Full Stack Developer for Travel Insurance project architecture

We need full stack developer who can create three level architecture keeping below points in mind. Travel Insurance UI pages [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] Business Access LAYER WEB API Documentation STEPS STEP 1 .(Search) • UI Make API Call to business access layer WEB API project for enquiry ID. The BAL Project will return enquiry ID • Enquiry ID API call (Refer to below point 1) STEP 2.(Result) • UI Make API call for result using Enquiry ID (refer to below point 2) STEP 3 • User select the plan from result page , it will be stored in table with reference number (refer to point 3) STEP 4 (Proposal) -- Refer below point 4 • The user will navigate to proposal form , User will input all required information • After input of all information , the proposal API call for the company will be made , which will return reference no/confirm premium/validate plan. Based on the result you will update table of step 3(table will be provided) STEP 5 (summary and coupon apply) -- refer point 5 • Display summary • Before payment provide function to apply discount/Coupon to the user.( Refer below point 5) STEP 6 ( Policy issuance) -- refer point 6 • After payemt button click the user will navigate to payment gateway of the insurance company selected. • Based on the response the policy will be issue/policy number will be stored Step 7 Policy Download -- refer point 7 • Policy download link will be provided in api call to UI • The user Login API call will also be their .create API call for it. • NOTE: - Use token based communication Oath 2.0 - The below request/response are based on common parameter, the parameter may vary depending upon the API response from multiple company . The parameter will be added in case if any additional parameter is found in response. - External Authentication Services with Web API (C#) - which include several OAuth/OpenID and social media authentication services: Microsoft Accounts, Twitter, Facebook, and Google. - Preventing Cross-Site Request Forgery (CSRF) Attacks in Web API - Enabling Cross-Origin Requests . - SSL Enabled