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Mapagam

57 SECTIONS · 702 TOPICS

High Level Design Roadmap

  1. Understanding System Design Fundamentals

    1. 1. Understanding Scalability Concepts
    2. 2. Understanding Availability Requirements
    3. Example: Composite availability of dependent services
    4. 3. Understanding Reliability Patterns
    5. 4. Understanding Consistency Models
    6. 5. Understanding CAP Theorem
    7. 6. Understanding PACELC Theorem
    8. 7. Understanding Latency vs Throughput Trade-offs
    9. 8. Understanding Fault Tolerance Principles
    10. 9. Understanding Data Redundancy and Replication
    11. 10. Understanding Single Points of Failure (SPOF)
    12. 11. Understanding Trade-offs in System Design
    13. 12. Understanding SLA and SLO Design

  2. Understanding Distributed Systems Concepts

    1. 1. Understanding Distributed Computing Challenges
    2. 2. Understanding the Fallacies of Distributed Computing
    3. 3. Understanding Network Partitions and Failures
    4. 4. Understanding Clock Synchronization
    5. 5. Understanding Vector Clocks and Lamport Timestamps
    6. Example: Vector clock causality
    7. 6. Understanding Distributed Transaction Challenges
    8. 7. Understanding Two-Phase Commit (2PC)
    9. 2PC Protocol
    10. 8. Understanding Three-Phase Commit (3PC)
    11. 9. Understanding Distributed Snapshots
    12. 10. Understanding Byzantine Fault Tolerance

  3. Designing System Architecture Patterns

    1. 1. Designing Layered Architecture
    2. 2. Designing Hexagonal Architecture
    3. Example: Hexagonal port/adapter (Java)
    4. 3. Designing Clean Architecture
    5. 4. Designing Onion Architecture
    6. 5. Designing Event Sourcing Architecture
    7. Example: Event-sourced aggregate
    8. 6. Designing CQRS Architecture
    9. 7. Designing Serverless Architecture
    10. 8. Designing Service-Oriented Architecture (SOA)
    11. 9. Designing Lambda Architecture
    12. 10. Designing Kappa Architecture
    13. 11. Designing Modular Monolith Architecture
    14. 12. Designing Strangler Fig Pattern
    15. Strangler Migration Steps

  4. Designing Domain-Driven Design Architecture

    1. 1. Understanding Strategic Domain-Driven Design
    2. 2. Designing Bounded Contexts
    3. 3. Designing Context Mapping
    4. 4. Designing Ubiquitous Language
    5. 5. Designing Aggregates and Aggregate Roots
    6. Example: Aggregate root (Java)
    7. 6. Designing Domain Events
    8. 7. Designing Anti-Corruption Layer
    9. 8. Designing Shared Kernel Pattern
    10. 9. Designing Customer-Supplier Relationships
    11. 10. Designing Open Host Service Pattern

  5. Designing for Scalability

    1. 1. Implementing Horizontal Scaling
    2. 2. Implementing Vertical Scaling
    3. 3. Designing Auto-Scaling Strategies
    4. 4. Designing Stateless vs Stateful Services
    5. 5. Implementing Service Decomposition
    6. 6. Implementing Connection Pooling at Scale
    7. 7. Managing Distributed State
    8. 8. Designing Scalability Testing Strategy
    9. 9. Identifying Scalability Bottlenecks
    10. 10. Designing Capacity Planning Strategy
    11. Capacity Planning Process
    12. 11. Designing Sharding Strategy
    13. 12. Designing Partitioning Strategy

  6. Designing Load Balancer Architecture

    1. 1. Understanding Load Balancing Algorithms
    2. 2. Understanding Weighted Load Balancing
    3. 3. Designing Layer 4 Load Balancing
    4. 4. Designing Layer 7 Load Balancing
    5. 5. Configuring Health Checks and Failover
    6. 6. Designing Session Persistence
    7. 7. Using DNS-Based Load Balancing
    8. 8. Implementing Global Server Load Balancing (GSLB)
    9. 9. Designing SSL/TLS Termination
    10. 10. Implementing Rate Limiting at Load Balancer
    11. 11. Designing Reverse Proxy Architecture
    12. 12. Designing Load Balancer High Availability

  7. Designing Database Architecture

    1. 1. Choosing SQL vs NoSQL Databases
    2. 2. Understanding ACID Properties
    3. 3. Understanding BASE Properties
    4. 4. Designing Database Replication
    5. 5. Implementing Database Sharding
    6. 6. Implementing Database Partitioning
    7. Example: Time-range partition (Postgres)
    8. 7. Implementing Read Replicas
    9. 8. Designing Read-Write Splitting
    10. 9. Designing for Time-Series Data
    11. 10. Designing Database Backup and Recovery
    12. 11. Designing Database High Availability
    13. 12. Designing Multi-Region Database Architecture

