Cloud storage is expensive and slow when your internet drops. Here's how to build a reliable local NAS setup for engineers — covering enclosure selection, RAID configuration, drive choice, and network setup. TODO: Add Amazon affiliate disclosure once tracking tag is confirmed in all 3 links below. Standard FTC-compliant wording: "As an Amazon Associate, we earn from qualifying purchases made through links on this page, at no extra cost to you." --> The "put everything in the cloud" approach made sense for a while. It felt simple, scalable, and low-maintenance. But for engineers and developers working with large Docker containers, virtual machine images, and continuous system backups, the cracks in that approach show up quickly. Pull a 50GB database backup over a standard home internet connection and you're watching a progress bar instead of writing code. Your internet goes down during a deployment and your entire local workflow stalls...