Blog

Tech Insights & Engineering Notes

AI systems, platform engineering and architecture. Lessons from 13+ years of building at scale.

10/10/2023 3 min read

Event Bubbling in JavaScript

Executive Summary: Nested DOM events fire on the target then climb parent nodes, which surprises teams who attach…
06/10/2023 2 min read

Implementing Google Fonts in React Native App

Want to make your React Native apps look nice and user-friendly? Google Fonts is your best buddy! This…
03/10/2023 8 min read

Data Privacy Compliance Checklist for Indian Businesses

Actionable DPDP Act checklist for Indian businesses: notices, consent, rights, security, breach response, vendors, and a 90-day plan…
30/09/2023 4 min read

Microservice System Design

Executive Summary: Splitting a monolith into services without design discipline trades one problem for distributed complexity. I cover…
24/09/2023 10 min read

Annotations in Java: Built-in, Custom, and Retention Policies

Executive Summary: Java annotations are types declared with @interface whose elements hold compile-time constants. I cover built-ins like…
13/09/2023 15 min read

FastAPI Tutorial: Build a REST API in Python Step by Step

Build a complete task API with FastAPI: typed request and response models, a database session per request, proper…
12/09/2023 7 min read

GDPR vs DPDP: User Rights and Consent Compared

Side-by-side map of GDPR and India DPDP Act consent rules and user rights, including Article 6 versus Section…
05/09/2023 7 min read

India’s DPDP Act and Cookie Consent: Compliance Checklist

DPDP Act cookie checklist for Indian websites: personal data trigger, notice and consent principles under the Act, inventory,…
05/09/2023 11 min read

Circuit Breaker Pattern: States, Failing Fast, and Bulkheads

The circuit breaker pattern: the three circuit breaker states, failing fast with real fallbacks, and the bulkhead pattern…
02/09/2023 12 min read

Practice: Process and Analyze a CSV with Streams

Executive Summary: This practice project analyzes a sales CSV with Java streams. You model rows as a validated…
29/08/2023 7 min read

Sensitive Data Protection Under India’s DPDP Act: A Practical Guide

India's DPDP Act has no sensitive-personal-data tier like GDPR Article 9. Here I map what the Act requires…
22/08/2023 8 min read

DPDP Act User Rights: A Practical Guide for Indian Websites

Map DPDP Act Sections 11 to 14 into website workflows for access, correction, erasure, grievance, and nomination. Detailed…
15/08/2023 10 min read

Semantic Versioning in Practice: Breaking Changes, Deprecation, and Trust

Semantic Versioning in Practice shows how you mark breaking changes, deprecate old APIs, and keep the trust of…
12/08/2023 11 min read

NIO.2: Path, Files, and Modern File Handling

Executive Summary: NIO.2’s Path and Files replace string-built file paths and verbose IO code. I’ll cover building and…