'Don't miss the boat,' this ex-trader urges entrepreneurs about cryptocurrency, even as he acknowledges the huge risks. : Click the Follow button on any author page to keep up with the latest content from your favorite authors. Back in 2008, I had it all, first as a statistical arbitrage trader with Goldman Sachs and then as a senior trader at two of Asia’s top hedge funds, managing upwards of $1.5 billion. I traded equities, foreign exchange, equity derivatives and convertible bonds. I even started my own fund, which raised $20 million in assets in its first year.