Creating RESTful HTTP services
Consuming other HTTP services
Knowledge of HTTP verbs and status codes
Processing user input
The OpenJS Node.js Services Developer (JSNSD) certification tests and verifies candidates’ skills in creating RESTful Node.js Servers and Services (or Microservices) with a particular emphasis on security practices.
The exam includes tasks simulating on-the-job scenarios, and Candidates have 2 hours to complete the tasks.