Node JS enables consultants to leverage JavaScript on the server-side. They can build scalable and high-performance applications using this popular runtime.

PHP is a widely-used scripting language ideal for web development. Consultants use it to create dynamic websites and web applications with ease.

Python is a versatile programming language that consultants employ for various tasks, including web development, data analysis, and machine learning.

.NET is a powerful and versatile framework for building applications on the Microsoft platform. Consultants utilize it for diverse web and desktop solutions.

Java is a robust, object-oriented programming language utilized by consultants for building enterprise-level applications that are secure and scalable.