Gadi Hutt, a director of product and customer engineering in Amazon’s server-chip design unit, Annapurna Labs, has left the company, according to two people with direct knowledge of the move.

Hutt was an early employee at Annapurna Labs, the Israeli chip startup Amazon acquired in 2015 for $350 million. He has been one of the unit’s most visible spokespeople for Trainium, Amazon’s chips for