India, Dec. 10 -- NTT DATA has named Dr. Bratin Saha as CEO of its new AI-focused unit, AIVista, with effect from 1 December 2025. The company has positioned the Silicon Valley-based organisation to accelerate AI-native business growth across its global operations.

The appointment brings in an executive with experience across AI, ML and large-scale platforms. Dr. Bratin earlier worked at NVIDIA, Amazon Web Services and DigitalOcean, where he held senior roles in product, infrastructure and AI services.

At NVIDIA, he was VP of Software Infrastructure and contributed to advances in high-performance computing and AI platforms. At AWS, he served as VP and GM for AI, ML and data infrastructure. His work there included supporting the developm...