Ride-hailing apps run Indonesian tuk-tuks off road Auto-rickshaw drivers used to make decent money navigating Jakarta's congested roads and narrow alleyways. But now US-based Uber, Google-backed Go-Jek and Singapore's Grab are locked in a race for ride-hailing app supremacy in Southeast Asia's biggest economy, denting the fortunes of traditional three-wheeled bajaj taxis that once ruled Indonesia's roads.