Platform Archives - Spotify Engineering : Spotify Engineering

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How We Created Data Science Personas for Spotify’s Analytics Platform"> <img src="https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" fetchpriority="high" srcset="https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590.png 1200w, https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2024/09/EN223_Dalia-Persona_BlogPost_1200-x-590-120x59.png 120w" sizes="(max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">September 5, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/09/are-you-a-dalia-how-we-created-data-science-personas-for-spotifys-analytics-platform/" title="Are You a Dalia? How We Created Data Science Personas for Spotify’s Analytics Platform">Are You a Dalia? How We Created Data Science Personas for Spotify’s Analytics Platform</a> </h2>  <p>On Spotify’s Analytics Platform, we’re dedicated to building products that empower data practitioners to discover, analyze, and share insights — [...]</p> <span class="by"> Published by Federica Luraschi, Senior Data Scientist, with co-author Serena Fang </span> </div> </article>  </li> <li>  <article id="post-7186" class="post-7186 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-design category-platform tag-data tag-engineering-culture">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2024/08/unlocking-insights-with-high-quality-dashboards-at-scale/" title="Unlocking Insights with High-Quality Dashboards at Scale"> <img src="https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" srcset="https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1.png 1200w, https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2024/08/EN221-1200-x-590-black-1-120x59.png 120w" sizes="(max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">August 28, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/08/unlocking-insights-with-high-quality-dashboards-at-scale/" title="Unlocking Insights with High-Quality Dashboards at Scale">Unlocking Insights with High-Quality Dashboards at Scale</a> </h2>  <p>We have a lot of dashboards at Spotify. Our Insight teams and analysts from across the company are constantly whipping [...]</p> <span class="by"> Published by Skyler Johnson, Senior Data Scientist </span> </div> </article>  </li> <li>  <article id="post-7123" class="post-7123 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-platform tag-data">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2024/05/data-platform-explained-part-ii/" title="Data Platform Explained Part II "> <img src="https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" srcset="https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590.png 2501w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-1536x755.png 1536w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-2048x1007.png 2048w, https://storage.googleapis.com/production-eng/1/2024/05/EN219-DataPlatform_Part2_BlogPost-1200-x-590-120x59.png 120w" sizes="(max-width: 2501px) 100vw, 2501px" /> </a> </div>  <div class="info"> <span class="date">May 28, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/05/data-platform-explained-part-ii/" title="Data Platform Explained Part II ">Data Platform Explained Part II </a> </h2>  <p>Check out Data Platform Explained Part I, where we started sharing the journey of building a data platform, its building [...]</p> <span class="by"> Published by Anastasia Khlebnikova (Senior Engineer) and Carol Cunha (Product Manager) </span> </div> </article>  </li> <li>  <article id="post-7053" class="post-7053 post type-post status-publish format-standard has-post-thumbnail hentry category-backstage category-developer-tools category-platform tag-engineering-culture tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2024/04/supercharged-developer-portals/" title="Supercharged Developer Portals"> <img src="https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1.png 1200w, https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2024/04/EN217-Spotify-Backstage-Roadmap-1200x590-1-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">April 30, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/04/supercharged-developer-portals/" title="Supercharged Developer Portals">Supercharged Developer Portals</a> </h2>  <p>Today, we announced Spotify’s latest products and services for companies adopting Backstage, the open source framework for building IDPs.