Remove echo sound from my audio/video

I am looking for a freelancer who can remove echo sound from my voice recordings in my 3 videos, which are approximately 3 minutes, 5 minutes and -8 minutes long. I need someone who can ensure that the sound quality is very good after the echo removal.

Ideal Skills and Experience:
- Audio editing expertise
- Experience in removing echo sound from voice recordings
- Proficiency in enhancing sound quality
- Attention to detail to ensure the final audio is clear and echo-free