File Upload API Service

intermediate

A file upload service with multipart handling, virus scanning, image processing, chunked uploads, and storage abstraction. Supports S3 and local storage, upload progress tracking, and download with...

Target user

Backend developers who need file upload infrastructure

Problem

Applications need robust file upload with validation, processing, and storage abstraction without building upload logic from scratch each time.

Requirements

Handle multipart file uploads
Validate file types and sizes
Support chunked/resumable uploads
Abstract storage (S3, local, CDN)
Upload progress and download endpoints

Core technologies

Go, Gin, S3

Completion criteria

A file upload service with multipart, validation, chunked uploads, storage abstraction, and progress tracking.

Optional extensions

Add virus scanning
Implement image processing
Add CDN integration
Support file versioning