Jawahar Selvaraj
Software Engineer
15+ years building reliable enterprise software, now crafting thoughtful, high-quality apps as an indie developer.
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Recent Videos
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Symmetric vs Asymmetric Encryption in a nutshell. 🔒
Encryption is everywhere — but not all encryption works the same way. In this video, we break down symmetric vs asymmetric encryption in a
What is Checksum: The Easiest Explanation You’ll Ever See 👌
Checksums are everywhere — in downloads, network packets, hard drives, APIs, and distributed systems. But most developers never stop to unde
CQRS explained in a Nutshell – Simple Guide for Developers
In this video, we break down **CQRS (Command Query Responsibility Segregation)** — a powerful architectural pattern that helps you build sca
Recent Articles
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jebi Why jebi Should Be Your Default Mac Terminal
jebi is an Electron based terminal for Apple Silicon Macs with a local LLM wired directly into the shell session, no API key, no internet call, nothing leaves your laptop. Here's a walkthrough of the AI error explanations, next command suggestions, natural language to command conversion, the destructive command guard, slash commands, and global history search that make it worth switching to.
AWS AWS RDS Upgrades - Every enginner's nightmare
Upgrading a database is the stuff that nightmares are made of, especially when it comes to Amazon Web Services (AWS) Relational Database Service (RDS). It's like trying to change a tire on a car that's driving down the highway at 100 miles per hour!
Go Golang - Inheritance vs Composition
Have you ever worked with a system, where it often end up in an unexpected state?