Speaker: Vitor Pellegrino

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Site Reliability Engineering @Duolingo

Vitor Pellegrino is a Staff Site Reliability Engineer at Duolingo. He leads different FinOps and Resilience initiatives in our Infrastructure Platform area, which is the group responsible for developing the platform that powers all of Duolingo's systems. 

He has been working in various engineering leadership roles for over two decades with companies in Brazil, Germany, and the US. Most of his career was spent with highly distributed Microservices, high-traffic scenarios, and the challenges of implementing FinOps, SRE, and Continuous Delivery practices at an organizational level.

Find Vitor Pellegrino at:


How We Created a High-Scale Notification System at Duolingo That Delivered Millions of Messages Within Seconds During a Super Bowl Commercial Break

Building a notification system may seem trivial, but what about building one that could reach million of users within a few seconds? What about doing that right after your advertisement airs?

Read more


Monday Apr 8 / 02:45PM BST ( 50 minutes )


Fleming (3rd Fl.)


platforms Platform Engineering architecture scalability Reliability Asynchronous System Design Notification System Cloud Resource Management python