Need a laravel help to resolve 502 error

I am in need of a Laravel developer who can help me resolve a 502 error on my website on a form. The error is consistently happening and I am using Nginx as my web server. I have custom configurations that may be causing the issue, but I am not sure.

Ideal skills and experience:
- Strong experience with Laravel
- Proficient in Nginx
- Familiarity with custom configurations
- Ability to troubleshoot and resolve 502 errors quickly and efficiently