| Area | Pattern | Use Case (Why It’s Important) | YouTube Link |
|---|---|---|---|
| Coding | Singleton | Ensures only one instance of a class exists (e.g., database connections). |  Link |
| Coding | Factory Pattern | Creates objects dynamically, useful for dependency injection and flexible architecture. | Link |
| Coding | Observer Pattern | Implements event-driven programming (e.g., pub-sub in microservices). | Link |
| Cloud | Circuit Breaker | Prevents cascading failures in microservices and improves resiliency. | Link |
| Cloud | API Gateway | Centralized access control, logging, and rate limiting in microservices. | Link |
| Cloud | Auto-Scaling | Dynamically adjusts resources based on demand in AWS, Azure, or GCP. | Link |
| Cloud | Blue-Green Deployment | Enables zero-downtime deployments in cloud environments. | Link |
| Data | CQRS (Command Query Responsibility Segregation) | Separates read and write operations to improve database performance. | Link |
| Data | Event Sourcing | Stores state changes as events instead of modifying records. | Link |
| Data | Polyglot Persistence | Uses different databases (SQL, NoSQL) based on data requirements. | Link |
| AI/ML | Transfer Learning | Uses pre-trained models to improve ML efficiency. | Link |
| AI/ML | Reinforcement Learning | AI learns from rewards and penalties, used in robotics and game AI. | Link |
| AI/ML | Model Deployment (MLOps) | Automates AI/ML model deployment in cloud environments. | Link |
| People | Servant Leadership | Focuses on empowering teams rather than top-down management. | Link
|
| People | DevOps Culture | Encourages collaboration between Dev and Ops teams. | Link |
| People | Emotional Intelligence | Essential for managing teams and stakeholders effectively. | Link |
| Process | Agile Methodology | Iterative development process that adapts to changing requirements. | Link |
| Process | Six Sigma | Improves business processes by reducing defects and inefficiencies. | Link |
| Process | TOGAF (Enterprise Architecture) | Helps define and structure enterprise IT strategy. | Link |
| Security | Zero Trust Security | Ensures strict identity verification for every user and device. | Link |
| Security | JWT (JSON Web Token) | Secure authentication for APIs and microservices. | Link |
| Security | Encryption-at-Rest & in-Transit | Protects data while stored and being transmitted. | Link |
| Security | OAuth 2.0 & OpenID Connect | Secure authorization for third-party applications. | Link |
| DevOps | Infrastructure as Code (IaC) | Automates infrastructure provisioning (Terraform, Ansible). | Link |
| DevOps | GitOps | Uses Git as a single source of truth for CI/CD pipelines. | Link |
| DevOps | Canary Deployment | Deploys updates to a small subset before full rollout. | Link |
| Networking | Service Mesh (Istio, Linkerd) | Manages communication between microservices securely. | Link |
| Networking | API Throttling & Rate Limiting | Prevents abuse and overload of API services. | Link |
| Networking | CDN (Content Delivery Network) | Enhances website and application performance globally. | Link |
| Testing | Shift-Left Testing | Embeds testing early in the SDLC for defect prevention. | Link |
| Testing | Chaos Engineering | Tests system resilience by simulating failures. | Link |
| Testing | Synthetic Monitoring | Simulates user behavior to test application performance. | Link |
| Observability | Distributed Tracing (Jaeger, Zipkin) | Tracks requests across microservices. | Link |
| Observability | Log Aggregation (ELK, Splunk) | Collects and analyzes logs from distributed systems. | Link |
| Observability | Real-time Metrics (Prometheus, Grafana) | Monitors applications and infrastructure health. | Link |
| Edge Computing | Fog Computing | Extends cloud capabilities closer to IoT devices. | Link |
| Edge Computing | Content Caching | Stores frequently accessed data at the network edge. | Link |
| Blockchain | Smart Contracts (Ethereum, Hyperledger) | Automates trust-based transactions in finance, healthcare, and supply chains. | Link |
| Blockchain | Decentralized Identity | Enhances security with blockchain-based authentication. | Link |
| IoT | MQTT & CoAP | Lightweight messaging protocols for IoT devices. | Link |
| IoT | Digital Twin | Virtual replicas of physical devices for monitoring & simulation. | Link |
| IoT | Edge AI | Runs AI models directly on IoT devices for real-time decision-making. | Link |
| Compliance | GDPR, HIPAA, ISO 27001 | Data security, privacy, and regulatory compliance for enterprises. | Link |
