Tech Stack and Requirements

Architecture Diagram

Tech Stack

Software/Language	Recommended	Minimum Version
Java	1.8	1.8
Node JS	v18.12.1	v18.12.1
Go Lang	1.15	1.15
Linux / Docker	any	any
Postgre sql	latest	v8
Redis	latest	4
ElasticSearch	6.8.23	v6, v7
Keycloak	14.0.0	14.0.0
Minio	latest
Kafka (Zookeeper)	latest
nginx	latest
Angular	10
Kubernetes	latest
Helm	latest
Docker Compose	latest

Stock Frontend Interface

Angular 8

Deployment

On local machines, Docker is recommended.

For development, a single VM with docker will work.

The steps to setup the development environment is available here.

Installation Guide

For production, Kubernetes is recommended.

Typical Requirement for production

• 1 node small (backed by CDN) 2 core 4 gb minimum (UI)

• 3 node kubernetes cluster with 4 core 8 gb RAM 200 GB storage

• 2 node for postgresql 4 core 8gb RAM 500 GB storage

• 1 node for elastic-search 4 core 8gb RAM 200 GB storage (if needed)

• Loadbalancer based on cloud provider