[Optimize TikTok Downloader Performance and Features](https://freelancer.com/projects/nodejs/optimiz

[Optimize TikTok Downloader Performance and Features](https://freelancer.com/projects/nodejs/optimize-tiktok-downloader-performance.html) I’ve built an online TikTok downloader that works, but it still feels rough around the edges. I’d like to take it to the next level by making downloads noticeably faster, polishing the mobile experience, and adding the option to grab audio-only files. Here’s what I need help with: • Speed boost – Diagnose current bottlenecks (API calls, server latency, file streaming, throttling, etc.). – Refactor or re-architect so a typical video downloads significantly quicker for end users. – Keep bandwidth usage and server costs reasonable while improving throughput. • Mobile-first interface – Redesign key pages for small screens (responsive la...