Why does Uber use go?

js was the real-time marketplace team's primary programming language at the time we evaluated languages, and thus we had more in-house knowledge and experience with it. However, Go met our needs for the following reasons: High-throughput and low-latency requirements.



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Uber, a popular ride-hailing company, chose Go as its preferred programming language for its backend infrastructure. Go's concurrency support enables Uber to handle a massive number of requests, making it an ideal choice for its high-traffic platform.

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Uber's engineers primarily write in Python, Node. js, Go, and Java. They started with two main languages: Node. js for the Marketplace team, and Python for everyone else.

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Reduces operation Costs. GPS tracking systems for Uber and Lyft keeps track of the number of hours that the driver has been active. It also analyses the routes taken by the driver and at the same time provide alternatives to help the driver use alternative routes and reduce the cost of operations.

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Uber uses a NoSQL database (schemaless) built on top of the MySQL database. Redis for both caching and queuing. Some are behind Twemproxy (which provides scalability of the caching layer). Some are behind a custom clustering system.

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In the seconds after a rider requests a ride, we evaluate nearby drivers and riders in one batch. We then pair riders and drivers in the distribution, aiming to reduce the average wait time for everyone, not just the closest pair. This helps keep things moving and rides reliable across the network.

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At the start of a trip, Uber may place a temporary authorization hold for the upfront price of the trip on your payment method. This will show up as a “pending” charge on your account's payment method. When the trip completes, this authorization hold is converted to a charge for the final trip price.

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