Node.js Project Polish and Deploy

I need assistance to finish a nearly complete Node.js project. Your task will involve some minor code clean-up and help with deploying on a shared hosting platform.

Key Requirements:
- Code Refactoring: Improve existing code for better readability and performance, focusing on variable names.
- Bug Fixing: Identify and resolve any existing bugs.
- Documentation: Add necessary comments and documentation for clarity.
- Deployment: Help configure the environment for deployment.

Ideal Skills and Experience:
- Proficiency in Node.js
- Experience with WHMCS API
- Strong debugging and code refactoring skills
- Familiarity with shared hosting deployment

Looking for someone who can ensure the existing features work seamlessly.