Implementing and using backend frameworks such as Java Spring, Nodejs, Go GinAngularJS, React, NextJS, Spring, Nodejs, NestJS, and Gin Spring, Google Web Toolkit, Hibernate, and Struts. Minimum Requirements (Knowledge, Skills, and Abilities): Minimum of 1 year of experience collectively with the following: Developing, testing, and deploying back-end software in a widely used programming language such as Java, JavaScript, Go, Python, Typescript, and.