questions, executive round prep, and frameworks from ex-FAANG engineers.

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system design
Guide

Uber System Design Interview L5 Guide (2026)

Expert guide to the Uber system design interview L5. Covers HLD-to-LLD depth, marketplace design, dispatch systems, and prep from ex-FAANG engineers.

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system design
Guide

Uber System Design Interview L4 Guide (2026)

Prepare for the Uber system design interview L4 with geospatial strategies, real questions, ride-matching design, and a framework from ex-FAANG engineers.

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system design
Guide

Netflix System Design Interview L5 Guide (2026)

Expert guide to the Netflix system design interview L5. Covers two-round format, real questions, verbal design strategy, and prep from ex-FAANG engineers.

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system design
Guide

Uber System Design Interview L6 Guide (2026)

Prepare for the Uber system design interview L6 with platform-scale strategies, marketplace design, dispatch architecture, and prep from ex-FAANG engineers.

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System Design
Guide

Apple System Design Interview ICT3 Guide (2026)

Prepare for the Apple system design interview ICT3 with device-first strategies, real questions, and a privacy-aware framework from ex-FAANG engineers.

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System Design Interview
Guide

Apple System Design Interview ICT4 Guide (2026)

Expert guide to the Apple system design interview ICT4 (2026). Covers trade-offs, sync design, and privacy architecture.

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Guide

Microsoft System Design Interview L59-60 Guide (2026)

Prepare for the Microsoft system design interview at L59-60 with OOD strategies, real questions, and a step-by-step framework from ex-FAANG engineers.

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Guide

Microsoft System Design Interview L63-64 Guide (2026)

Expert guide to the Microsoft system design interview at L63-64. Covers architecture, Azure-aware design, trade-offs, and preparation from ex-FAANG engineers.

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Guide

Microsoft System Design Interview L61-62 Guide (2026)

Prepare for the Microsoft system design interview at L61-62 with LLD and HLD strategies, real questions, and a dual framework from ex-FAANG engineers.

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Guide

Apple System Design Interview ICT5 Guide (2026)

Prepare for the Apple system design interview ICT5 with staff-level strategies, real questions, and advanced frameworks from ex-FAANG engineers.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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System Design
Guide

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.

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Checklist

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.

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Most Popular
Framework

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.

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