</p> <span class="by"> Published by Pia Nilsson, Senior Director of Engineering, Platform Developer Experience </span> </div> </article>  </li> <li>  <article id="post-7037" class="post-7037 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-infrastructure category-platform tag-data">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2024/04/data-platform-explained/" title="Data Platform Explained Part I"> <img src="https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final.png 2505w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-700x345.png 700w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-768x379.png 768w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-1536x757.png 1536w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-2048x1010.png 2048w, https://storage.googleapis.com/production-eng/1/2024/04/EN216-BlogPost_1200x590_final-120x59.png 120w" sizes="auto, (max-width: 2505px) 100vw, 2505px" /> </a> </div>  <div class="info"> <span class="date">April 2, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/04/data-platform-explained/" title="Data Platform Explained Part I">Data Platform Explained Part I</a> </h2>  <p>As engineers working at Spotify, we frequently find ourselves explaining our robust data platform to fellow professionals who are contemplating [...]</p> <span class="by"> Published by Anastasia Khlebnikova (Senior Engineer) and Carol Cunha (Product Manager) </span> </div> </article>  </li> <li>  <article id="post-7002" class="post-7002 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-platform tag-experimentation">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2024/03/risk-aware-product-decisions-in-a-b-tests-with-multiple-metrics/" title="Risk-Aware Product Decisions in A/B Tests with Multiple Metrics"> <img src="https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1.png 1200w, https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2024/03/EN215-Recruitment-Process-Flow-1200x590-1-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">March 5, 2024 </span>  <h2> <a href="https://engineering.atspotify.com/2024/03/risk-aware-product-decisions-in-a-b-tests-with-multiple-metrics/" title="Risk-Aware Product Decisions in A/B Tests with Multiple Metrics">Risk-Aware Product Decisions in A/B Tests with Multiple Metrics</a> </h2>  <p>TL;DR We summarize the findings in our recent paper, Schultzberg, Ankargren, and Frånberg (2024), where we explain how Spotify’s decision-making [...]</p> <span class="by"> Published by Mårten Schultzberg (Sr. Manager, Staff Data Scientist), Sebastian Ankargren (Sr. Data Scientist), and Mattias Frånberg (Sr. Data Scientist) </span> </div> </article>  </li> <li>  <article id="post-6558" class="post-6558 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-mobile category-platform category-product tag-engineering-leadership tag-mobile">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/11/the-what-why-and-how-of-mastering-app-size/" title="The What, Why, and How of Mastering App Size"> <img src="https://storage.googleapis.com/production-eng/1/2023/11/image5.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/11/image5.png 1999w, https://storage.googleapis.com/production-eng/1/2023/11/image5-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/11/image5-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/11/image5-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/11/image5-1536x755.png 1536w, https://storage.googleapis.com/production-eng/1/2023/11/image5-120x59.png 120w" sizes="auto, (max-width: 1999px) 100vw, 1999px" /> </a> </div>  <div class="info"> <span class="date">November 14, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/11/the-what-why-and-how-of-mastering-app-size/" title="The What, Why, and How of Mastering App Size">The What, Why, and How of Mastering App Size</a> </h2>  <p>Sometimes a shiny new feature brings more harm than good. The reason is simple — application size. Any addition to the application — be it code for a new feature, an image resource for a new button or even support for a new localization — contributes to the increase of the application’s size.</p> <span class="by"> Published by Viktor Petrovski (Android Engineer), Dmitry Povolotskyi (Senior iOS Engineer), and Bruno Rocha (Senior iOS Engineer) </span> </div> </article>  </li> <li>  <article id="post-6547" class="post-6547 post type-post status-publish format-standard has-post-thumbnail hentry category-backstage category-open-source category-platform tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/11/spotify-wins-cncf-top-end-user-award-for-the-second-time/" title="Spotify Wins CNCF Top End User Award for the Second Time!"> <img src="https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Spotify wins CNCF Top End User Award for the second time." decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1.png 1200w, https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/11/EN210-CNCF-Award-Nov-23-Blog-Header-02-1200x590-1-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">November 8, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/11/spotify-wins-cncf-top-end-user-award-for-the-second-time/" title="Spotify Wins CNCF Top End User Award for the Second Time!">Spotify Wins CNCF Top End User Award for the Second Time!