  8. Designing Database Scaling Patterns

    1. 1. Designing Horizontal Database Scaling
    2. 2. Designing Vertical Database Scaling
    3. 3. Designing Database Sharding Strategy
    4. 4. Designing Consistent Hashing for Sharding
    5. 5. Designing Cross-Shard Query Strategy
    6. 6. Designing Shard Rebalancing
    7. Online Resharding
    8. 7. Designing Federation Pattern
    9. 8. Designing Database Proxy Layer
    10. 9. Designing Write Amplification Solutions
    11. 10. Designing Hot Spot Prevention

  9. Designing Database Performance Optimization

    1. 1. Designing Query Optimization Strategy
    2. 2. Designing Database Indexing Strategy
    3. 3. Designing Database Query Caching
    4. 4. Designing N+1 Query Solutions
    5. 5. Designing Batch Operations Strategy
    6. 6. Designing Database Materialized Views
    7. 7. Designing Lock and Deadlock Management
    8. 8. Designing Read Replica Strategy
    9. 9. Designing Database Schema Optimization
    10. 10. Designing Connection Pool Tuning
    11. 11. Designing Slow Query Detection
    12. 12. Designing Query Plan Analysis

  10. Designing Caching Architecture

    1. 1. Designing Cache Hierarchies
    2. 2. Designing Cache-Aside Pattern
    3. Cache-Aside (Lazy Loading)
    4. 3. Designing Write-Through Cache
    5. 4. Designing Write-Behind Cache
    6. 5. Designing Read-Through Cache
    7. 6. Understanding Cache Eviction Policies
    8. 7. Designing Cache Warming Strategies
    9. 8. Designing Cache Invalidation Strategies
    10. 9. Implementing Distributed Caching
    11. 10. Designing Cache Stampede Solutions
    12. 11. Designing Cache Consistency Strategies
    13. 12. Designing Multi-Level Cache Architecture

  11. Designing Data Storage Architecture

    1. 1. Choosing Object Storage
    2. 2. Designing Block Storage Architecture
    3. 3. Designing File Storage Systems
    4. 4. Designing Distributed File Systems
    5. 5. Designing Data Lake Architecture
    6. 6. Designing Data Lakehouse Architecture
    7. 7. Designing Cold vs Hot Storage Strategy
    8. 8. Designing Data Archival Strategy
    9. 9. Designing Blob Storage Patterns
    10. 10. Designing Storage Tiering
    11. 11. Designing Storage Replication Strategy
    12. 12. Designing Object Versioning Strategy

  12. Designing Data Consistency Patterns

    1. 1. Understanding Strong Consistency
    2. 2. Understanding Eventual Consistency
    3. 3. Designing Read-Your-Writes Consistency
    4. 4. Designing Monotonic Reads
    5. 5. Designing Monotonic Writes
    6. 6. Designing Causal Consistency
    7. 7. Understanding Session Consistency
    8. 8. Designing Bounded Staleness
    9. 9. Designing Conflict Resolution Strategies
    10. 10. Designing Optimistic Concurrency Control
    11. Example: Version-based OCC (SQL)
    12. 11. Designing Pessimistic Concurrency Control
    13. 12. Designing Consistency vs Availability Trade-offs

  13. Designing Distributed Consensus

    1. 1. Understanding Consensus Algorithms
    2. 2. Understanding Multi-Paxos and Fast Paxos
    3. 3. Designing Leader Election System
    4. 4. Designing Distributed Locks
    5. 5. Designing Coordination Services
    6. 6. Designing Split-Brain Prevention
    7. 7. Designing Quorum-Based Systems
    8. 8. Designing Conflict Resolution with CRDT
    9. 9. Designing Distributed Configuration Management
    10. 10. Designing Service Registration and Discovery
    11. 11. Designing Fencing Tokens
    12. Example: Fencing token in storage write
    13. 12. Designing Lease-Based Coordination

  14. Designing Idempotency Patterns

    1. 1. Understanding Idempotency Concepts
    2. 2. Designing Idempotent APIs
    3. 3. Designing Request Deduplication
    4. Example: Idempotency key (Stripe-style)
    5. 4. Implementing Idempotency in Message Processing
    6. 5. Designing At-Least-Once with Idempotency
    7. 6. Designing Exactly-Once Semantics
    8. 7. Designing Idempotent Database Operations
    9. 8. Designing Idempotent Payment Processing
    10. Idempotent Payment Flow
    11. 9. Designing Retry-Safe Operations
    12. 10. Designing Idempotency Token Storage

