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Vol. I — No. 1Monday, August 31, 2026Price: FREE

JobPrep

THE MOST COMPREHENSIVE GUIDE FOR FULL-STACK ENGINEERS

CRACK YOUR INTERVIEW WITH CONFIDENCE!

By The Editors

A structured, no-fluff prep book covering JavaScript, React, Node.js, NestJS, MongoDB, system design, machine coding, DSA, and HR rounds is now available to the public. Every topic is meticulously formatted as Definition → Explanation → Code → Real-world use → Likely questions.

Our reporters have scoured the industry to compile over 200+ Data Structure and Algorithm coding questions, alongside 94 topic chapters across 13 intensive interview rounds.

INDEX OF SECTIONS

CAREER ROADMAPS — WHAT TO LEARN NEXT

Chasing AI engineering, ML, prompt engineering, FDE, data or MLOps? Each roadmap lays out the stages, the 1233 topics inside them, and the project that proves each stage is done. Tick topics off as you go.

AI Engineer

5 stages · 6-9 months part-time

ML Engineer

5 stages · 12-18 months part-time

Prompt Engineer

5 stages · 3-5 months part-time

FDE

5 stages · 9-12 months part-time

Data Engineer

5 stages · 6-10 months part-time

MLOps

5 stages · 6-10 months part-time

Frontend

5 stages · 5-8 months part-time

Backend

5 stages · 6-9 months part-time

Full-Stack

5 stages · 8-12 months part-time

React Native

5 stages · 5-8 months part-time

iOS

5 stages · 7-10 months part-time

Android

5 stages · 7-10 months part-time

Accessibility

5 stages · 4-7 months part-time

Web Performance

5 stages · 4-6 months part-time

DevOps

5 stages · 6-9 months part-time

SRE

5 stages · 8-12 months part-time

Cloud Architect

5 stages · 9-12 months part-time

Platform

5 stages · 7-10 months part-time

Kubernetes

5 stages · 6-9 months part-time

Network

5 stages · 6-10 months part-time

SysAdmin

5 stages · 5-8 months part-time

DBA

5 stages · 6-9 months part-time

Cybersecurity

5 stages · 8-12 months part-time

SOC Analyst

5 stages · 4-7 months part-time

Pentester

5 stages · 9-14 months part-time

AppSec

5 stages · 7-10 months part-time

Cloud Security

5 stages · 7-10 months part-time

IAM

5 stages · 6-9 months part-time

Data Scientist

5 stages · 8-12 months part-time

Data Analyst

5 stages · 4-7 months part-time

Analytics Eng

5 stages · 5-8 months part-time

BI Developer

5 stages · 4-7 months part-time

Big Data

5 stages · 8-12 months part-time

Data Architect

5 stages · 9-12 months part-time

NLP

5 stages · 8-11 months part-time

Computer Vision

5 stages · 8-12 months part-time

Agent Engineer

5 stages · 5-8 months part-time

AI Architect

5 stages · 6-9 months part-time

Research Scientist

5 stages · 18-30 months part-time

RecSys

5 stages · 8-12 months part-time

QA Automation

5 stages · 4-7 months part-time

SDET

5 stages · 6-9 months part-time

Performance Testing

5 stages · 4-7 months part-time

Technical PM

5 stages · 6-9 months part-time

Eng Manager

5 stages · 6-12 months part-time

Solutions Architect

5 stages · 7-10 months part-time

TPM

5 stages · 5-8 months part-time

DevRel

5 stages · 5-8 months part-time

Blockchain

5 stages · 7-11 months part-time

Embedded / IoT

5 stages · 8-12 months part-time

PRACTICE RIGHT IN YOUR BROWSER

Don't just read the ink—run the code! Every JavaScript example is one click from a live editor. No setup required.

THE EDITORIAL OPINION: WHY THIS PREP BOOK?

By The Chief Editor

The modern job market for software engineers has never been more competitive. With the advent of artificial intelligence, tightening economic conditions, and shifting tech stacks, passing a technical interview requires more than just knowing syntax. It requires deep, fundamental understanding of system architecture, data structures, and human behavior.

This publication was established to serve as the definitive, single-source compendium for full-stack interview preparation. We bypass the trivialities and focus strictly on what hiring committees discuss behind closed doors. Whether you are navigating the intricate algorithms required by FAANG or the complex architectural questions demanded by enterprise consulting firms, our syllabus provides the rigorous blueprint necessary for success.

FREQUENTLY ASKED QUESTIONS

Is this full-stack interview prep really free?
Yes. The entire curriculum, including over 200+ Data Structures & Algorithms questions, system design guides, and React/Node.js cheat sheets, is 100% open-source and free forever.
Which companies are these questions meant for?
Our curriculum is meticulously categorized into FAANG (Google, Amazon, Meta, Microsoft, Oracle) and top Service companies (TCS, Infosys, Wipro, Accenture). We track the exact questions asked in their most recent 2026 hiring cycles.
Do I need to know both React and NestJS?
While the book heavily features React on the frontend and Node.js/NestJS on the backend, the core architectural concepts (System Design, Microservices, Authentication, Database Indexing) apply universally across any technology stack.
What are the career roadmaps?
Stage-by-stage study maps for the roles hiring right now — 50 tracks covering 1233 topics, from AI and ML engineering to data, MLOps, and forward deployed engineering. Each one tells you what to learn, in what order, and what to build to prove it.
Do I need an account, and how is my progress saved?
There is no account and no sign-up. Ticked topics and roadmap progress are stored in your own browser using localStorage, so nothing is uploaded and nothing is tracked. Clearing your browser data resets your progress, and it does not follow you to another device.
Can I run the code examples?
Yes. The JavaScript Playground runs your code directly in your browser inside a sandboxed frame — no server, no account, and your code never leaves your machine. Use it to tweak any example from the book and see the console output immediately.
How do I report an error or contribute?
The whole book is a public GitHub repository. Open an issue for anything that looks wrong or out of date, or send a pull request — corrections, new questions, and better explanations are all welcome.