Former GitHub CEO Thomas Dohmke has appointed Karthik Rameshkumar as Field CTO at his AI startup Entire, valued at $300 million (around ₹2,864 crore). Rameshkumar previously spent more than four years at GitHub, most recently serving as Field CTO for the Asia-Pacific region. Entire is a Git-native developer platform purpose-built to manage AI coding workflows and agent-to-human collaboration.