Typically, the first interview is the first face-to-face meeting with your potential employer. Their goal is to get to know you and assess your skills and experience in relation to their needs for this particular role. They're also looking to get to know you to determine if you will fit in with the company's culture. The following stages typically make up the first interview:

Interview difficulty is average I had two rounds of technical interview. They asked about sql database and detailed python questions. In second round they asked about my projects again in detail, web scrapping and APIs