TestyGrid is more than a food ordering app or traditional POS system. It is a complete restaurant operating system designed to connect POS, inventory, staff management, customer ordering, analytics, and intelligent automation in one scalable platform.
Built with modern technologies including Next.js, React Native, Node.js, NestJS, PostgreSQL, Redis, Elasticsearch, Docker, Kubernetes, and AWS, TestyGrid follows a microservices-based architecture designed for reliability, scalability, security, and offline-first operation.
This article explores the architecture, technology choices, data flow, mobile and web experiences, infrastructure, security strategy, and engineering decisions behind TestyGrid.
What if a restaurant didn't need separate systems for POS, inventory, staff, customer ordering, analytics, and operations?
That was the idea behind TestyGrid — a complete restaurant operating system designed to bring the entire restaurant ecosystem into one platform.
In this case study, I break down how TestyGrid is designed using Next.js, React Native, Node.js, NestJS, PostgreSQL, Redis, Elasticsearch, Docker, Kubernetes, and AWS.
The article covers the system architecture, microservices, mobile and web applications, real-time communication, analytics, intelligent features, offline-first design, security, deployment, monitoring, and scalability considerations.
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