As proved by Mojeek; a full web scale international search engine built from the ground up with £3 million in funding, and no dependencies. Admittedly longer than a couple of years; 5 years as a hobby project, 10 years building, and more recently GTM [0].

I declare a bias as CEO, but the determination of our founder Marc Smith deserves more recognition, so here is the story up to 2021 [1]

[0] https://www.mojeek.com/about/technology.html

[1] https://blog.mojeek.com/2021/03/to-track-or-not-to-track.htm...