  15. Designing API Architecture

    1. 1. Designing RESTful API Principles
    2. 2. Designing GraphQL Architecture
    3. 3. Designing gRPC Services
    4. 4. Designing API Versioning Strategy
    5. 5. Designing API Rate Limiting Architecture
    6. 6. Designing API Authentication Architecture
    7. 7. Designing API Gateway Architecture
    8. 8. Designing Pagination Strategy
    9. Example: Cursor pagination
    10. 9. Designing API Throttling
    11. 10. Designing API Documentation Strategy
    12. 11. Designing HATEOAS Principles
    13. Example: HATEOAS response
    14. 12. Designing Idempotent API Architecture

  16. Designing API Gateway and BFF Patterns

    1. 1. Designing Centralized API Gateway
    2. 2. Designing Backend for Frontend Pattern
    3. 3. Designing Request Routing and Load Balancing
    4. 4. Designing API Composition and Aggregation
    5. Example: Aggregator BFF endpoint
    6. 5. Designing Protocol Translation
    7. 6. Designing Request Transformation
    8. 7. Designing Response Aggregation
    9. 8. Designing Gateway Security Policies
    10. 9. Designing Edge Computing Patterns
    11. 10. Designing Gateway Caching Strategy
    12. 11. Designing Gateway Rate Limiting
    13. 12. Designing Gateway Observability

  17. Designing API Performance Optimization

    1. 1. Designing Response Compression
    2. 2. Designing API Caching Strategy
    3. 3. Designing Efficient Payload Structures
    4. 4. Designing Field Selection
    5. 5. Using HTTP/2 and HTTP/3
    6. 6. Designing Connection Keep-Alive Strategy
    7. 7. Designing Request Batching
    8. 8. Designing Lazy Loading Strategy
    9. 9. Designing API Response Time Optimization
    10. 10. Designing Performance Budgets
    11. 11. Designing Payload Compression
    12. 12. Designing Network Optimization

  18. Designing API Versioning and Evolution

    1. 1. Designing API Versioning Strategy
    2. 2. Designing Backward Compatibility
    3. 3. Designing Breaking Change Management
    4. Breaking Change Process
    5. 4. Designing API Deprecation Strategy
    6. 5. Designing API Sunset Policy
    7. 6. Designing Schema Evolution
    8. 7. Designing Client Migration Strategy
    9. 8. Designing Version Negotiation
    10. 9. Designing Parallel Version Support
    11. 10. Designing API Changelog Management
    12. 11. Designing Consumer-Driven Contracts
    13. 12. Designing API Gateway Version Routing

  19. Designing GraphQL Architecture

    1. 1. Designing GraphQL Schema Architecture
    2. 2. Designing Query Optimization
    3. 3. Designing DataLoader Pattern
    4. Example: DataLoader (Node.js)
    5. 4. Designing Mutations and Subscriptions
    6. 5. Designing Authentication and Authorization
    7. 6. Designing Schema Federation
    8. 7. Designing Query Complexity Analysis
    9. 8. Designing Caching Strategy
    10. 9. Designing Error Handling
    11. 10. Designing Pagination and Filtering
    12. 11. Designing Rate Limiting for GraphQL
    13. 12. Designing Schema Stitching

  20. Designing Microservices Architecture

    1. 1. Decomposing Monoliths into Microservices
    2. 2. Designing Service Discovery
    3. 3. Designing API Gateway Pattern
    4. 4. Designing Inter-Service Communication
    5. 5. Designing Service Mesh
    6. 6. Designing Distributed Tracing Architecture
    7. 7. Designing Circuit Breaker Pattern
    8. 8. Designing Service Versioning Strategy
    9. 9. Designing Saga Pattern for Distributed Transactions
    10. 10. Designing Bounded Contexts
    11. 11. Designing Microservices Data Management
    12. 12. Designing Microservices Testing Strategy

  21. Designing Service Communication Patterns

    1. 1. Designing Synchronous Communication
    2. 2. Designing Asynchronous Communication
    3. 3. Designing Request-Reply Pattern
    4. 4. Designing Publish-Subscribe Pattern
    5. 5. Designing Event-Driven Communication
    6. 6. Designing Service Timeout Strategy
    7. 7. Designing Retry Policies with Exponential Backoff
    8. Example: Exponential backoff with jitter
    9. 8. Designing Circuit Breaker Architecture
    10. 9. Designing Bulkhead Pattern
    11. 10. Designing Service-to-Service Authentication
    12. 11. Designing Correlation ID Propagation
    13. 12. Designing Service Contracts

