Sohu Tech Products

Nov 8, 2023 · Mobile Development

How to Build a Robust Multi‑File Parallel Upload System for Mobile Apps

This article explains a complete design for uploading multiple video files from mobile apps, covering task management, resumable (MD5‑based) upload, chunked multipart form‑data handling, dynamic concurrency, memory‑efficient file streaming, error‑case handling, and provides concrete iOS code examples.