> For the complete documentation index, see [llms.txt](https://huy312100.gitbook.io/software-development/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://huy312100.gitbook.io/software-development/system-design/fundamental/design-a-url-shortener/step-2-propose-high-level-design-and-get-buy-in.md).

# Step 2 - Propose high-level design and get buy-in