--- title: Building a Scalable Notification Service | daily.dev description: Razorpay is one of India’s most valuable fintech startups. The company powers payments for over 8 million businesses in India and has been growing extremely... canonical: https://daily.dev/posts/building-a-scalable-notification-service-zghziuwzk twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Building a Scalable Notification Service | daily.dev og:description: Razorpay is one of India’s most valuable fintech startups. The company powers payments for over 8 million businesses in India and has been growing extremely... og:url: https://daily.dev/posts/building-a-scalable-notification-service-zghziuwzk og:image: https://api.daily.dev/og/posts/ZGHzIUwzK.png og:image:alt: Building a Scalable Notification Service 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. # Building a Scalable Notification Service **[Quastor Daily](https://daily.dev/sources/quastor)** · 8 min read · 96 upvotes · 2 comments ## Summary Razorpay is one of India’s most valuable fintech startups. The company powers payments for over 8 million businesses in India and has been growing extremely quickly. With the increase in transactions, the Razorpay team encountered a few scalability issues - Database Bottleneck - Read query performance was getting worse and it couldn’t scale to meet the required input/output operations per second. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@ghost** · 1 upvotes > Really interesting with the challenges and tech they used. **@frankgg** · 0 upvotes > Excellent solution to the various challenges! ## 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: [#google](https://daily.dev/tags/google), [#aws](https://daily.dev/tags/aws), [#authentication](https://daily.dev/tags/authentication), [#database](https://daily.dev/tags/database), [#mysql](https://daily.dev/tags/mysql) [View this post on daily.dev](https://daily.dev/posts/building-a-scalable-notification-service-zghziuwzk) ```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":"Building a Scalable Notification Service","url":"https://daily.dev/posts/building-a-scalable-notification-service-zghziuwzk","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/building-a-scalable-notification-service-zghziuwzk"},"datePublished":"2022-10-07T14:04:55.959Z","dateModified":"2022-10-07T14:04:55.958Z","description":"Razorpay is one of India’s most valuable fintech startups. 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