  22. Designing Event-Driven Architecture

    1. 1. Understanding Event-Driven Architecture Patterns
    2. 2. Designing Event Producers and Consumers
    3. 3. Designing Event Schema Design
    4. 4. Designing Event Schema Registry
    5. 5. Designing Event Versioning Strategy
    6. 6. Designing Event Sourcing Pattern
    7. 7. Designing Event Replay Capability
    8. 8. Designing Event Ordering Guarantees
    9. 9. Designing Event Deduplication
    10. 10. Designing Event-Carried State Transfer
    11. 11. Designing Choreography vs Orchestration
    12. 12. Designing Event Store Architecture

  23. Designing Message Queue Architecture

    1. 1. Understanding Message Queue Patterns
    2. 2. Designing Message Broker Architecture
    3. 3. Designing Message Ordering and Delivery Guarantees
    4. 4. Designing Dead Letter Queue Strategy
    5. 5. Designing Message Idempotency
    6. 6. Designing Message Schema Evolution
    7. 7. Understanding At-Least-Once vs Exactly-Once Delivery
    8. 8. Designing Message Priority Queues
    9. 9. Designing Message TTL and Expiration
    10. 10. Designing Message Acknowledgment Strategy
    11. 11. Designing Message Retry Strategy
    12. 12. Designing Queue Partitioning

  24. Designing CQRS Architecture

    1. 1. Understanding CQRS Pattern
    2. 2. Designing Command Side
    3. 3. Designing Query Side
    4. 4. Designing Read Model Projections
    5. Example: Projection updater (Java)
    6. 5. Designing Event Sourcing with CQRS
    7. 6. Designing Eventual Consistency Handling
    8. 7. Designing Read Model Synchronization
    9. 8. Designing Command Validation
    10. 9. Designing Query Optimization
    11. 10. Designing Read Model Rebuilding
    12. Rebuild Process
    13. 11. Designing CQRS with Event Store
    14. 12. Designing CQRS Scaling Strategy

  25. Designing Saga Pattern for Distributed Transactions

    1. 1. Understanding Saga Pattern Concepts
    2. 2. Designing Choreography-Based Sagas
    3. 3. Designing Orchestration-Based Sagas
    4. 4. Designing Compensating Transactions
    5. 5. Designing Saga State Management
    6. 6. Designing Saga Failure Handling
    7. 7. Designing Saga Rollback Strategy
    8. 8. Designing Saga Timeout Handling
    9. 9. Designing Saga Observability
    10. 10. Designing Saga Testing Strategy
    11. 11. Designing Long-Running Sagas
    12. 12. Designing Saga Recovery

  26. Designing Asynchronous Processing

    1. 1. Designing Background Job Architecture
    2. 2. Designing Job Queue Systems
    3. 3. Designing Long-Running Task Architecture
    4. 4. Designing Retry Mechanisms with Backoff
    5. 5. Designing Scheduled Jobs Architecture
    6. 6. Designing Task Priority Queues
    7. 7. Designing Worker Pool Sizing Strategy
    8. 8. Designing Job Status Tracking System
    9. 9. Designing Job Failure and Compensation
    10. 10. Designing Batch Processing Architecture
    11. 11. Designing Job Deduplication
    12. 12. Designing Job Orchestration

  27. Designing Streaming and Real-Time Data Processing

    1. 1. Designing Stream Processing Architecture
    2. 2. Designing Event Streaming Platform
    3. 3. Designing Real-Time ETL Pipeline
    4. 4. Designing Stream Windowing Strategy
    5. 5. Designing Stream Aggregation Patterns
    6. 6. Designing Complex Event Processing
    7. 7. Designing Stream State Management
    8. 8. Designing Stream Join Operations
    9. 9. Designing Late Data Handling
    10. 10. Designing Stream Backpressure Management
    11. 11. Designing Stream Checkpointing
    12. 12. Designing Stream Fault Tolerance

  28. Designing Batch Processing Systems

    1. 1. Designing ETL Pipeline Architecture
    2. 2. Designing Data Processing Workflows
    3. 3. Designing Map-Reduce Patterns
    4. 4. Designing Batch Job Scheduling
    5. 5. Designing Data Validation and Cleansing
    6. 6. Designing Idempotent Batch Jobs
    7. 7. Designing Batch Job Monitoring
    8. 8. Designing Incremental Processing
    9. 9. Designing Batch Job Failure Handling
    10. 10. Designing Distributed Batch Processing
    11. 11. Designing Batch Job Checkpointing
    12. 12. Designing Batch Job Parallelization

