Magento 2 resolve Checkout page errors

I am looking for a Magento 2 expert who can resolve checkout page errors on my website. The checkout page is experiencing errors related to payment processing and shipping options. However, the errors do not display any error messages and occur randomly. My Magento 2 setup is customized, and I need someone with experience dealing with customized setups. The ideal candidate should have experience in troubleshooting Magento 2 errors and be able to identify and fix the problem without causing any further issues. Please check the console errors for your reference https://prnt.sc/uE045nZyJHLu