Web-based Stenography Software Development

I'm looking for an experienced software developer to create a professional web-based stenography software.

Key functionalities include:
- Real-time transcription
- Audio playback and control
- Automatic checking of transcription mistakes, including:
- Spelling errors
- Grammar mistakes
- Punctuation errors
- Capitalization errors

Ideal skills and experience:
- Proficiency in web-based application development
- Strong background in real-time data processing
- Knowledge of audio control integration
- Experience with grammar and spell-check algorithms

Please provide relevant work samples and a detailed project plan.