The way that computing applications are developing and are being consumed has changed on a wider prospect. Information technology firms providing services over cloud are growing day-by-day and making a vast impact on businesses around the world. Making it simpler to understand, we can see that whenever we are ordering products through Amazon or booking a ride with Ola or while using social networking websites like Twitter or Facebook, we are consistently usingSaaS. The same way, various custom SaaS softwaretechnologies are adopted by numerous organizations on a large scale. Business process as a services method is supporting businesses to outsource tasks beyond core competencies and helping them gaining profit by cutting manpower, infrastructure and maintenance costs.