---
title: "Abdul Samad (@AbdulSamad30) | Hashnode"
description: "Come here and just learn. Read the latest articles by Abdul Samad on Hashnode."
url: "https://hashnode.com/@AbdulSamad30"
---

@AbdulSamad30

# Abdul Samad

@AbdulSamad30 · Karachi, Pakistan · Joined February 2024

Come here and just learn

### [Realtime Systems: Polling, WebSockets, SSE, and Pub/Sub](https://abdulsamad30.hashnode.dev/realtime-systems-polling-websockets-sse-and-pub-sub?utm_source=hashnode&utm_medium=feed)

From polling to WebSockets how realtime systems actually work

5 min read · [abdulsamad30.hashnode.dev](https://abdulsamad30.hashnode.dev/realtime-systems-polling-websockets-sse-and-pub-sub?utm_source=hashnode&utm_medium=feed)

[Jul 14](https://hashnode.com/posts/realtime-systems-polling-websockets-sse-and-pub-sub/6a56735e41e10ef081d2eb08)

### [Building Scalable Systems: Caching, Rate Limiting and Observability](https://abdulsamad30.hashnode.dev/building-scalable-systems-caching-rate-limiting-and-observability?utm_source=hashnode&utm_medium=feed)

A practical guide to building production-grade systems that handle traffic spikes, protect critical resources, and stay observable under pressure.

11 min read · [abdulsamad30.hashnode.dev](https://abdulsamad30.hashnode.dev/building-scalable-systems-caching-rate-limiting-and-observability?utm_source=hashnode&utm_medium=feed)

[Jul 14](https://hashnode.com/posts/building-scalable-systems-caching-rate-limiting-and-observability/6a55b32592590cd975343682)

### [Kafka Explained Like You're 5: Events, Partitions, and Consumer Groups](https://abdulsamad30.hashnode.dev/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups?utm_source=hashnode&utm_medium=feed)

A system design guide to understanding how Kafka handles millions of events using topics, partitions, and consumer groups

13 min read · [abdulsamad30.hashnode.dev](https://abdulsamad30.hashnode.dev/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups?utm_source=hashnode&utm_medium=feed)

[Jul 14](https://hashnode.com/posts/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups/6a55a6456b2d1e2f6c6f4465)

### [Modern Next.js: Routing, Layouts, Server Components, API Routes & Server Actions](https://abdulsamad30.hashnode.dev/modern-next-js-routing-layouts-server-components-api-routes-server-actions?utm_source=hashnode&utm_medium=feed)

Master routing, Server Components, API Routes, Server Actions, authentication, and production architecture in one place.

12 min read · [abdulsamad30.hashnode.dev](https://abdulsamad30.hashnode.dev/modern-next-js-routing-layouts-server-components-api-routes-server-actions?utm_source=hashnode&utm_medium=feed)

[Jul 13](https://hashnode.com/posts/modern-next-js-routing-layouts-server-components-api-routes-server-actions/6a54d99e332a1578c73bf366)

### [Why Next.js Exists and Why It Became the Industry Standard for React](https://abdulsamad30.hashnode.dev/why-next-js-exists-and-why-it-became-the-industry-standard-for-react?utm_source=hashnode&utm_medium=feed)

A practical guide to understanding why Next.js became the go-to framework for building production React applications covering rendering strategies, routing, Server Components, and performance.

8 min read · [abdulsamad30.hashnode.dev](https://abdulsamad30.hashnode.dev/why-next-js-exists-and-why-it-became-the-industry-standard-for-react?utm_source=hashnode&utm_medium=feed)

[Jul 13](https://hashnode.com/posts/why-next-js-exists-and-why-it-became-the-industry-standard-for-react/6a54c4b14ceb9c3e51b7a1ca)