How a Bootstrapped Hardware Startup Built a WebAssembly Runtime on an $8 VPS to Avoid Cloud Costs

A bootstrapped hardware audio startup founder, frustrated with expensive hyperscaler cloud services (AWS KMS, Azure) for firmware signing and OTA delivery, built a custom WebAssembly runtime in 5 days. Running on an $8 VPS, the solution became a working multi-tenant sandbox platform, leveraging the founder's embedded security background (ESP32-S3) to create

tingouw.com1mo ago