I currently code using neovim and vimtex. I wouldn't recommend it given the rather extreme difficulty. Nevertheless here are some resources for my own use:

https://jdhao.github.io/2019/03/26/nvim_latex_write_preview/ https://github.com/jdhao/nvim-config/blob/master/README.md#ctags

Use of makefiles and latexmk http://paulklemm.com/blog/2016-03-06-watch-latex-documents-using-latexmk/