Secure File Upload Microservice (Express.js + TypeScript)

A secure backend microservice to handle authenticated file uploads, background processing, and metadata tracking using:

• Express.js (MVC)
• TypeScript
• PostgreSQL with TypeORM
• JWT authentication
• Multer for file uploads
• BullMQ + Redis for async processing

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🔧 Setup Instructions

1. Clone the repo & install dependencies

git clone https://github.com/prathmkorgaonkar/SecureFileService.git
cd secure-file-upload
npm install

2. Configure environment variables

Create a .env file in the root:

BACKEND_URL= http://localhost:3001
FILE_LOCATION = D:/Secure-File-Service/SecureFileService/
PORT=3001
JWT_SECRET=JWT_SECRET
POSTGRES_HOST=localhost
POSTGRES_PORT=5432
POSTGRES_USERNAME=postgres
POSTGRES_PASSWORD="password"
POSTGRES_DATABASE=fileupload
REDIS_HOST=localhost
REDIS_PORT=6379

3. Setup PostgreSQL database

CREATE DATABASE fileupload;

Or use docker-compose if configured.

4. Run the application

npm start

App runs at http://localhost:3001

📂 Folder Structure

src/
├── controllers/
├── routes/
├── models/
├── services/
├── middlewares/
├── utils/
├── jobs/
├── config/
├── uploads/