Autodesk Senior Software Engineer interview questions

Round 1: Recruiter goes into background and details expectations. Round 2: Hiring manager discusses work and digs into background, with a few technical questions. Round 3: Senior Principal Engineer delves deeper into resume experience, system design, and LeetCode medium questions. Round 4: Senior Principal Engineer focuses on resume experience and engineering etiquette and job related technical questions. Pro Tip make sure you go through the resume and prepare well what ever you have done.

Recruiter a call. Scheduled 1 round after basic discussion. Tech Interview 1 by staff engg based on DSA. After passing the first round 2 rounds were scheduled within next week. Tech Interview 2 HLD and API designing skills. Tech Interview 3 Technical + behavioural Hiring manager round was scheduled after above 2 rounds. Havent heard from the recruiter after this. It has been 1 month since last the interview (hiring manager). No feedback, no rejection nothing. Why rush through interviews when you don't even care about candidate's time and effort?