Jack Dorsey

Jack Dorsey ( born November 19, 1976 in St. Louis, Missouri) is an American software developer and entrepreneur. He is best known as the inventor and co-founder of the microblogging service Twitter.

Life and career

Jack Dorsey grew up with his parents in St. Louis. He worked early on with street maps and heard police radio. By his own account he began programming because he wanted to visualize what currently happens for example at a particular intersection. With the help of first programming knowledge and information from the police radio, he succeeded so Dorsey, " to breathe life into " the virtual map on the computer. He created open source programs that are now used by some taxi companies in the U.S. for its operational structure.

After graduating from high school Dorsey studied at the Missouri University of Science and Technology, an aligned primarily to engineering courses of the University of Missouri at Rolla. Soon after, he moved to New York University in Manhattan. As a programmer, he went to Oakland in 1999 and went on to program control systems for taxis, couriers and emergency vehicles.

Although he hovered initial ideas to a mobile service status early, it took a few more years until they were concrete. Prior to his entrepreneurial career Dorsey initially proposed a variety of other ways. So sought Dorsey 2000 to become botanical draftsman, then left for a year to train as a masseur and later took a degree in fashion design at. His studies he has not completed.

Twitter and Square

After Dorsey had dealt with the organization of information in relation to the ( living ) space of individuals since youth days was found for him close to the idea of ​​making introduced by IM status messages mobile. In March 2006, therefore, in collaboration with the co- founders Biz Stone and Evan Williams was the microblogging service Twitter, first as a research and development project within the San Francisco podcasting company Odeo -. For your own business start-up, the team was forced when it became clear that the interest in the service was great, and Twitter could not be developed as a service as part of Odeo. Instead, Dorsey and his team had to become self-employed and looking for funding, which of course expected a corporate structure. As of 2006, Dorsey was CEO of Twitter, however, due to lack of management skills, he was forced in 2008 to resign from the post. He was replaced by co-founder Williams and entered its less time-consuming job of chairman of the board in return to.

In May 2009, Dorsey presented the mobile payment service in the public square.

Since 2011 Dorsey is a director chief rejoins the top level management of Twitter and divides his working time between the two companies on. It is true that Twitter financed, but still still yields no profit, he sees no problem. Dorsey sees the company is still in the construction and development phase and focuses on the expansion of the company's network.

Honors

From his hometown of St. Louis Dorsey was honored in September 2009. He received the symbolic key to the city, the notice was limited, in reference to Twitter, to 140 characters.