Born in Chandigarh, Sabeer completed his schooling from St Joseph High School, Bengaluru and decided to pursue a degree in engineering. In the year 1986, he got into the prestigious BITS-Pilani but after two years of studying there he managed a transfer in America’s famous California Institute of Technology and completed his course.
Sabeer began to move forward with his idea and his colleague and friend Jack Smith joined him in developing the service. They tested the capacity of their mail service and found it tremendously capable. In 1996, they pooled-in $3,00,000 to launch Hotmail.