AWS Services Cheat Sheet
AWS services grouped by compute, storage, networking, data, and operations roles.
Cloud and Distributed Systems
Cloud infrastructure, distributed coordination, and the reliability tradeoffs behind scaling services across machines, zones, and regions.
Big Data Pipeline Cheat Sheet for AWS, Azure, and Google Cloud
Cloud data pipeline stages across ingestion, storage, processing, and serving.
Cloud-Native Systems
Cloud native systems assume elastic infrastructure, automation, and failure.
High-Availability System Design
High-availability design through redundancy, failover, and degraded operation.
System Design Blueprint
System design blueprint for turning workload constraints into architecture choices.
CAP, BASE, SOLID, and KISS Overview
CAP, BASE, SOLID, and KISS as tradeoff frameworks across system design layers.
Azure Services Cheat Sheet
Azure services grouped by compute, data, networking, identity, and operations roles.
AWS Services Evolution
AWS evolution from core infrastructure primitives to managed platform services.
Cloud Load Balancer Cheat Sheet
Cloud load balancer choices across protocol layers, routing, and failure scope.
Cloud Cost Reduction Techniques
Cloud cost reduction through rightsizing, lifecycle controls, and usage visibility.
Hidden Costs of the Cloud
Cloud bills grow through idle resources, egress, request pricing, and retained data.
Core AWS Services to Learn
Core AWS services grouped by identity, networking, compute, storage, and data.
6 Cloud Messaging Patterns
Cloud messaging patterns for buffering, fan-out, async work, and cross-service coordination.
Distributed Lock Use Cases
Distributed locks enforce single-owner work across nodes with expiring leases.
Cloud Monitoring Cheat Sheet
Cloud monitoring signals, storage, alerting, and response across providers.
Retry Strategies for Failures
Retry policies for transient failures, backoff, idempotency, and load control.
Five Unique ID Generators in Distributed Systems
Five ID generation patterns and the tradeoffs between order, scale, and coordination.
The 12-Factor App
The 12-Factor App principles for deployable, configurable, and scalable services.
Event Sourcing Integration
Event sourcing through append-only logs, projections, and replayable state.
System Configuration Management
Configuration management through versioned state, IaC, and secret separation.
Infrastructure as Code Landscape Cheat Sheet
Infrastructure as Code tools across provisioning, configuration, and packaging.
Amazon Brazil Build System
Amazon Brazil builds through version sets, package isolation, and reproducibility.
Distributed ID Generation
Distributed ID generation tradeoffs across uniqueness, ordering, and scale.
Typical AWS Network Architecture
Typical AWS network architecture with VPC, subnet, routing, and edge boundaries.
Fault-Tolerant Systems Cheat Sheet
Fault-tolerant system design through isolation, redundancy, and controlled failure.
Web Request Error Handling
Web request error handling through status codes, retries, and failure boundaries.
Monorepo vs. Microrepo
Monorepos and microrepos compared by coordination cost, tooling, and team autonomy.
System Design Building Blocks
Core system design building blocks for scaling, coordination, and reliability.
Architectural Scalability Overview
Architectural scalability through bottleneck analysis, stateless tiers, and partitioning.
25 Influential Computer Science Papers
Twenty-five papers that shaped computing theory, systems, and networking.
Resilience Patterns
Resiliency patterns that isolate failures, absorb load, and preserve service.
Scaling a Website to Millions of Users
Website scaling through stateless services, caching, replicas, and partitioning.
AWS Lambda Performance
Lambda stays fast through pooled capacity, microVMs, and warm reuse.
Core System Design Properties
System design balances scalability, availability, reliability, and performance.
Leap Seconds in Distributed Systems
Leap second handling in distributed systems with smearing and clock consistency.
Node Failure Detection in Distributed Systems
Distributed failure detection through heartbeats, suspicion, and quorum signals.
6 Idempotency Use Cases
Idempotency patterns for safe retries in writes, payments, messaging, and scheduled work.
9 Architectural Patterns for Data and Communication Flow
Architecture patterns for request flow, event fan-out, queues, and peer coordination.
Vertical vs. Horizontal Partitioning
Vertical and horizontal partitioning compared by row, column, and scaling needs.
Cloud Disaster Recovery Strategies
Cloud disaster recovery through RTO, RPO, backups, and failover patterns.
System Design Cheat Sheet
System design tradeoffs and scaling patterns summarised in one cheat sheet.
8 Scalability Strategies
Eight scalability strategies across caching, partitioning, replication, and async work.
AWS Lambda Internals
AWS Lambda execution through event routing, microVM isolation, and warm reuse.