Uday Ruddarraju, a key figure in AI infrastructure, has joined OpenAI. He previously led infrastructure engineering at xAI, building the Colossus supercomputer. Earlier, Uday worked at Amazon, eBay, and Robinhood, focusing on scaling systems. His move to OpenAI highlights the intense competition in AI development. He will focus on scaling the engines behind OpenAI’s products. Post navigation Prosenjit Chatterjee issues clarification after Mumbai press meet controversy ‘We expect actions that will save lives’: Russia launches over 620 drone and missile strikes on Ukraine; Zelenskyy demands sanctions against Moscow