PerfexCRM CodeIgniter Developer required for small task on urgent basis

I am in need of a Code Igniter developer to resolve few bugs in the CRM. The task is urgent and requires immediate attention. Specific Requirements: - The developer should have expertise in Code Igniter framework and be able to efficiently debug and resolve issues. - Familiarity with the existing codebase is necessary to identify and fix the bug effectively. - The developer should be able to work quickly and deliver the solution within the specified timeframe. Skills and Experience: - Proficiency in Code Igniter framework and PHP programming. - Strong debugging skills and experience in resolving system bugs. - Familiarity with the existing codebase and ability to navigate and modify code accordingly. This is a small task that requires attention to detail and quick problem-solving skills. The ideal candidate should be able to understand and implement specific requirements provided by the client. Required task 1) When a member is being created, -> Update the Billing and Shipping details to member details in client details, and use text value of state instead of ID -> In the "tblwchm_payments" table "total_amount" should be updated with either from package or over-written amount by admin -> On clicking member name, a modal opens which shows "Total amount, paid amount, and due amount", currently it's not picking "Paid amount" properly (In case of partially paid, paid amount is showing 0 even when a payment is recorded), it should be sum of all payments recorded for the client, and due should be total minus paid 2) When a payment is recorded for the member, an invoice gets created, with auto filled data, but it's not saving Default "Client Note, and Terms & Conditions" which is working in normal invoice create flow 3) Resolve concerns related to payments views as follows -> Optimise Datatable for incorrect "[login to view URL]" and "Sorting" -> Total amount should be picked from "tblwchm_payments" table, paid amount should be sum of all invoice with status paid, Due amount should be "Total minus Paid", and if the due amount is O or in negative status should be set to "Paid" 4) In plan, on clicking edit, values shows blank, resolve this Please refer video recording for task clarity: [login to view URL]