Must Have:

• JavaScript
• HTML & CSS
• Angular
• Good at writing Unit test cases with Jasmine and Karma
• NodeJS
• MongoDB
• Restful Services
• Micro Services
• RXJS
• Good logical and debugging skill end to end

Good to have:

• Design pattern
• GraphQL
• Basic Data Structure and algorithm
• AWS / GCP

Note:  the candidates should be flexible to learn new technology quickly and implement If required.