The opportunity You will be part of NPCIs Market Innovation team, working at the intersection of advanced machine learning, deep learning, graph AI, and Generative AI to build next-generation intelligent systems for Indias digital payments ecosystem. This role focuses on solving India-scale problems such as fraud detection, mule/AML risk modeling, transaction intelligence, and conversational AI, using both classical ML and cutting-edge AI architectures (LLMs, GNNs, Transformers). You will design end-to-end AI systemsfrom problem formulation, feature engineering, and model development to GPU-accelerated optimization and production deployment, ensuring low latency, scalability, and robustness. The role offers a unique opportunity to work on: Graph-based fraud detection systems LLM-powered platforms (RAG workflows) GPU/CUDA optimized AI pipelines Privacy-preserving and federated AI systems You will collaborate with top academic institutions (IITs/IISc) and cross-functional teams to push t...