---
title: "Shejan Mahamud (@Shejan-Mahamud) | Hashnode"
description: "Full Stack  Engineer. Read the latest articles by Shejan Mahamud on Hashnode."
url: "https://hashnode.com/@Shejan-Mahamud"
---

@Shejan-Mahamud

# Shejan Mahamud

@Shejan-Mahamud · Rajshahi, Bangladesh · Joined October 2025

Full Stack Engineer

[Website](https://www.shejan.me/)

### [How Do Global Execution Context and Temporal Dead Zone Work in JavaScript?](https://freecodecamp.org/news/global-execution-context-and-temporal-dead-zone-explained?utm_source=hashnode&utm_medium=feed)

Have you ever wondered how JavaScript runs your code behind the scenes, and how the Global Execution Context actually works? How does hoisting work for var, let, and const? Consider the code bellow: console.log('My age is', age) console.log('My name ...

12 min read · [freecodecamp.org](https://freecodecamp.org/news/global-execution-context-and-temporal-dead-zone-explained?utm_source=hashnode&utm_medium=feed)

[Nov 5, 2025](https://hashnode.com/posts/global-execution-context-and-temporal-dead-zone-explained/690b5691972e7bfdc1ed09c1)

### [How \_\_proto\_\_, prototype, and Inheritance Actually Work in JavaScript](https://freecodecamp.org/news/how-proto-prototype-and-inheritance-actually-work-in-javascript?utm_source=hashnode&utm_medium=feed)

Have you ever wondered why everything in JavaScript acts like an object? Or how inheritance actually works behind the scenes? What's the difference between \_\_proto\_\_ and prototype? If these questions have crossed your mind, you're not alone. These ar...

8 min read · [freecodecamp.org](https://freecodecamp.org/news/how-proto-prototype-and-inheritance-actually-work-in-javascript?utm_source=hashnode&utm_medium=feed)

[Nov 4, 2025](https://hashnode.com/posts/how-proto-prototype-and-inheritance-actually-work-in-javascript/690a2d839d070c31fadbc25e)