--- title: I Added SQS to My Backend :) | daily.dev description: A developer building NutriCal shares how they replaced a synchronous welcome email call with an async SQS-based queue pattern. The post walks through the full... canonical: https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: I Added SQS to My Backend :) | daily.dev og:description: A developer building NutriCal shares how they replaced a synchronous welcome email call with an async SQS-based queue pattern. The post walks through the full... og:url: https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep og:image: https://api.daily.dev/og/posts/BNQcLhEeP.png og:image:alt: I Added SQS to My Backend :) 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. # I Added SQS to My Backend :) **[Medium](https://daily.dev/sources/medium_js)** · 9 min read · 0 upvotes · 0 comments ## Summary A developer building NutriCal shares how they replaced a synchronous welcome email call with an async SQS-based queue pattern. The post walks through the full implementation: a fire-and-forget frontend call, a backend controller that enqueues and returns 202 Accepted, a provider-abstracted queue service, a Lambda worker with partial batch failure handling, and serverless.yml wiring including IAM scoping. It also explains why SQS was chosen over BullMQ (Upstash HTTP client incompatibility, native Lambda integration, cost), and honestly notes missing pieces like a dead-letter queue and infrastructure-as-code for the queue itself. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Building a Reliable and Extendable Notifications Platform](https://daily.dev/posts/building-a-reliable-and-extendable-notifications-platform-fwrocxh1c) · monday Engineering · 37 upvotes · 1 comments --- Tags: [#aws](https://daily.dev/tags/aws), [#architecture](https://daily.dev/tags/architecture), [#serverless](https://daily.dev/tags/serverless), [#aws-lambda](https://daily.dev/tags/aws-lambda) [View this post on daily.dev](https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep) ```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":"I Added SQS to My Backend :)","url":"https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep"},"datePublished":"2026-07-23T12:42:13.634Z","dateModified":"2026-07-23T12:43:08.496Z","description":"A developer building NutriCal shares how they replaced a synchronous welcome email call with an async SQS-based queue pattern. The post walks through the full...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d6ab0a9a223ee01bc82d647f54feb2d2?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d6ab0a9a223ee01bc82d647f54feb2d2?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"Medium","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":"Medium","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/medium","url":"https://daily.dev/sources/medium_js"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/i-added-sqs-to-my-backend--bnqclheep","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"aws,architecture,serverless,aws-lambda","timeRequired":"PT9M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Medium","item":"https://daily.dev/sources/medium_js"},{"@type":"ListItem","position":3,"name":"I Added SQS to My Backend :)"}]} ```