Yes, I do have expertise with:
1. AWS security IAM policies for building and managing database centric security
2. Implement Dynamo Db
3. Design and Implement AWS Lambda for server-less Event driven logic
4. Implement AWS API Gateway for REST API
5. Manage Ec2 instances and Python based batch jobs for ETL.
6. HTML Forms, UI, UX, Optimisation
So, I can help you in Implement dynamo db , Implement AWS API Gateway for REST API. As I have expertise with MySQL, PostgreSQL, PHP, La-ravel, Codeigniter, No-SQL, MongoDB, OOPs Concept, REST Services, HTML as well.
So, Please let me know your convenient time that works best for you to discuss about the scope of your project.
Warm Regards
Mithu