Raspbian-Python to Linux-Docker-AWS-GREENGRASS & Java-Cloud to AWS-IoTCore

We have built an IoT solution using Raspberry Pi Raspbian - Python as GATEWAY and a java-based cloud.
We want to convert it into a Linux-based AWS-Greengrass for the GATEWAY and IoTCore AWS for the cloud.

Please bid ONLY IF YOU HAVE Experience with AWS IoT, AWS GreenGrass