The names of the tech workers in this story have been changed.Ten thousand miles from Silicon Valley, in a room near the Black Sea, Yegor Karpenchekov dreams of money. At night, while the rest of Odessa sleeps and cocaine smugglers drift in and out of the port under cover of darkness, Yegor logs onto FaceTime and talks to a 70-year-old woman in San Francisco. Her name is Sally Faubion, and five months ago she recruited Yegor from the freelancer marketplace UpWork to code her apps. She believes "divine intervention" brought them together; for Yegor, it was likely $20 per hour...