Applied online, had a first HR interview. General questions about experience and role informaiton was given. They tell you about the project but who the customer is which is expected

Reached through LinkedIn, Total 3 rounds, 2 tech,1 HR - Technical rounds were difficult. Mostly asked about tech mentioned in the resume. RAG, LLM pipelines etc. DSA questions LeetCode Medium. What is the difference between supervised and unsupervised learning? Arrays and Strings (e.g., Longest Substring Without Repeating Characters)Trees and Graph TraversalsDynamic Programming OOPS principles and API design.CI/CD pipelines and the basics of containerization with Docker.