Python is widely used in web development, data analysis, machine learning, & automation. It has a high earning potential due to its adaptability and demand in disciplines such as data science
Java is used for a wide range of things, from making android apps to making softwares for large businesses.It's portable and used by a lot of people, which makes it popular and pays well
Building scalable and high performance apps uses Scala extensilvely. It is specially well liked in big data and distributed systems fields, which might results in greater comensation.
Swift is Apple's programming language for iOS and macOS app development. The demand for skilled Swift developers in the mobile app industry can result in competitive pay.