joaogante
It can be done -- it is the basis for assisted generation and related work. It does require full access to the model, to be time and money-efficient. See https://huggingface.co/blog/assisted-generation
Disclaimer: I'm the author of the blog post linked above.
When 4-bit quantization comes out, I would expect a GPU with 12GB VRAM to be able to run it.
Disclaimer: I work at Hugging Face
I also see a bright future in Portugal. Many young people that moved out after university want to come back, after making a killing in their career. They might earn less with the move, but you don't need a six digit salary to live very comfortably here.
Hugging Face transformers has >60k stars and fewer than 30 employed maintainers, many sharing other responsibilities. Arguably, part its success comes external model contributions from FAANG companies (among others), but the key ingredient was the creation of an open platform.
Disclaimer: I work there