Samrat Dutta Roy

Senior Frontend Engineer at Vinsol | STADIUM

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I am a frontend specialist with 5+ years of experience engineering high-performance, accessible, and elegant web applications. Currently, I lead and build user-facing platforms at Vinsol | STADIUM with a focus on performance optimization, robust state management, and modern developer tooling.

Through this blog, I write deep-dives dissecting the engineering patterns, runtime architectures, and clean-code philosophies that sit just beneath the surface of frontend, backend, and systems engineering.

Core Tech Stack

Next.js

React

TypeScript

Redux Toolkit

React Query

GraphQL

Turborepo

Node.js

Writing & Deep Dives

Name	Date	Tags	Status
📝 Why Your Next.js Images Are Slow: The Props You're Probably Missing	May 25, 2026	next.js next/image image optimization sizes prop fill prop width height props web performance Core Web Vitals LCP frontend slow images srcset	Published
📝 Why Did My Already-Loaded Component Show a Skeleton Again? React Suspense Bubbling Explained	May 24, 2026	react suspense dynamic import next.js suspense bubbling lazy loading skeleton loader react internals frontend debugging javascript react performance	Published
📝 Functions vs Classes in JavaScript: When to Use Which and Why It Actually Matters	May 23, 2026	javascript typescript functions vs classes closures prototype chain OOP functional programming React hooks class components Django views memory efficiency software architecture javascript interview	Published
📝 Why Does Changing DNS Fix High Ping in Valorant? The Real Technical Reason	Mar 15, 2026	valorant high ping fix ping valorant dns ping fix cloudflare dns gaming google dns vs cloudflare anycast routing EDNS client subnet networking valorant lag fix dns 1.1.1.1 gaming	Published
📝 What is UTF-8 Character Encoding? A Real Bug That Finally Made It Click	Feb 18, 2026	utf-8 character encoding unicode javascript csv export byte order mark BOM charset emoji encoding frontend debugging	Published
📝 Is Node.js Single-Threaded? The Complete Answer Explained	Jan 20, 2026	nodejs single-threaded event loop libuv worker threads cluster module backend javascript node.js architecture interview questions	Published