Hi, So you are having a nodeJs for backend and want to add filtering and user management to your todo list angular app .
I can help you add this features to your existing project, Bieng an expert angular developer, this is a basic task for me and i will be able to do this quickly and effectively.
Also, i have a question -
✓are you building a product or just doing it for learning?
✓ Which version of angular are you using?
Let's talk further and discuss in details.
Regards,
Faizal