developer needed for Rest/API coding in perl using Sha-HMAC256 signing

I am seeking a developer with experience in Rest/API coding in perl using Sha-HMAC256 signing to help me with my project. The purpose of this coding is for data encryption and security, and the project needs to integrate with an existing system. I am looking for someone who can complete this project within 1 week or less, so the timeline is quite tight. The ideal candidate should have experience in perl programming and be knowledgeable in high-level security protocols. If you think you are up to the challenge, please reach out and let me know! I look forward to hearing from you. Need Perl Developer to perform code review on Perl code. Perl program was already developed using below C# spec as example Generating HMAC Key to access an API call to Web portal. Verify conversion of below to Perl function.