URL Shortener is still one of the most popular System Design questions, building this project is a great way to have some experience / understanding of it, for example.
Only actual update I do is to change my title / company when I change jobs, otherwise it's just a landing page to link to my GH, LinkedIn, etc. No blogs or anything exciting.
When AWS released the S3 Vectors last year, I wanted to try it since I had no experience with Vector DBs, so I built a simple audioguide app to play around with it.
Basically, just use it to identify artworks from a photo, then return a pre-generated AI-Audio for that artwork based on the data on their site. I put up a basic live version on my site for The National Gallery in London: https://victorsantiago.me/audioguide/national_gallery.html
Mac Studio, Mac Mini, MacBook Pro, you can find even some used ones with enough RAM that will run models like Qwen reasonably well.
I'm using a M1 Max MacBook Pro and it runs Qwen 3.5 on Ollama (without MLX) at a decent speed.