Here’s a refined job posting for your search for an expert in audio analysis and the Essentia library:
Company Overview: We are a music edtech company dedicated to enhancing the learning experience for guitar students through innovative audio analysis tools. Our goal is to build automated assessment features that evaluate student performance based on audio and video input. We are utilizing the Essentia library for audio and music analysis and are seeking a skilled professional to guide us in leveraging its capabilities effectively.

Position Summary: As an Audio Analysis Consultant, you will work closely with our founder and developer to identify the most suitable algorithms and build effective pipelines for analyzing guitar performance. Your expertise will help us achieve the following objectives:

    Identify when correct and incorrect guitar chords are played.
    Identify when correct and incorrect guitar chord transitions and progressions are performed.
    Identify when correct and incorrect guitar melodies are executed.

Key Responsibilities:

    Advise on the selection of appropriate algorithms from the Essentia library for our specific use cases.
    Provide guidance on building efficient audio analysis pipelines that effectively process guitar performance data.
    Collaborate with our team to troubleshoot and refine our audio analysis approaches based on your recommendations.
    Share best practices in audio processing, music analysis, and software development to enhance our application.

Qualifications:

    Proven experience with the Essentia music and audio analysis library or similar libraries.
    Strong understanding of audio processing and music analysis principles.
    Familiarity with software development practices and integration of audio analysis tools into applications.
    Excellent communication skills to convey complex concepts clearly during advisory calls.

Deliverables: The expected deliverables for this consultancy will include:

    1 to 3 advisory calls with our founder and developer to provide direction and solutions for our audio analysis needs.

Application Process: If you have the expertise we’re looking for and are excited about the opportunity to contribute to our innovative project, please submit your resume along with examples of previous work using Essentia or similar libraries.

Contact Information:
[Your Name]
[Your Position]
[Your Company]
[Your Email Address]
[Your Phone Number]

Feel free to adjust any parts of the posting to better match your company’s voice or specific needs!