Hi, I'm Sumit Ranjan — a Data & AI Engineer at Microsoft with over 10 years of experience building large-scale data platforms and AI/ML-driven systems used by millions. Over the past decade, I've worked across the full data & AI stack — from designing robust data pipelines and cloud architectures to deploying machine learning models into production. I've had the opportunity to work on high-impact projects, collaborate with world-class engineers, and grow from an individual contributor into a seasoned technical expert. I'm passionate about helping others navigate their journey into Data Engineering, AI/ML, and Big Tech careers. Whether you're a student trying to break into the field, an engineer aiming for your next promotion, or someone preparing for Microsoft/FAANG interviews — I'd love to help you get there. I can help you with: Career guidance in Data Engineering & AI/ML Resume & LinkedIn profile reviews Mock interviews (technical + behavioral) Breaking into Microsoft / Big Tech Understanding real-world AI/ML system design 1:1 mentorship for career growth Let's connect and figure out the right path for your goals!