Arvid Lunnemark is a Swedish technologist and mathematician who co-founded Cursor, the AI coding product, after studying at MIT. He left his operating role in 2025 to launch Integrous Research, focused on building safer AI systems.
Arvid Lunnemark is a Swedish technologist and mathematician who co-founded Cursor, the AI coding product, after studying at MIT. He left his operating role in 2025 to launch Integrous Research, focused on building safer AI systems.
Career
Co-Founder at Cursor until 2025.Co-founded Cursor (Anysphere). Announced his departure from the company in October 2025.
Quantitative Trading Intern at Jane Street from 2021-06 to 2021-08 in New York, New York, United States.
Software Engineering Intern at Stripe from 2020-05 to 2020-08 in Remote.
Software Engineering Intern at QuantCo from 2019-06 to 2019-08 in Cologne Area, Germany.