</a> </h2>  <p>This week at KubeCon + CloudNativeCon in Chicago, the Cloud Native Computing Foundation announced that Spotify won their Top End User Award. </p> <span class="by"> Published by Dave Zolotusky, Principal Engineer & CNCF Technical Oversight Committee Representative </span> </div> </article>  </li> <li>  <article id="post-6528" class="post-6528 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-maching-learning category-platform">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/11/how-we-automated-content-marketing-to-acquire-users-at-scale/" title="How We Automated Content Marketing to Acquire Users at Scale"> <img src="https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1.png 1200w, https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/11/EN208-ACM-Blog-header-Final-1200x590-1-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">November 7, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/11/how-we-automated-content-marketing-to-acquire-users-at-scale/" title="How We Automated Content Marketing to Acquire Users at Scale">How We Automated Content Marketing to Acquire Users at Scale</a> </h2>  <p>Spotify runs paid marketing campaigns across the globe on various digital ad platforms. Being efficient with our marketing budget is critical for maximizing the return on ad spend.</p> <span class="by"> Published by Bryan Maloney (Senior Engineering Manager), Christopher Tang, (Senior ML Engineer), Deepak Bhat (Senior Data Engineer), and Ryan Kim (Senior Product Manager) </span> </div> </article>  </li> <li>  <article id="post-6416" class="post-6416 post type-post status-publish format-standard has-post-thumbnail hentry category-people category-platform tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/10/managing-software-at-scale-googles-kelsey-hightower-talks-with-spotifys-niklas-gustavsson-about-fleet-management/" title="Managing Software at Scale: Kelsey Hightower Talks with Niklas Gustavsson about Fleet"> <img src="https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="![Managing Software at Scale: Google Cloud distinguished engineer Kelsey Hightower talks with Spotify chief architect Niklas Gustavsson about Fleet Management](kelsey-hightower-spotify-fleet-management.png)" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590.png 1200w, https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/10/EN205_Kelsey_ngn_1200x590-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">October 5, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/10/managing-software-at-scale-googles-kelsey-hightower-talks-with-spotifys-niklas-gustavsson-about-fleet-management/" title="Managing Software at Scale: Kelsey Hightower Talks with Niklas Gustavsson about Fleet">Managing Software at Scale: Kelsey Hightower Talks with Niklas Gustavsson about Fleet</a> </h2>  <p>How does Spotify manage a sprawling tech ecosystem made up of 500+ squads managing over 10,000 software components in production? [...]</p> <span class="by"> Published by Spotify Engineering </span> </div> </article>  </li> <li>  <article id="post-6340" class="post-6340 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-platform tag-engineering-leadership tag-experimentation">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/08/coming-soon-confidence-an-experimentation-platform-from-spotify/" title="Coming Soon: Confidence — An Experimentation Platform from Spotify"> <img src="https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo.png 1200w, https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/08/EN201-Coming-Soon-Confidence-1200x590-logo-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">August 3, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/08/coming-soon-confidence-an-experimentation-platform-from-spotify/" title="Coming Soon: Confidence — An Experimentation Platform from Spotify">Coming Soon: Confidence — An Experimentation Platform from Spotify</a> </h2>  <p>TL;DR: Spotify is releasing a new commercial product for software development teams: a version of our homegrown experimentation platform that [...]