Backend: Python

Python powers high-performance server-side logic through clean syntax and a massive ecosystem of frameworks like Django and FastAPI.

Python is the industry standard for backend development, driving platforms like Instagram and Pinterest with its readable, maintainable code. It excels in rapid prototyping and complex data processing, supported by the Python Package Index (PyPI) which hosts over 450,000 packages. Developers leverage asynchronous libraries like asyncio to handle thousands of concurrent connections, while robust frameworks provide built-in security for SQL injection and cross-site scripting (XSS) protection. Its versatility makes it the primary choice for integrating machine learning models directly into production APIs.

https://www.python.org/doc/