What stacks Does Amazon use? Java. Amazon’s preferred programming language is Java. Java is a cross-platform, platform-independent, object-oriented, and highly secure programming language used to create web applications.
Does Netflix use C++? Netflix relies heavily on Python, using the programming language for its “full content lifecycle,” including tasks like security automation and training machine learning models for its recommendation algorithms, according to a Netflix Technology Blog Tuesday.
What tech stack does Spotify use? Spotify uses a Java SE subscription which provides all Java SE licensing and supports(source). Java is very fast, well documented with over many active developer communities. They also use Java for Android.