System Design: Twitter Feed Architecture and Scalability
Deep dive into Twitter system design. Learn about feed generation, fan-out, timeline computation, search, notifications, and scaling challenges.
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System Design: URL Shortener from Scratch
Deep dive into URL shortener architecture. Learn hash function design, redirect logic, data storage, rate limiting, and high-availability.
Disaster Recovery: RTO, RPO, and Building a Recovery Plan
Disaster recovery planning protects against catastrophic failures. Learn RTO/RPO metrics, backup strategies, failover automation, and multi-region recovery patterns.
Distributed Caching: Multi-Node Cache Clusters
Scale caching across multiple nodes. Learn about cache clusters, consistency models, session stores, and cache coherence patterns.
Distributed Tracing: Trace Context and OpenTelemetry
Master distributed tracing for microservices. Learn trace context propagation, OpenTelemetry instrumentation, and how to debug request flows across services.
Distributed Transactions: ACID vs BASE Trade-offs
Explore distributed transaction patterns: ACID vs BASE trade-offs, two-phase commit, saga pattern, eventual consistency, and choosing the right model.
DNS and Domain Management: A Complete Guide to Domain Name System
Learn how DNS resolution works, understand record types (A, AAAA, CNAME, MX), TTL, DNS hierarchy, and best practices for managing domains.
Elasticsearch: Full-Text Search at Scale
Learn how Elasticsearch powers search at scale with inverted indexes, sharding, replicas, and its powerful Query DSL for modern applications.
ELK Stack: Elasticsearch, Logstash, Kibana, and Beats
Complete guide to the ELK Stack for log aggregation and analysis. Learn Elasticsearch indexing, Logstash pipelines, Kibana visualizations, and Beats shippers.
Event-Driven Architecture: Events, Commands, and Patterns
Learn event-driven architecture fundamentals: event sourcing, CQRS, event correlation, choreography vs orchestration, and implementation patterns.