You can install NodeJS by downloading the latest binaries for your desired operating system from their official download page.

you can install redis uning homebrew.

run brew install redis in terminal to install redis on your mac using homebrew, assuming you have homebrew installed.

You can learn how to install redis on Linux here

You can learn how to install redis on Windows here

• clone the repo
• change directory
• run npm install
• run npm start
• visit http://localhost:4040

The API expect the following Parameters:
id of type int
email of type string
phone of type string
last_name of type string
first_name of type string

Make sure post is set to x-www-form-urlencoded

• add user (POST): /user/add
• delete user (DELETE): /user/delete/{id}
• get a user (GET): /user/{id}
• update a user (PUT): /user/update/{id}
• get all users (GET): /users

Regards
Michael Okoh