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Interview

A collection of 11 posts

💻 Coding Is Not Just for Developers Category:

💻 Coding Is Not Just for Developers Category:

Coding is no longer just for developers. It improves problem-solving, logical thinking, and tech awareness across all professions. In a digital world, understanding code is a powerful life skill, not a job requirement. #Coding #FutureSkills #Technology #CareerGrowth #Bitveen

Learn how real-world companies design scalable MongoDB systems...

Real-World Architecture Diagram for MongoDB with Sharding & Replication

Learn how real-world companies design scalable MongoDB systems using sharding for high performance and replication for data safety. This guide breaks down each component—mongos, config servers, and shard clusters—with a clear architecture diagram. #MongoDB #Sharding #DevOps

Goal is to get yourself ready for an interview in the next 1–2 days.

Interview Featured

🆘 Emergency Interview Plan (Get yourself Ready in 48 Hours)

Goal is to get yourself ready for an interview in the next 1–2 days in case an urgent opportunity comes. This quick plan helps you refine your pitch, revise core skills, prepare DSA, fix your resume, and boost confidence fast. #trending #howto #learn #bitveen #interview #interviewpreparations

Job Crisis or Opportunity Coming in 2026? – AI Career Guide

Job Crisis or Opportunity Coming in 2026? – AI Career Guide

AI is no longer the future — it’s the present. As automation speeds up, many fear that 2026 could bring one of the biggest job crises in decades. "For those who adapt, it won’t be a crisis — it’ll be a career revolution." #AI #FutureOfWork #Jobs2026 #ArtificialIntelligence #SkillIndia #CareerGrowth

Real-Time Seat Booking/Locking System

Real-Time Seat Booking/Locking System using Node.js, MongoDB, and Socket.IO (with Code Examples)

This approach gives you a scalable, real-time seat locking system using Node.js + MongoDB + Socket.IO with minimal code and strong flexibility.

Quiet Quitting vs. Silent Quitting — Which One Is Ruining Your Career (or Saving It)?

Quiet Quitting vs. Silent Quitting — Which One Is Ruining Your Career (or Saving It)?

“Quiet quitting” and “silent quitting” sound similar, but they’re very different—and the impact on your career and money can be huge. Here’s what they mean, why people are doing it, and what it could mean for your future.

JavaScript Concurrency — How the Event Loop Handles Microtasks (Promises) and Macrotasks

JavaScript Concurrency — How the Event Loop Handles Microtasks (Promises) and Macrotasks

Node.js — understanding concurrency, the event loop, and the difference between microtasks and macrotasks is essential. If you've ever been confused why Promise.then() runs before setTimeout(), or why some I/O callbacks appear “delayed,” this guide will clear things up.

Understanding Service Workers and Web Workers in Modern Web Development

Understanding Service Workers and Web Workers in Modern Web Development

As I explore modern web APIs, understanding how Service Workers and Web Workers enhance user experience was eye-opening. I’ll be using them in my next PWA project for better performance and offline support!

Job Queue using BullMQ, Redis, and Node.js

Job Queue using BullMQ, Redis, and Node.js - Example with Worker, Queue Events, and Timeout Handling

Using BullMQ, Redis, and Node.js. In modern backend applications, offloading resource-heavy or asynchronous tasks to a background job queue is a must. Whether you’re validating large datasets, sending emails, or processing images, using a job queue ensures your app stays responsive and scalable.

What is <!DOCTYPE html> and Why is it at the Top of Every HTML Page?

What is <!DOCTYPE html> and Why is it at the Top of Every HTML Page?

<!DOCTYPE html> is a declaration that tells the browser what version of HTML the page is written in and how it should interpret the HTML code.

Understanding Angular–Node.js Architecture

Understanding Angular–Node.js Architecture: A Complete Guide to the Client Journey

Angular and Node.js are a popular and powerful combination. Angular, being a client-side SPA (Single Page Application) framework, and Node.js, being a non-blocking, event-driven backend runtime, together create fast, scalable, and real-time web applications.