Their success is not directly from SEO but SEO amplified their word-of-mouth. They have also acquired brands that has helped but never ever forget - a killer solution to a killing pain point is what sets you up for success!
> more than 75 people are listed as working at Canva (part time or full time) with SEO in their title or job description<p>That seems like a lot of people just for SEO but it appears to be working for them, especially for backlinks.