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Ebn Sina

Notes

Notes

Deep-dive series on systems, infrastructure, and engineering craft.

Hover a folder to open its topics.

System Design Core system design concepts and case studiesDSA Data structures and algorithmsNetworking How the internet works, TCP/IP, DNS, HTTPDB Internals Storage engines, B-trees, WAL, MVCC
Go Go from fundamentals to productionFrontend Rendering patterns, state management, performance
API Design REST, pagination, versioning, rate limitingGraphQL Schema design, resolvers, subscriptionsgRPC Protobuf, streaming, interceptors, TLSWebSockets Real-time, pub/sub, presence, backpressureWebhooks Sending, signing, retries, idempotency
Linux / VPS SSH, systemd, firewall, processesWeb Servers Nginx, reverse proxy, edge cachingTLS & Certs Let's Encrypt, ACME, certificate managementDevOps Containers, Kubernetes, CI/CD, IaCContainers Docker fundamentals and patternsOrchestration Kubernetes and container orchestrationIaC Infrastructure as code, Terraform
Data Modeling Entities, normalization, schema evolutionAuth & Security Authentication, authorization, security patternsAPI Gateway Gateway patterns, routing, aggregationCaching Cache strategies, Redis, CDNBackground Jobs Job queues, workers, schedulingMessaging Message queues, Kafka, RabbitMQEvent-Driven Event sourcing, CQRS, Saga patternStorage Object storage, block storage, file systemsSearch Full-text search, Elasticsearch, indexing
Load Balancing Algorithms, health checks, session affinityHorizontal Scaling Stateless services, auto-scalingReplication & Sharding Database scaling strategies
Observability Metrics, logging, tracing, alertingSRE SLIs, SLOs, incident response, chaos engineeringTesting Unit, integration, E2E, contract testingPerformance Profiling, optimization, benchmarkingDisaster Recovery RTO, RPO, backup strategiesCapacity & Cost FinOps, capacity planning, cost optimizationMicroservices Service boundaries, communication, patternsChaos & Resilience Fault injection, circuit breakers, bulkheads
Ethical Hacking Penetration testing, OSINT, exploitation, CTF — zero to professional