InterviewBit

The core of InterviewBit's business is a freemium model. Its primary platform is free and offers a gamified environment where users can practice coding problems, participate in timed challenges, and prepare for interviews. The platform includes features like a real-time code editor, mock interviews, detailed solutions, and performance analytics. The business generates revenue by acting as a recruiting partner for tech companies, sourcing and referring pre-screened candidates from its user base. Companies like Google, Amazon, and Uber have utilized InterviewBit for their hiring needs.

In 2019, InterviewBit launched Scaler Academy, a paid upskilling program. Scaler offers intensive, structured online courses lasting several months in areas like software engineering, data science, and machine learning. This program was born from the realization that successful candidates often had access to mentorship. Scaler's business model involves an upfront fee for its courses and provides students with live classes, a constantly updated curriculum, and one-on-one mentorship from industry professionals. The company later expanded its offerings with Scaler Neovarsity, which includes a Master of Science program in AI and Machine Learning accredited in Europe. This strategic evolution has shifted the company from a focused interview preparation tool to a comprehensive career development platform.

InterviewBit has secured significant funding to fuel its expansion. The company has raised a total of $66.5 million over three rounds, including a Seed round in 2019, a $20 million Series A in 2020 led by Sequoia India and Tiger Global, and a Series B round in 2021. This capital has been used to enhance its curriculum, scale enrollment, and expand into new markets, including the US and Indonesia.