StreamIt Backend

A scalable video processing backend powering StreamIt.
Handles video uploads, asynchronous processing, and streaming delivery.

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Tech Stack

• Node.js
• AWS S3
• FFmpeg
• BullMQ (queue + worker)
• Redis
• MongoDB

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Features

• JWT-based authentication
• Presigned URL generation for direct S3 uploads
• Asynchronous video processing pipeline (FFmpeg)
• HLS (HTTP Live Streaming) generation
• Background job processing with Redis + BullMQ
• Video status tracking (PROCESSING → COMPLETED → FAILED)
• Search videos by title
• Protected routes & middleware

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Architecture Highlights

• Queue-based processing (decoupled API & worker)
• Distributed video processing using worker nodes
• Fault-tolerant job handling with retries
• Efficient media delivery via S3 + HLS