Gathering Requirements
Technical Skillset & Pre-requisites
Introduction
This document lists the technical skillsets required for someone to build and support the Health Campaign Management (HCM). There are distinct skills required to customise the application, and set up and run the infrastructure for this. The basic hardware configuration required for the developer machine is part of this document.
Technical Skillset
The technical skillsets that are required to work on the DIGIT HCM stack are listed below. It is expected the team has satisfactory knowledge of the below technologies before they take up DIGIT training.
Development Team Skillset
Open API Contract - Swagger2.0
YAML/JSON
Postman
Postgres
Java and REST APIS
Basics of Elasticsearch
Maven
Springboot
Kafka
Zuul
ReactJS
Flutter
DevOps Team Skillset
Understanding of the micro-service architecture.
Experience with AWS, Azure, GCP, and NIC Cloud.
Strong working knowledge of Linux, command, VM Instances, networking and storage.
To create Kubernetes cluster on AWS, Azure, and GCP on NIC Cloud.
Kubectl installation and commands (Apply, get, edit, describe k8s objects).
Terraform for infra-as-code for cluster or VM provisioning.
Understanding of VM types, Linux OS types, LoadBalancer, VPC, Subnets, Security Groups, Firewall, Routing, DNS)
Experience setting up CI like Jenkins and creating pipelines.
Deployment strategies - Rolling updates, Canary, Blue/Green.
Artifactory - Nexus, Verdaccio, DockerHub, etc.
Experience with Kubernetes ingress, setting up SSL certificates and renewal.
Understanding of the Zuul gateway.
Gitops, Git branching, PR review process. Rules, Hooks, etc.
Experience in Helm, packaging and deploying.
Apache, Nginx, Redis and Postgres.
Hardware Pre-requisites
Teams are expected to have laptops/desktops configured as mentioned below with all the software required to run the DIGIT application:
Laptop for hands-on training with 16GB RAM and OS preferably Ubuntu
All developers need to have Git IDs
Install VSCode/IntelliJ/Eclipse
Install Git
Install JDK 8 update 112 or higher
Install maven v3.2.x
Install PostgreSQL v9.6
Install Elastic Search v2.4.x
Postman
Software Assets
There are knowledge assets available on the net for general items and eGov assets for DIGIT services. Here you can find references to each of the topics of importance. It is mandated the trainees do a self-study of all the software mentioned in the pre-requisites using the reference materials shared.