--- title: Production Comes First - An Outside-In Approach to... description: The post discusses an outside-in approach to building microservices by prioritizing understanding the interconnections among system components. It emphasizes... canonical: https://daily.dev/posts/production-comes-first---an-outside-in-approach-to-building-microservices-by-martin-thwaites-k18br2vxy twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Production Comes First - An Outside-In Approach to Building Microservices by Martin Thwaites | daily.dev og:description: The post discusses an outside-in approach to building microservices by prioritizing understanding the interconnections among system components. It emphasizes... og:url: https://daily.dev/posts/production-comes-first---an-outside-in-approach-to-building-microservices-by-martin-thwaites-k18br2vxy og:image: https://api.daily.dev/og/posts/k18bR2VxY.png og:image:alt: Production Comes First - An Outside-In Approach to Building Microservices by Martin Thwaites 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. # Production Comes First - An Outside-In Approach to Building Microservices by Martin Thwaites **[InfoQ](https://daily.dev/sources/infoq)** · 4 min read · 0 upvotes · 0 comments ## Summary The post discusses an outside-in approach to building microservices by prioritizing understanding the interconnections among system components. It emphasizes Test-Driven Development (TDD) principles, writing tests before code, and testing against production behaviors. Observability techniques help in monitoring and verifying system behavior in a manner similar to its operation in production. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#testing](https://daily.dev/tags/testing), [#microservices](https://daily.dev/tags/microservices), [#observability](https://daily.dev/tags/observability), [#tdd](https://daily.dev/tags/tdd) [View this post on daily.dev](https://daily.dev/posts/production-comes-first---an-outside-in-approach-to-building-microservices-by-martin-thwaites-k18br2vxy) ```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":"Production Comes First - An Outside-In Approach to Building Microservices by Martin Thwaites","url":"https://daily.dev/posts/production-comes-first---an-outside-in-approach-to-building-microservices-by-martin-thwaites-k18br2vxy","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/production-comes-first---an-outside-in-approach-to-building-microservices-by-martin-thwaites-k18br2vxy"},"datePublished":"2024-04-21T10:00:53.403Z","dateModified":"2024-05-09T09:09:48.658Z","description":"The post discusses an outside-in approach to building microservices by prioritizing understanding the interconnections among system components. 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