  29. Designing Data Warehouse Architecture

    1. 1. Designing Data Warehouse Schema
    2. 2. Designing ETL vs ELT Strategy
    3. 3. Designing Data Mart Architecture
    4. 4. Designing Slowly Changing Dimensions
    5. 5. Designing Fact and Dimension Tables
    6. 6. Designing Data Warehouse Partitioning
    7. 7. Designing Data Warehouse Indexing
    8. 8. Designing Data Quality Framework
    9. 9. Designing Data Lineage Tracking
    10. 10. Designing Data Warehouse Performance Optimization
    11. 11. Designing Data Warehouse Security
    12. 12. Designing Data Catalog and Metadata Management

  30. Designing Authentication Architecture

    1. 1. Designing JWT-Based Authentication
    2. Example: JWT verification (Java)
    3. 2. Designing OAuth2 / OpenID Connect Architecture
    4. 3. Designing Session-Based Authentication
    5. 4. Designing API Key Authentication
    6. 5. Designing Single Sign-On (SSO)
    7. 6. Designing Multi-Factor Authentication
    8. 7. Designing Token Refresh Mechanisms
    9. 8. Designing Token Revocation Strategy
    10. 9. Designing Passwordless Authentication
    11. 10. Designing Identity Provider Integration
    12. 11. Designing Device Authentication
    13. 12. Designing Biometric Authentication

  31. Designing Authorization Architecture

    1. 1. Designing Role-Based Access Control (RBAC)
    2. 2. Designing Attribute-Based Access Control (ABAC)
    3. 3. Designing Permission Management System
    4. 4. Designing Policy-Based Access Control
    5. 5. Designing Resource-Based Authorization
    6. 6. Designing Hierarchical Roles
    7. 7. Designing Dynamic Authorization Rules
    8. 8. Designing Authorization Caching
    9. 9. Designing Fine-Grained Authorization
    10. 10. Designing Authorization Audit Trail
    11. 11. Designing OAuth2 Scopes
    12. 12. Designing Context-Aware Authorization

  32. Designing Security Architecture

    1. 1. Designing HTTPS and TLS Configuration
    2. 2. Designing Secrets Management
    3. 3. Designing Input Validation Architecture
    4. 4. Designing SQL Injection Prevention
    5. 5. Designing XSS Prevention
    6. 6. Designing CSRF Protection
    7. 7. Designing CORS Strategy
    8. 8. Designing Security Headers
    9. 9. Designing DDoS Protection
    10. 10. Designing Session Management Security
    11. 11. Designing Encryption at Rest and Transit
    12. 12. Designing Security Auditing and Compliance

  33. Designing Rate Limiting and Throttling

    1. 1. Designing Rate Limiting Algorithms
    2. 2. Designing Fixed Window Rate Limiting
    3. Example: Redis fixed window
    4. 3. Designing Sliding Window Rate Limiting
    5. 4. Designing Distributed Rate Limiting
    6. 5. Designing Rate Limit Response Headers
    7. 6. Designing Per-User Rate Limiting
    8. 7. Designing Per-IP Rate Limiting
    9. 8. Designing API Quotas and Tiers
    10. 9. Designing Graceful Degradation Under Load
    11. 10. Designing Backpressure Mechanisms
    12. 11. Designing Adaptive Rate Limiting
    13. 12. Designing Rate Limit Bypass Strategies

  34. Designing Resilience Patterns

    1. 1. Designing Timeout Patterns
    2. 2. Designing Retry with Exponential Backoff
    3. 3. Designing Circuit Breaker Pattern
    4. 4. Designing Bulkhead Pattern
    5. 5. Designing Fallback Mechanisms
    6. 6. Designing Graceful Degradation
    7. 7. Designing Health Check Architecture
    8. 8. Designing Failure Detection
    9. 9. Designing Service Isolation
    10. 10. Designing Chaos Engineering Practices
    11. 11. Designing Blast Radius Limitation
    12. 12. Designing Self-Healing Systems

  35. Designing for High Availability

    1. 1. Designing Multi-Region Architecture
    2. 2. Designing Multi-AZ Architecture
    3. 3. Designing Disaster Recovery Strategy
    4. 4. Designing Active-Active Configuration
    5. 5. Designing Active-Passive Configuration
    6. 6. Designing Failover Mechanisms
    7. 7. Designing Database Replication for HA
    8. 8. Designing Zero-Downtime Deployments
    9. 9. Designing Health Monitoring
    10. 10. Designing Service Dependency Management
    11. 11. Designing Chaos Engineering Practices
    12. 12. Designing SLA and Uptime Targets

