Revamp OpenCart Website with Clean Code

My OpenCart website needs a complete overhaul due to poor coding practices. The primary goal is to enhance code readability and structure. I am looking for a professional who is well-versed with PSR (PHP Standards Recommendations) standards and can implement them effectively throughout the project.

Ideal Skills and Experience:
- Extensive experience with OpenCart
- Proficient in PHP and PSR standards
- Excellent skills in code structuring and readability
- Prior experience in website redesigning and improving code quality