</p> <span class="by"> Published by Tyson Singer, Head of Technology and Platforms </span> </div> </article>  </li> <li>  <article id="post-6317" class="post-6317 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-platform tag-experimentation">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/07/bringing-sequential-testing-to-experiments-with-longitudinal-data-part-2-sequential-testing/" title="Bringing Sequential Testing to Experiments with Longitudinal Data (Part 2): Sequential Testing"> <img src="https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2.png 2500w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-1536x756.png 1536w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-2048x1008.png 2048w, https://storage.googleapis.com/production-eng/1/2023/07/EN199-Bringing-Sequential-Testing-to-Experiments-with-Longitudinal-Data-Part-1-The-Peeking-Problem-part-2-590-2-120x59.png 120w" sizes="auto, (max-width: 2500px) 100vw, 2500px" /> </a> </div>  <div class="info"> <span class="date">July 25, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/07/bringing-sequential-testing-to-experiments-with-longitudinal-data-part-2-sequential-testing/" title="Bringing Sequential Testing to Experiments with Longitudinal Data (Part 2): Sequential Testing">Bringing Sequential Testing to Experiments with Longitudinal Data (Part 2): Sequential Testing</a> </h2>  <p>In Part 1 of this series, we introduced the within-unit peeking problem that we call the “peeking problem 2.0”. We [...]</p> <span class="by"> Published by Sebastian Ankargren (Sr. Data Scientist), Mattias Frånberg (Sr. Data Scientist), and Mårten Schultzberg (Sr. Manager/Staff Data Scientist) </span> </div> </article>  </li> <li>  <article id="post-6279" class="post-6279 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-platform tag-experimentation">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/07/bringing-sequential-testing-to-experiments-with-longitudinal-data-part-1-the-peeking-problem-2-0/" title="Bringing Sequential Testing to Experiments with Longitudinal Data (Part 1): The Peeking Problem 2.0"> <img src="https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header.png 1667w, https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header-1536x756.png 1536w, https://storage.googleapis.com/production-eng/1/2023/07/Longitudinal-Data-Header-120x59.png 120w" sizes="auto, (max-width: 1667px) 100vw, 1667px" /> </a> </div>  <div class="info"> <span class="date">July 18, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/07/bringing-sequential-testing-to-experiments-with-longitudinal-data-part-1-the-peeking-problem-2-0/" title="Bringing Sequential Testing to Experiments with Longitudinal Data (Part 1): The Peeking Problem 2.0">Bringing Sequential Testing to Experiments with Longitudinal Data (Part 1): The Peeking Problem 2.0</a> </h2>  <p>Spotify’s approach to challenges in sequential testing with longitudinal data  At Spotify, we’re constantly improving our data infrastructure, which means [...]</p> <span class="by"> Published by Sebastian Ankargren (Sr. Data Scientist), Mattias Frånberg (Sr. Data Scientist), and Mårten Schultzberg (Sr. Manager/Staff Data Scientist) </span> </div> </article>  </li> <li>  <article id="post-6261" class="post-6261 post type-post status-publish format-standard has-post-thumbnail hentry category-data category-data-science category-developer-tools category-maching-learning category-platform category-product tag-experimentation">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/06/experimenting-with-machine-learning-to-target-in-app-messaging/" title="Experimenting with Machine Learning to Target In-App Messaging"> <img src="https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Header Image: Examples of in-app messaging in the Spotify app" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example.png 1200w, https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/06/In-App-Messaging_Header_Example-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">June 28, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/06/experimenting-with-machine-learning-to-target-in-app-messaging/" title="Experimenting with Machine Learning to Target In-App Messaging">Experimenting with Machine Learning to Target In-App Messaging</a> </h2>  <p>Messaging at Spotify At Spotify, we use messaging to communicate with our listeners all over the world. Our Messaging team [...]</p> <span class="by"> Published by Euan Dowers, Senior ML Engineer </span> </div> </article>  </li> <li>  <article id="post-6245" class="post-6245 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-infrastructure category-platform tag-backend">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/06/analyzing-volatile-memory-on-a-google-kubernetes-engine-node/" title="Analyzing Volatile Memory on a Google Kubernetes Engine Node"> <img src="https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Analyzing Volatile Memory header image with Kubernetes shipping container and storage boxes inside." decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590.png 1200w, https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/06/EN196_Analyzing-Volatile-Memory-final-590-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">June 22, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/06/analyzing-volatile-memory-on-a-google-kubernetes-engine-node/" title="Analyzing Volatile Memory on a Google Kubernetes Engine Node">Analyzing Volatile Memory on a Google Kubernetes Engine Node</a> </h2>  <p>TL:DR At Spotify, we run containerized workloads in production across our entire organization in five regions where our main production [...]