Kawal Jain

@kawaljain

Exploring JavaScript, GenAI, and Everything in Between

IndiaJoined April 2025

About

🧑‍💻 Full Stack Developer | JavaScript & GenAI Enthusiast 🚀 7+ years building scalable web apps with React, Node.js & PHP 💡 Exploring GenAI, Microservices, and Clean Code Principles 📚 Blogging my dev journey, lessons learned, and side experiments ♟️ Chess lover | Vegetarian foodie | Life-long learner

Available for

✅ Available for Full Stack opportunities (React, Node.js, GenAI) 🤝 Open to freelance projects & tech collaborations 🧠 Happy to connect with devs, startups & AI enthusiasts 🎯 Available for writing technical articles or mentorship

Kawal Jain's blogs

KawalJainblog.kawaljain.com12 posts

Recently published

blog.kawaljain.com

🚀 SOLID Principles Series – Part 2: Open/Closed Principle (OCP)

Open/Closed Principle (OCP) Make your code ready for change — without breaking old stuff “A class should be open for extension but closed for modification.”— Bertrand Meyer What Does That Even Mean? Let’s break it down: Open for extension = You c...

May 23, 20252 min read

blog.kawaljain.com

🚀 SOLID Principles Series – Part 1: Single Responsibility Principle (SRP)

There is no better way to start off my post than introducing you to the SOLID Principles – a set of five rules that every developer, regardless of experience, needs to master in order to produce clean, scalable, performance-oriented, and easy-to-main...

May 20, 20253 min read

blog.kawaljain.com

Meet Your New Co-Workers: AI Agents

What Are AI Agents? AI agents are smart software systems that can work independently. They can plan, make decisions, and work with other agents without constant human guidance. Examples include AutoGPT and BabyAGI. Benefits Flexibility: Agents ...

May 19, 20252 min read

blog.kawaljain.com

Rate Limiter

A Rate Limiter is a system that blocks a user request and only allows a certain number of requests to go through in a specified period. Why Do we need it? Prevent DDOS attacks and malicious users from overloading our site's traffic. Preventing thes...

May 19, 20253 min read

blog.kawaljain.com

Building a Scalable Chat App

Real-time + Horizontal Scalability Introduction When I first started building this chat app, there was one requirement I had in mind: it has to be real-time, scalable, and easy to scale up. Sounds easy—until you introduce multiple servers to the mix...

May 18, 20253 min read

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Kawal Jain

About

Available for

Kawal Jain's blogs

Recently published

🚀 SOLID Principles Series – Part 2: Open/Closed Principle (OCP)

🚀 SOLID Principles Series – Part 1: Single Responsibility Principle (SRP)

Meet Your New Co-Workers: AI Agents

Rate Limiter

Building a Scalable Chat App