Design a program to run an oops based python project

I am looking for a skilled programmer to design and develop a Python program for my project. The program should be based on Object-Oriented Programming principles.

Functionality:
- The program should be capable of performing data analysis tasks efficiently.
- It should have a user-friendly interface design.
- Automation features should be implemented for increased efficiency.

Requirements:
- I am open to suggestions and trust your expertise in creating the program.
- The program should be completed within a week.

Skills and Experience:
- Strong knowledge and experience in Python programming, particularly in Object-Oriented Programming.
- Familiarity with data analysis techniques and libraries in Python.
- Proficiency in designing user interfaces.
- Experience in implementing automation features would be a plus.

Please provide examples of your previous work and demonstrate your expertise in Python programming.