</p> <span class="by"> Published by Marcus Hallberg, Security Engineer </span> </div> </article>  </li> <li>  <article id="post-6173" class="post-6173 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-infrastructure category-people category-platform tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/05/fleet-management-at-spotify-part-3-fleet-wide-refactoring/" title="Fleet Management at Spotify (Part 3): Fleet-wide Refactoring"> <img src="https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog.png 1200w, https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/05/Fleet-Fleetwide-Refactoring_Blog-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">May 15, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/05/fleet-management-at-spotify-part-3-fleet-wide-refactoring/" title="Fleet Management at Spotify (Part 3): Fleet-wide Refactoring">Fleet Management at Spotify (Part 3): Fleet-wide Refactoring</a> </h2>  <p>This is part 3 in our series on Fleet Management at Spotify and how we manage our software at scale. [...]</p> <span class="by"> Published by Matt Brown, Staff Engineer </span> </div> </article>  </li> <li>  <article id="post-6098" class="post-6098 post type-post status-publish format-standard has-post-thumbnail hentry category-platform category-product tag-backend">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/05/tv-spatial-navigation/" title="TV Spatial Navigation"> <img src="https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1.png 2501w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-1536x755.png 1536w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-2048x1007.png 2048w, https://storage.googleapis.com/production-eng/1/2023/05/EN192-TV-Spatial-Navigation-Blog-Post-v2_new-screen-PLUS-button-590-1-120x59.png 120w" sizes="auto, (max-width: 2501px) 100vw, 2501px" /> </a> </div>  <div class="info"> <span class="date">May 10, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/05/tv-spatial-navigation/" title="TV Spatial Navigation">TV Spatial Navigation</a> </h2>  <p>Very often, when developing user interfaces, a lot of focus is given to the visuals, as that’s what primarily gets [...]</p> <span class="by"> Published by Sergio Avalos, Senior Engineer </span> </div> </article>  </li> <li>  <article id="post-6069" class="post-6069 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-infrastructure category-people category-platform tag-engineering-culture tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/05/fleet-management-at-spotify-part-2-the-path-to-declarative-infrastructure/" title="Fleet Management at Spotify (Part 2): The Path to Declarative Infrastructure"> <img src="https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site.png 1200w, https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/05/EN191-Fleet-The-Path-to-Declarative-Infrastructure-Part-2-Site-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">May 3, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/05/fleet-management-at-spotify-part-2-the-path-to-declarative-infrastructure/" title="Fleet Management at Spotify (Part 2): The Path to Declarative Infrastructure">Fleet Management at Spotify (Part 2): The Path to Declarative Infrastructure</a> </h2>  <p>This is part 2 in our series on Fleet Management at Spotify and how we manage our software at scale. [...]</p> <span class="by"> Published by David Flemström, Principal Product Manager, and Alexander Buck, Senior Engineer </span> </div> </article>  </li> <li>  <article id="post-5989" class="post-5989 post type-post status-publish format-standard has-post-thumbnail hentry category-developer-tools category-infrastructure category-people category-platform tag-engineering-culture tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/04/spotifys-shift-to-a-fleet-first-mindset-part-1/" title="Fleet Management at Spotify (Part 1): Spotify’s Shift to a Fleet-First Mindset"> <img src="https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header.png 1200w, https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/04/Fleet-Management-Header-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">April 18, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/04/spotifys-shift-to-a-fleet-first-mindset-part-1/" title="Fleet Management at Spotify (Part 1): Spotify’s Shift to a Fleet-First Mindset">Fleet Management at Spotify (Part 1): Spotify’s Shift to a Fleet-First Mindset</a> </h2>  <p>This is part 1 in our series on Fleet Management at Spotify and how we manage our software at scale. [...]