The ride sharing app developer, backed by Rakuten, Alibaba, Tencent and Didi Kuaidi, is reportedly looking to raise a bumper round at a $4bn valuation.

US-based taxi hailing app provider Lyft is looking to raise $500m in a round that would value it at $4bn, the New York Times reported yesterday.

The NYT cited four people briefed on the round, all of whom insisted on anonymity. They did not reveal the identity of any prospective participants in the round.

Founded in 2012 as an offshoot of ride sharing company Zimride, Lyft operates a ride hailing service similar to that of its main rival, Uber, or…