As a fast-growing startup, it's essential to make the best use of limited personnel and resources. To achieve this, the startup has identified several essential tools for running a small team and integrating with web apps. The Google suite of products is used extensively for office work, while Postmark and MailChimp are utilized for reliable email delivery and bulk marketing messages. Linode hosting provides flexibility and security for the application built on Django, Dropbox is used for file sharing, and Stripe handles payment processing. Olark facilitates customer interaction and support, Twitter serves as a social platform, Google Analytics tracks website traffic, and Zapier integrates various apps to streamline processes.