Skip to main content

Blog

Thoughts & Stories

Sharing my experiences, learnings, and adventures in tech and beyond.

Browse by Topic

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)
Eventual Consistency Explained: When Is Stale Data Acceptable?
BackendOctober 202610 min read

Eventual Consistency Explained: When Is Stale Data Acceptable?

What eventual consistency guarantees, how replicas converge with LWW, version vectors and CRDTs, and which features can tolerate stale reads and which cannot.

Read More
Two-Phase Commit vs Saga: Distributed Transactions Compared
BackendOctober 202610 min read

Two-Phase Commit vs Saga: Distributed Transactions Compared

Two-phase commit vs saga for distributed transactions: how 2PC blocks and holds locks, what PostgreSQL PREPARE TRANSACTION offers, and when a saga fits better.

Read More
Design a Payment System: Ledger, Idempotency, Reconciliation
BackendOctober 202614 min read

Design a Payment System: Ledger, Idempotency, Reconciliation

How to design a payment system that never loses or double-charges money: a payment state machine, an append-only double-entry ledger in integer cents, idempotency keys, webhooks and daily reconciliation.

Read More
Design a Video Streaming System: HLS, CDN and Adaptive Bitrate
CloudOctober 202613 min read

Design a Video Streaming System: HLS, CDN and Adaptive Bitrate

How video streaming works and how to design it: a transcode ladder, HLS segments and manifests, object storage, a CDN, adaptive bitrate logic, signed URLs and live versus VOD, with the storage and egress arithmetic shown.

Read More
Design a Web Crawler: URL Frontier, robots.txt and Dedup
BackendOctober 202614 min read

Design a Web Crawler: URL Frontier, robots.txt and Dedup

How do you design a web crawler that scales? A worked design: URL frontier, robots.txt under RFC 9309, dedup, DNS caching, crawler traps and recrawl scheduling.

Read More
Design a Distributed Job Scheduler That Runs Each Job Once
BackendOctober 202613 min read

Design a Distributed Job Scheduler That Runs Each Job Once

How to design a distributed job scheduler that runs each job once: slot rows, Postgres SKIP LOCKED leases, advisory locks, catch-up, retries and idempotent handlers.

Read More

Showing 157–162 of 818 posts

Explore More

Projects

See the projects I've built

Experience

My professional career

Certifications

Professional certifications