During his internship at the Culinary Institute of America, he worked together with Lincoln Carson, cake gourmet specialist at Luxe. Later Jean-Georges Vongerichten selected Johnny as the Executive Pastry Chef at Restaurant Jean Georges, including the eatery’s bistro, Nougatine.
During that time, Johnny received his most distinguished recognition and awards, including Best Pastry Chef, Outstanding Pastry Chef of the Year nomination by the James Beard Foundation in 2003, and “Ten Best Pastry Chefs in America." Similarly, Alain Ducasse, Thalia Assuras, and Koren Grieveson are the winner of James Award.
Johnnhy was enlisted as a head judge for two seasons of the American reality competition show, Top Chef: Just Desserts, in September 2010 that was aired on the Bravo cable television network. A year later she received the GLAAD Media Award nomination for Outstanding Reality Program. Similarly, Johanny appeared as a competitor in the "Superstar Sabotage" tournament of Cutthroat Kitchen on October 23, 2014.
Johnny is an American by nationality and belongs to white ethnicity. He is possibly single and has no any girlfriend. He wants to keep his personal matter like affair and relationship secret. He has not married anyone till yet, so he has no any wife.
On November 29, 2017, Johnny was accused of sexual harassment by four of his former employees, which led to the third season of The Great American Baking Show being canceled after just two episodes.
Johnny donates a significant amount and spends personal time supporting many charities, including Cookies for Kids' Cancer, as well as, a non-profit organization raising funds for pediatric cancer research, the TJ Martell Foundation, Share Our Strength, Autism Speaks, and the Jubilee Family Development Center.
Johhny collects a huge amount of money through his professional career. He earns $500K of money from a reality television show, Top Chef: Just Desserts. His exact figure of net worth and salary is under review.