It is perhaps rare for a senior corporate executive to announce his resignation on Twitter.
He feels that, like in the past, the firm will prove detractors wrong, and create a business proposition that will be followed.
Weeks after NR Narayana Murthy returned to Infosys, the country's second largest software exporter on Tuesday saw its global sales and marketing head Basab Pradhan quitting the company.
The company has tried for a long while to maintain its prices and margins, even if it had hit growth. This seems to be changing. In a recent analysts meet, many noted the management had finally turned aggressive on pricing to drive volume growth.
Even though the company's revenue figures are not public, it has so far raised $93 million in four rounds of funding.
Pratt, who joined the firm in 2004, has left the company to start his own entrepreneurial venture.
Most high-profile exit since co-founder Narayana Murthy returned to the helm.
In the seventh top level exit in six months at Infosys, Subrahmanyam Goparaju, Senior Vice President and a member of the Executive Council that frames business strategy, has resigned.
In another significant senior-level realignment at Infosys, V Balakrishnan, one of the two internal candidates being considered for the chief executive's post, has been given additional charge of the new utilities and resources vertical.
While some are raising questions over the company's ability to regain its position as the sector bellwether, others believe problems at the company may be "much bigger than anticipated".
To hire 300 graduates in those regions in FY15; moves staff with strong tech skills into sales.