Fix Mail server on ubuntu (Postfix) to allow to send mails

I am looking for a freelancer who can help me fix the mail server on my AWS Ubuntu (Postfix) to allow me to send emails. Specific requirements for the project include: - Fixing the issue that is preventing me from sending emails. - Troubleshooting and identifying the root cause of the problem. - Implementing the necessary changes or configurations to ensure the mail server is functioning properly. - Testing the mail server to confirm that it is now able to send emails successfully. - test it with a python script that i have Ideal skills and experience for the job: - Strong knowledge and experience with Ubuntu and Postfix. - Expertise in troubleshooting and resolving mail server issues. - Familiarity with email protocols and configurations. - Attention to detail and ability to accurately diagnose and fix problems. - Excellent communication skills to provide updates and explain the solutions implemented. If you have the necessary skills and experience, please submit your proposal with details of your relevant expertise and any similar projects you have completed successfully.