Aman Gupta is a Principal Machine Learning Engineer in the AI Core team at Nubank where he leads company-wide efforts for AI Agents, Foundation Models, LLMs and large-scale constrained optimization to improve the lives of Nubank’s 122M+ users. Prior to joining Nubank, Aman was Senior Staff ML Researcher at LinkedIn focused on LLMs, Deep Recommender Systems and Optimization. Aman also spent several years at Apple and Amazon as an engineer. Aman has published 25+ papers at top AI conferences like ICML, NeurIPS, ICLR, EMNLP, KDD, WWW, CIKM and filed 10+ patents. Aman obtained his MS in Computer Science from Carnegie Mellon University.