  36. Designing Disaster Recovery and Business Continuity

    1. 1. Designing RTO and RPO Strategy
    2. 2. Designing Backup Strategy
    3. 3. Designing Multi-Region Failover
    4. 4. Designing Database Backup and Restore
    5. 5. Designing Disaster Recovery Testing
    6. 6. Designing Business Continuity Planning
    7. 7. Designing Data Replication for DR
    8. 8. Designing Recovery Automation
    9. 9. Designing Point-in-Time Recovery
    10. 10. Designing Cross-Region Data Synchronization
    11. 11. Designing Disaster Recovery Runbooks
    12. 12. Designing Failback Procedures

  37. Designing Content Delivery Networks

    1. 1. Designing CDN Architecture
    2. 2. Designing Edge Caching Strategy
    3. 3. Designing Cache-Control Headers
    4. 4. Designing Static Asset Delivery
    5. 5. Designing Dynamic Content Acceleration
    6. 6. Designing API Acceleration
    7. 7. Designing Geographic Routing
    8. 8. Designing CDN Purging and Invalidation
    9. 9. Designing CDN Security
    10. 10. Designing CDN Performance Optimization
    11. 11. Designing Multi-CDN Strategy
    12. 12. Designing Origin Shielding

  38. Designing File Storage and Media Architecture

    1. 1. Designing File Storage Strategy
    2. 2. Designing File Upload Architecture
    3. 3. Designing File Access Control
    4. 4. Designing File Processing Pipeline
    5. 5. Designing CDN Integration for Files
    6. 6. Designing Media Transcoding
    7. 7. Designing Image Optimization
    8. 8. Designing File Metadata Management
    9. 9. Designing File Lifecycle Management
    10. 10. Designing File Backup and Archival
    11. 11. Designing Video Streaming Architecture
    12. 12. Designing Large File Handling

  39. Designing Search System Architecture

    1. 1. Designing Full-Text Search Architecture
    2. 2. Designing Search Indexing Strategy
    3. 3. Designing Search Relevance and Ranking
    4. 4. Designing Autocomplete and Typeahead
    5. 5. Designing Faceted Search and Filters
    6. 6. Designing Search Pagination
    7. 7. Designing Search Query Performance
    8. 8. Designing Fuzzy Search and Typo Tolerance
    9. 9. Designing Search Index Update Strategies
    10. 10. Designing Search Analytics
    11. 11. Designing Vector / Semantic Search
    12. 12. Designing Search Personalization

  40. Designing Real-Time Systems

    1. 1. Designing WebSocket Architecture
    2. 2. Designing Server-Sent Events
    3. 3. Designing Real-Time Notification System
    4. 4. Designing Pub-Sub Messaging
    5. 5. Designing Real-Time Data Synchronization
    6. 6. Designing Presence and Status Tracking
    7. 7. Designing Chat Application Architecture
    8. 8. Designing Live Updates and Feeds
    9. 9. Designing Connection Scaling
    10. 10. Designing Real-Time Analytics
    11. 11. Designing Long Polling vs WebSocket
    12. 12. Designing Real-Time Collaboration

  41. Designing Notification Systems

    1. 1. Designing Email Notification Architecture
    2. 2. Designing Push Notification Architecture
    3. 3. Designing SMS Notification Architecture
    4. 4. Designing In-App Notification System
    5. 5. Designing Notification Preference Management
    6. 6. Designing Notification Queuing
    7. 7. Designing Delivery Status Tracking
    8. 8. Designing Notification Templates
    9. 9. Designing Notification Aggregation
    10. 10. Designing Notification Rate Limiting
    11. 11. Designing Notification Retry Strategy
    12. 12. Designing Multi-Channel Notification

  42. Designing Monitoring and Observability

    1. 1. Designing Application Metrics Collection
    2. 2. Designing Distributed Tracing
    3. 3. Designing Centralized Logging
    4. 4. Designing Health Check Architecture
    5. 5. Designing Alert and Notification System
    6. 6. Designing Application Performance Monitoring (APM)
    7. 7. Designing Monitoring Dashboards
    8. 8. Designing Error Tracking
    9. 9. Designing Log Aggregation
    10. 10. Designing SLO and SLA Monitoring
    11. 11. Designing Synthetic Monitoring
    12. 12. Designing Observability Data Correlation

