Places where you can go and learn stuff.

Learning How To Learn

Roadmap.sh
https://roadmap.sh/

System Design

Microsoft Architecture Center
https://learn.microsoft.com/en-us/azure/architecture/

AWS Architecture Center
https://aws.amazon.com/architecture/

Google Cloud Architecture Center
https://cloud.google.com/architecture

System Design from ByteByteGo
https://github.com/ByteByteGoHq/system-design-101

Engineering Blogs

Cloudflare Blog
https://blog.cloudflare.com/

Discord Engineering
https://discord.com/category/engineering

ML / AI / LLM

Artificial Analysis - LLM Benchmarks
https://artificialanalysis.ai/

Hugging Face - the github of ML models
https://huggingface.co/