"For a Flipkart you need billions of dollars [to grow internationally], but for a Freshwork you need much less capital to go global," said Mathrubootham, who is also an investor in Postman. This is because e-commerce firms require a ton of money to set up physical operations elsewhere — they have to hire delivery drivers, rent warehouses and buy inventory.

Bhatnagar of Sequoia Capital said that Indian software entrepreneurs "mastered" the art of "remote sales" fairly early. "Honestly, in this last two years, the whole world has had to understand how to do better remote sales," he added.

Despite the euphoria, there are some hurdles Indian companies have to overcome before they can deliver on the $1 trillion promise.

Indian engineers trained in the IT services industry may find it hard to develop the discipline required to build a product-focused company.

In IT services, "you are selling bodies and you say yes to everything the customer says," said Krishnamoorthy. SaaS companies, on the other hand, have to say no to 99% of [potential] customers, he added.

"For a Flipkart you need billions of dollars [to grow internationally], but for a Freshwork you need much less capital to go global," said Mathrubootham, who is also an investor in Postman. This is because e-commerce firms require a ton of money to set up physical operations elsewhere — they have to hire delivery drivers, rent warehouses and buy inventory.

Bhatnagar of Sequoia Capital said that Indian software entrepreneurs "mastered" the art of "remote sales" fairly early. "Honestly, in this last two years, the whole world has had to understand how to do better remote sales," he added.

Despite the euphoria, there are some hurdles Indian companies have to overcome before they can deliver on the $1 trillion promise.

Indian engineers trained in the IT services industry may find it hard to develop the discipline required to build a product-focused company.

In IT services, "you are selling bodies and you say yes to everything the customer says," said Krishnamoorthy. SaaS companies, on the other hand, have to say no to 99% of [potential] customers, he added.