Voice recording reduce noise to hear conversations in background

I am looking for a freelancer who can help me reduce noise in a voice recording so that I can clearly hear conversations in the background. This recording is for legal purposes and is less than 30 minutes in length.

Ideal Skills and Experience:
- Experience in audio enhancement and noise reduction techniques
- Proficiency in working with various file formats, such as MP3 and WAV
- Knowledge of tools and software for voice recognition and transcription

Requirements:
- Ability to effectively reduce background noise without compromising the clarity of the conversations
- Deliver a high-quality, noise-reduced version of the voice recording in the desired file format
- Attention to detail to ensure accurate transcription and voice recognition if required

Please provide examples of previous work or relevant experience in audio enhancement and noise reduction.