--- title: Uber Builds Scalable Chat Using Microservices with... description: Uber builds a scalable chat using microservices with GraphQL subscriptions and Kafka, replacing the legacy architecture to improve reliability, scalability,... canonical: https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Uber Builds Scalable Chat Using Microservices with GraphQL Subscriptions and Kafka | daily.dev og:description: Uber builds a scalable chat using microservices with GraphQL subscriptions and Kafka, replacing the legacy architecture to improve reliability, scalability,... og:url: https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8 og:image: https://api.daily.dev/og/posts/UQK9mMlh8.png og:image:alt: Uber Builds Scalable Chat Using Microservices with GraphQL Subscriptions and Kafka og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Uber Builds Scalable Chat Using Microservices with GraphQL Subscriptions and Kafka **[InfoQ](https://daily.dev/sources/infoq)** · 3 min read · 11 upvotes · 0 comments ## Summary Uber builds a scalable chat using microservices with GraphQL subscriptions and Kafka, replacing the legacy architecture to improve reliability, scalability, and maintainability. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#architecture](https://daily.dev/tags/architecture), [#graphql](https://daily.dev/tags/graphql), [#microservices](https://daily.dev/tags/microservices), [#kafka](https://daily.dev/tags/kafka), [#observability](https://daily.dev/tags/observability), [#uber](https://daily.dev/tags/uber), [#apache-kafka](https://daily.dev/tags/apache-kafka), [#websocket](https://daily.dev/tags/websocket) [View this post on daily.dev](https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Uber Builds Scalable Chat Using Microservices with GraphQL Subscriptions and Kafka","url":"https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8"},"datePublished":"2024-03-07T10:47:15.246Z","dateModified":"2024-05-09T08:43:33.910Z","description":"Uber builds a scalable chat using microservices with GraphQL subscriptions and Kafka, replacing the legacy architecture to improve reliability, scalability,...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/2eabfbb80eab55c04c371177c92fbb32?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/2eabfbb80eab55c04c371177c92fbb32?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"InfoQ","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"InfoQ","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/afc3bced3e1e4b188dd9127017a60e0c","url":"https://daily.dev/sources/infoq"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/uber-builds-scalable-chat-using-microservices-with-graphql-subscriptions-and-kafka-uqk9mmlh8","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":11},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"architecture,graphql,microservices,kafka,observability,uber,apache-kafka,websocket","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"InfoQ","item":"https://daily.dev/sources/infoq"},{"@type":"ListItem","position":3,"name":"Uber Builds Scalable Chat Using Microservices with GraphQL Subscriptions and Kafka"}]} ```