Bill Chen is a machine learning engineer, researcher, and technical author who builds practical ML systems from experimentation through deployment. His work spans scikit-learn, deep learning, evaluation, feature engineering, and production workflows, with a focus on turning AI-assisted coding into reliable, reproducible practice.
About the Technical Reviewer
Anandu K Balachandran has over five years of experience designing and deploying AI and Machine Learning (ML) systems, with work spanning autonomous agents, privacy-preserving methods, and end-to-end production pipelines. He has been involved across the full AI lifecycle—from research and patents to building scalable solutions on cloud platforms such as AWS and Azure—and has applied these skills in education technology, biotechnology, sustainable energy, and finance for organizations, including the Wadhwani Foundation, Zion-AI, and Accenture. He holds an M.S. in Data Science from the University of Arizona and an M. Tech from IIT Delhi.
Anandu is currently a Senior Data Science and AI Consultant at the Wadhwani Foundation, leading the development of agentic systems on AI for good initiatives. He has been recognized at Accenture with two Inspiring Innovator awards for patent and research contributions, and was named to the Dean’s List of Distinguished Scholars during his Master’s or Post-Graduation.
Deeply committed to technical rigor, he has mentored Columbia University Master's students on industry-collaborative reinforcement learning projects and possesses extensive expertise in validating and optimizing machine learning systems. He brings a balanced perspective that emphasizes technical soundness, clarity of exposition, and practical relevance in applied AI systems.