PrepVault 🔐

A community-driven interview experience vault. Browse, filter, and share real interview experiences from top companies.

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Prerequisites

Make sure you have these installed:

• Node.js (v18 or above)
• npm (comes with Node.js)

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Project Structure

PrepVault/
├── prepvault-backend/    ← Express API (Port 5000)
└── prepvault-frontend/   ← React + Vite app (Port 5173)

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Setup & Run

1. Clone the repo

git clone <your-repo-url>
cd PrepVault

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2. Backend

cd prepvault-backend
npm install

Create a .env file inside prepvault-backend/:

PORT=5000

Create the logs folder (required for logger middleware):

mkdir logs

Start the backend:

npm run dev

Backend runs at → http://localhost:5000

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3. Frontend

Open a new terminal, then:

cd prepvault-frontend
npm install
npm run dev

Frontend runs at → http://localhost:5173

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API Routes

Method	Route	Description
GET	/api/experiences	Get all experiences
POST	/api/experiences	Submit a new experience
PUT	/api/experiences/:id	Update an experience
DELETE	/api/experiences/:id	Delete an experience
GET	/api/analytics/difficulty-summary	Difficulty breakdown
GET	/api/analytics/common-questions/:company	Top questions by company

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Tech Stack

• Backend — Node.js, Express.js v5, fs/promises, Morgan, dotenv
• Frontend — React (Vite), React Router, Framer Motion, Axios
• Storage — JSON file (data/experiences.json)