Concepts Designs Interview Reels

System Design Guide

Foundations

Fundamentals What is System Design?How to solve?How to estimate?Capacity Planning

Scaling & Reliability

Scalability Availability Fail-Over Latency vs Throughput Replication

Theorems

CAP Theorem PACELC Theorem

Consistency

Consistency Strong Consistency Eventual Consistency Weak Consistency

Distributed Systems

Distributed Consensus Gossip Protocol Vector Clocks

Architecture Styles

Microservices Architecture Micro-frontends Architecture Monorepo vs Multi-repo

Building Blocks

Networking

DNS CDN Load Balancer Reverse Proxy

Caching

Cache-Aside Cache Strategies Write-Through Write-Behind

Data

Sharding Consistent Hashing Indexing Bloom Filters

Messaging

Message Queues Task Queues Pub/Sub

Coordination

Rate Limiting Distributed Locking Leader Election Heartbeat

Architecture & communication

Patterns & components

Production concerns

Concepts Designs Interview Reels

System Design AI Engineering

Fundamentals

Fundamentals

You'll learn all the System design fundamentals here.

1 min readConcepts · System Design

How to solve HLDs

Estimates for HLDs

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System Design Guide

Learn system design end-to-end — fundamentals, building blocks, HLD case studies, and LLD with design patterns.

What is System Design?

An introduction to system design, why it matters, and how it's used in building scalable software systems.

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