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DevOps & Cloud Infrastructure (193)AI & LLMs (143)Backend & APIs (102)Web Development (90)ERP Systems (77)Security (65)Software Development (58)Career Reflections (29)Cloud (29)AI / Machine Learning (18)Product & SaaS (12)University (1)Hackathons (1)
Service Mesh vs API Gateway: Differences and When to Use Each
CloudOctober 202611 min read

Service Mesh vs API Gateway: Differences and When to Use Each

Service mesh vs API gateway: north-south versus east-west traffic, sidecar versus ambient mesh, real nginx and Istio config, cost, and when you need neither.

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Strangler Fig Pattern: Monolith to Microservices Migration
Software DevelopmentOctober 202611 min read

Strangler Fig Pattern: Monolith to Microservices Migration

How to migrate a monolith to microservices with the strangler fig pattern: a routing facade, one slice at a time, data ownership, rollback and when to stop.

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Leader Election in Distributed Systems: Leases and Fencing
BackendOctober 202612 min read

Leader Election in Distributed Systems: Leases and Fencing

How leader election works in distributed systems: a Postgres lease with a fencing epoch, Redis and etcd alternatives, Kubernetes Lease objects and split-brain.

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Pub/Sub vs Message Queue: Differences and When to Use Each
BackendOctober 202610 min read

Pub/Sub vs Message Queue: Differences and When to Use Each

Pub/sub vs message queue: competing consumers versus fan-out, delivery guarantees, ordering, replay, consumer groups, and a checklist for jobs, notifications and events.

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Raft Consensus Algorithm Explained: Elections and Logs
BackendOctober 202614 min read

Raft Consensus Algorithm Explained: Elections and Logs

How the Raft consensus algorithm works: terms and roles, randomized leader election, log replication and the commit index, quorum arithmetic for 3, 5 and 7 nodes, safety, and where etcd and Consul use it.

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Backpressure in Distributed Systems: Stop a Fast Producer
BackendOctober 202611 min read

Backpressure in Distributed Systems: Stop a Fast Producer

Backpressure is how a slow consumer tells a fast producer to slow down. Learn bounded queues, load shedding, Node.js drain and queue-depth autoscaling.

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