Tymit.io is a leading fintech app in the UK for providing instant loans to consumers. Based on their financial risk, from an smartphone application the loan is conceded in minutes. The backend services for this application required a secure platform, dealing with personal data, integration with credit cards providers and bancks. A secure plaform is needed to protect the services and personal data from thrid parties. Amazon Web Services was selected as the foundation to build on top of it. Metadev designed the architecture of the deployments of services to ensure high availability and security. Hashicorp Terraform was used by Metadev to provide automatic scripts to replicate any enviroments in minutes. Networking permissions, containers, services, firewalls and software patching were all centralized using Terraform scripts. Security scrutiny analysis were also conducted to ensure best practices to protect the security of the system.