I don't think the other answers here question the impact Gojek has on millions of people. > If uber built these no one will question them why don't they use so

I don't think the other answers here question the impact Gojek has on millions of people. > If uber built these no one will question them why don't they use some off the shelf solution. If it's over-engineered, they probably would. Disclaimer: I work at Gojek.