  43. Designing Audit and Compliance Architecture

    1. 1. Designing Audit Logging Architecture
    2. 2. Designing Audit Trail Storage
    3. 3. Designing GDPR Compliance
    4. 4. Designing HIPAA Compliance
    5. 5. Designing SOC2 Compliance
    6. 6. Designing Access Control Auditing
    7. 7. Designing Data Encryption Compliance
    8. 8. Designing Privacy-by-Design Architecture
    9. 9. Designing Compliance Reporting
    10. 10. Designing Data Anonymization
    11. 11. Designing Data Retention Policies
    12. 12. Designing PCI DSS Compliance

  44. Designing Analytics and Reporting Systems

    1. 1. Designing Analytics Pipeline Architecture
    2. 2. Designing Event Tracking System
    3. 3. Designing Data Aggregation Pipeline
    4. 4. Designing Real-Time Analytics
    5. 5. Designing Batch Analytics
    6. 6. Designing Metrics Collection
    7. 7. Designing Data Retention for Analytics
    8. 8. Designing Custom Reporting
    9. 9. Designing Analytics API
    10. 10. Designing Data Export Functionality
    11. 11. Designing Business Intelligence Integration
    12. 12. Designing A/B Testing Analytics

  45. Designing Configuration Management

    1. 1. Designing Centralized Configuration
    2. 2. Designing Environment-Specific Configuration
    3. 3. Designing Feature Flag Architecture
    4. 4. Designing Dynamic Configuration Updates
    5. 5. Designing Configuration Versioning
    6. 6. Designing Secret Configuration Separation
    7. 7. Designing Configuration Validation
    8. 8. Designing Configuration Rollback
    9. 9. Designing Configuration Auditing
    10. 10. Designing Configuration Inheritance
    11. 11. Designing A/B Testing Configuration
    12. 12. Designing Hot Configuration Reloading

  46. Designing Deployment Strategies

    1. 1. Designing Blue-Green Deployment
    2. 2. Designing Canary Deployment
    3. 3. Designing Rolling Deployment
    4. 4. Designing Shadow Deployment
    5. 5. Designing Database Migration Strategy
    6. 6. Designing Zero-Downtime Deployment
    7. 7. Designing Rollback Mechanisms
    8. 8. Designing A/B Deployment Infrastructure
    9. 9. Designing Environment Configuration Management
    10. 10. Designing Deployment Pipeline
    11. 11. Designing Progressive Rollout
    12. 12. Designing Deployment Verification

  47. Designing Cloud-Native Architecture

    1. 1. Designing Containerization Architecture
    2. 2. Designing Kubernetes Orchestration
    3. 3. Designing Cloud Service Integration
    4. 4. Designing Serverless Architecture
    5. 5. Designing Infrastructure as Code
    6. 6. Designing Auto-Scaling Architecture
    7. 7. Designing Cloud Storage Architecture
    8. 8. Designing Cloud Networking
    9. 9. Designing Cloud Security Architecture
    10. 10. Designing Cloud Cost Optimization
    11. 11. Designing Multi-Cloud Strategy
    12. 12. Designing Kubernetes Networking

  48. Designing Service Mesh Architecture

    1. 1. Understanding Service Mesh Concepts
    2. 2. Designing Service-to-Service Communication
    3. 3. Designing Traffic Management
    4. 4. Designing Service Discovery
    5. 5. Designing Mutual TLS (mTLS)
    6. 6. Designing Observability and Tracing
    7. 7. Designing Traffic Policies
    8. 8. Designing Canary Deployments with Mesh
    9. 9. Designing Fault Injection Testing
    10. 10. Designing Rate Limiting at Mesh Level
    11. 11. Designing Service Mesh Security
    12. 12. Designing Multi-Cluster Service Mesh

  49. Designing Network Performance Optimization

    1. 1. Designing Connection Pooling
    2. 2. Designing DNS Resolution and Caching
    3. 3. Designing TCP Optimization
    4. 4. Designing HTTP Pipelining and Multiplexing
    5. 5. Designing Request Batching
    6. 6. Designing Latency Optimization
    7. 7. Designing Connection Reuse Patterns
    8. 8. Designing Payload Size Optimization
    9. 9. Designing Protocol Buffers and Binary Serialization
    10. 10. Designing Network Timeout Strategy
    11. 11. Designing Edge Computing Architecture
    12. 12. Designing Content Compression

  50. Designing Performance Testing and Benchmarking

    1. 1. Designing Load Testing Strategy
    2. 2. Designing Stress Testing
    3. 3. Designing Spike Testing
    4. 4. Designing Soak Testing
    5. 5. Designing Performance Baselines
    6. 6. Designing Capacity Planning
    7. 7. Designing Performance Monitoring During Tests
    8. 8. Designing Scalability Testing
    9. 9. Designing Benchmarking Methodology
    10. 10. Designing Bottleneck Identification
    11. 11. Designing Chaos and Resilience Testing
    12. 12. Designing Production Load Testing

