write script to find emails associated with domain

I am looking for a freelancer who can write a script to find emails associated with a list of domains that I will provide. The script should be written in Python. The output format for the results should be in CSV file.

Ideal skills and experience:
- Proficiency in Python programming language
- Experience in web scraping and data mining
- Familiarity with email finding tools and techniques
- Ability to work efficiently and deliver results within a specified timeframe