Python Backend Developer for Business App

I am looking for an experienced nodejs and SQL centric backend developer to create a personal application for managing my father's business. I need someone who can handle:

- Database design and management
- Integration with existing systems
- Generate technical helpful utilities for automating small tasks
- Have good interaction and team support

The personal application should feature:

- Inventory management
- Customer database

You should have a strong understanding of data security. Experience in creating similar apps would be beneficial.