</p> <span class="by"> Published by Niklas Gustavsson, VP, Engineering </span> </div> </article>  </li> <li>  <article id="post-5950" class="post-5950 post type-post status-publish format-standard has-post-thumbnail hentry category-infrastructure category-platform">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/03/load-testing-for-2022-wrapped/" title="Load Testing for 2022 Wrapped"> <img src="https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header.png 1200w, https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2023/03/Wrapped-load-testing-header-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">March 31, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/03/load-testing-for-2022-wrapped/" title="Load Testing for 2022 Wrapped">Load Testing for 2022 Wrapped</a> </h2>  <p>Wrapped is Spotify’s global annual year-end campaign that celebrates our listeners with a personalized review of their listening habits over [...]</p> <span class="by"> Published by Fred Wang, Senior Backend Engineer </span> </div> </article>  </li> <li>  <article id="post-5849" class="post-5849 post type-post status-publish format-standard has-post-thumbnail hentry category-design category-developer-tools category-people category-platform category-web">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/03/encore-x-accessibility-a-balancing-act/" title="Encore x Accessibility: A Balancing Act"> <img src="https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Encore x Accessibility: A Balancing Act" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi.png 1200w, https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi-250x123.png 250w, https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi-700x344.png 700w, https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi-768x378.png 768w, https://storage.googleapis.com/production-eng/1/2022/10/EN184-Encore-x-Accessibility_-A-balancing-act-v1_72ppi-120x59.png 120w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </a> </div>  <div class="info"> <span class="date">March 15, 2023 </span>  <h2> <a href="https://engineering.atspotify.com/2023/03/encore-x-accessibility-a-balancing-act/" title="Encore x Accessibility: A Balancing Act">Encore x Accessibility: A Balancing Act</a> </h2>  <p>On the Encore team (Spotify’s design system), there’s nothing we love more than collaborating with our fellow squads — (1) [...]</p> <span class="by"> Published by Arielle Benedek (Product Manager), Rose Marantz (Web Engineer), and Tamas Geczy (Web Engineer) </span> </div> </article>  </li> <li>  <article id="post-5789" class="post-5789 post type-post status-publish format-standard has-post-thumbnail hentry category-people category-platform category-web tag-backend">  <div class="img-holder"> <a 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Deep links seamlessly get you to the content you [...]</p> <span class="by"> Published by Erik Dornbush, Sr. Systems Engineer </span> </div> </article>  </li> <li>  <article id="post-5692" class="post-5692 post type-post status-publish format-standard has-post-thumbnail hentry category-infrastructure category-maching-learning category-platform tag-machine-learning">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/02/unleashing-ml-innovation-at-spotify-with-ray/" title="Unleashing ML Innovation at Spotify with Ray"> <img src="https://storage.googleapis.com/production-eng/1/2022/10/EN181-Unleashing-ML-Innovation-at-Spotify-with-Ray_72ppi.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Unleashing ML Innovation at Spotify with Ray" decoding="async" loading="lazy" srcset="https://storage.googleapis.com/production-eng/1/2022/10/EN181-Unleashing-ML-Innovation-at-Spotify-with-Ray_72ppi.png 1200w, 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class="by"> Published by Divita Vohra, Sr. Product Manager, Keshi Dai, Sr. ML Engineer, David Xia, Sr. ML Engineer, & Praveen Ravichandran, Staff Research Scientist </span> </div> </article>  </li> <li>  <article id="post-5644" class="post-5644 post type-post status-publish format-standard has-post-thumbnail hentry category-people category-platform category-product tag-engineering-culture tag-engineering-leadership">  <div class="img-holder"> <a href="https://engineering.atspotify.com/2023/01/agile-coaching-ac-at-spotify-shining-a-light-on-the-ac-career-framework/" title="Agile Coaching (AC) at Spotify: Shining a Light on the AC Career Framework"> <img src="https://storage.googleapis.com/production-eng/1/2022/10/EN180-Agile-Coach_72ppi.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="Agile Coaching (AC) at Spotify: Shining a Light on the AC Career Framework" decoding="async" loading="lazy" 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