.com/ Key responsibilities included: - Developed features based on multi-tenancy architecture to create an e-commerce system. - Utilized Actix-Web to build efficient web services. - Implemented Kubernetes for handling rolling updates, scaling behavior, and ingress features. - Utilized Docker for building container images. - Managed PostgreSQL databases in GCP Cloud SQL for data storage. - Handled network traffic with Google Cloud Load Balancing. - Manually integrated ECPAY API and TapPay service for payment processing. - Implemented Redis cluster in Kubernetes to enhance API performance. - Deployed EFK stack for logging system management. - Utilized Prometheus for