Full Stack AI Tool Development

I need a full stack web application developed using Python. The application will serve as an AI tool with a focus on natural language processing. It should specifically handle tasks related to web and app building.

Key Requirements:
- Natural Language Processing integration
- Web and app building capabilities
- Python-based development
- User-friendly interface

Ideal Skills and Experience:
- Expertise in Python and web development
- Strong background in NLP
- Experience in building web and mobile applications
- UI/UX design skills

Please provide samples of similar work done.