  51. Designing Multi-Tenancy Architecture

    1. 1. Designing Database-per-Tenant Architecture
    2. 2. Designing Shared Database with Tenant Isolation
    3. 3. Designing Schema-per-Tenant Architecture
    4. 4. Designing Tenant Data Isolation
    5. 5. Designing Tenant Customization
    6. 6. Designing Tenant Provisioning
    7. 7. Designing Cross-Tenant Operations
    8. 8. Designing Tenant Rate Limiting
    9. 9. Designing Tenant Billing and Metering
    10. 10. Designing Tenant Migration
    11. 11. Designing Tenant Resource Quotas
    12. 12. Designing Tenant Onboarding

  52. Designing Geospatial Architecture

    1. 1. Designing Location-Based Search
    2. 2. Designing Proximity Query System
    3. 3. Designing Geospatial Indexing
    4. 4. Designing Distance Calculation
    5. 5. Designing Geocoding and Reverse Geocoding
    6. 6. Designing Geofencing System
    7. 7. Designing Coordinate System Management
    8. 8. Designing Map Tile Serving
    9. 9. Designing Location Tracking
    10. 10. Designing Geospatial Query Performance
    11. 11. Designing Real-Time Location Updates
    12. 12. Designing Route Optimization

  53. Designing Payment and Billing Systems

    1. 1. Designing Payment Gateway Integration
    2. 2. Designing Subscription Management
    3. 3. Designing Recurring Billing
    4. 4. Designing Invoice Generation
    5. 5. Designing Payment Retry Strategy
    6. 6. Designing Payment Webhook Handling
    7. 7. Designing Refund Processing
    8. 8. Designing Usage-Based Billing
    9. 9. Designing Payment Security
    10. 10. Designing Multi-Currency Support
    11. 11. Designing Payment Reconciliation
    12. 12. Designing Fraud Detection

  54. Designing Workflow Engine Architecture

    1. 1. Designing State Machine Architecture
    2. 2. Designing Workflow Orchestration
    3. 3. Designing Long-Running Workflow Management
    4. 4. Designing Workflow Versioning
    5. 5. Designing Compensation and Rollback
    6. 6. Designing Workflow State Persistence
    7. 7. Designing Workflow Monitoring
    8. 8. Designing Human-in-the-Loop Workflows
    9. 9. Designing Parallel Task Execution
    10. 10. Designing Workflow Scheduling
    11. 11. Designing Workflow Error Handling
    12. 12. Designing Workflow Templates

  55. Designing Internationalization Architecture

    1. 1. Designing Multi-Language Support
    2. 2. Designing Translation Management System
    3. 3. Designing Locale-Specific Formatting
    4. 4. Designing Currency Conversion
    5. 5. Designing Time Zone Management
    6. 6. Designing RTL Language Support
    7. 7. Designing Content Localization
    8. 8. Designing Regional Compliance
    9. 9. Designing Unicode Support
    10. 10. Designing Multi-Region Content Delivery
    11. 11. Designing Language Detection
    12. 12. Designing Pluralization Handling

  56. Designing Machine Learning Infrastructure

    1. 1. Designing Model Serving Architecture
    2. 2. Designing Feature Store Architecture
    3. 3. Designing Training Pipeline
    4. 4. Designing Model Versioning and Registry
    5. 5. Designing A/B Testing for ML Models
    6. 6. Designing Model Monitoring and Drift Detection
    7. 7. Designing Batch vs Real-Time Inference
    8. 8. Designing ML Data Pipeline
    9. 9. Designing Model Retraining Strategy
    10. 10. Designing Model Explainability
    11. 11. Designing MLOps Pipeline
    12. 12. Designing GPU Resource Management

  57. Designing Large-Scale System Examples

    1. 1. Designing URL Shortener System
    2. Example: short code lookup
    3. 2. Designing Social Media Feed System
    4. 3. Designing Video Streaming Platform
    5. 4. Designing Ride-Sharing System
    6. 5. Designing E-commerce Platform
    7. 6. Designing Chat Application
    8. 7. Designing Search Engine
    9. 8. Designing Rate Limiter Service
    10. 9. Designing Distributed Cache System
    11. 10. Designing Newsfeed Ranking System
    12. 11. Designing Notification Platform
    13. 12. Designing Ticketing System