Tech Boom Floods Israel’s Silicon Valley With Cash, Exposing Divisions

TEL AVIV—Nir Zohar started at Wix.com in 2007 as office gopher. Today, he is chief operating officer at the Tel Aviv-based website designer, with a shareholding worth at least $56 million at current valuations.

The 43-year-old, who routinely wears shorts and a T-shirt to work, is one of a generation of Israelis who have become millionaires through the country’s red-hot technology industry, and who are transforming Tel Aviv.