May 9, 2025
Incident Report: Spotify Outage on April 16, 2025
On April 16, Spotify experienced an outage that affected users worldwide. Here is what happened and what we...
May 13, 2025
Testing post
Chantal is a Software Engineer and part of the Spotify team in New York. But she lives thousands of miles...
Apr 23, 2025
Celebrating Five Years of Backstage: From Open Source Project to Enterprise Business
Did you know that we sell Spotify’s developer productivity tools and support to other companies, from online...
Apr 17, 2025
A Behind-the-Scenes Look at How We Release the Spotify App (Part 1)
Developing and releasing mobile apps at scale is a big challenge. With each weekly release of our mobile app...
Mar 25, 2025
An Insider’s Tips for Taking the Certified Backstage Associate (CBA) Exam
TL;DR There’s a brand new engineering certification in town: Certified Backstage Associate (CBA). Offered...
Dec 12, 2024
Building Confidence: A Case Study in How to Create Confidence Scores for GenAI Applications
TL;DR Getting a response from GenAI is quick and straightforward. But what about the confidence level for...
Nov 25, 2024
Congratulations to the Recipients of the 2024 Spotify FOSS Fund
TL;DR The Spotify FOSS Fund is back again! We created the Spotify FOSS Fund in 2022 to help support the open...
Oct 21, 2024
How We Generated Millions of Content Annotations
With the fields of machine learning (ML) and generative AI (GenAI) continuing to rapidly evolve and expand,...
Sep 5, 2024
Are You a Dalia? How We Created Data Science Personas for Spotify’s Analytics Platform
On Spotify’s Analytics Platform, we’re dedicated to building products that empower data practitioners to...
Aug 28, 2024
Unlocking Insights with High-Quality Dashboards at Scale
We have a lot of dashboards at Spotify. Our Insight teams and analysts from across the company are constantly...
Jul 10, 2024
Technical Decision-Making in a Fragmented Space: Spotify In-Car Case Study
Car rides have become connected and interactive these days with drivers jamming to music or catching up on...
May 28, 2024
Data Platform Explained Part II
Check out , where we started sharing the journey of building a data platform, its building blocks, and the...
May 15, 2024
Fixed-Power Designs: It’s Not IF You Peek, It’s WHAT You Peek at
TL;DR Sometimes we cannot estimate the required sample size needed to power an experiment before starting it....
Apr 30, 2024
Supercharged Developer Portals
Today, we announced Spotify’s latest products and services for companies adopting Backstage, the open source...
Apr 2, 2024
Data Platform Explained Part I
As engineers working at Spotify, we frequently find ourselves explaining our robust data platform to fellow...
Mar 5, 2024
Risk-Aware Product Decisions in A/B Tests with Multiple Metrics
TL;DR We summarize the findings in our recent paper, , where we explain how Spotify’s decision-making engine...
Feb 7, 2024
Applying the Facade Pattern on Spotify for Artists
At Spotify, we’re dedicated to delivering a unified experience to our customers — which can sometimes be at...
Jan 24, 2024
Exploring the Animation Landscape of 2023 Wrapped
Each year, we aim to elevate the Spotify Wrapped experience for our users, crafting captivating data stories...
Jan 4, 2024
Q&A with the Maintainers of the Spotify FOSS Fund
TL;DR Let’s cap the year by putting a spotlight on some of the valuable work people outside of Spotify are...
Dec 5, 2023
Recursive Embedding and Clustering
TL;DR Large sets of diverse data present several challenges for clustering, but through a novel approach that...
Nov 14, 2023
The What, Why, and How of Mastering App Size
Our daily tasks as engineers often involve implementing new functionalities. Existing users get to enjoy the...
Nov 8, 2023
Spotify Wins CNCF Top End User Award for the Second Time!
This week at KubeCon + CloudNativeCon in Chicago, the Cloud Native Computing Foundation announced that...
Nov 7, 2023
How We Automated Content Marketing to Acquire Users at Scale
Spotify runs paid marketing campaigns across the globe on various digital ad platforms like Facebook, Google...
Oct 25, 2023
Introducing Voyager: Spotify’s New Nearest-Neighbor Search Library
For the past decade, Spotify has used approximate nearest-neighbor search technology to power our...
Oct 23, 2023
Announcing the Recipients of the 2023 Spotify FOSS Fund
TL;DR It’s back! Last year, we created the to help support the free and open source software projects we use...
Oct 20, 2023
Exclude from Your Taste Profile
Are you a parent forced to put the Bluey theme song on repeat? Do you work from home and play lofi beats or...
Oct 17, 2023
Switching Build Systems, Seamlessly
At Spotify, we have experimented with the build system since 2017. Over the years, the project has matured,...
Oct 5, 2023
Managing Software at Scale: Kelsey Hightower Talks with Niklas Gustavsson about Fleet
How does Spotify manage a sprawling tech ecosystem made up of 500+ squads managing over 10,000 software...
Sep 28, 2023
How to Accurately Test Significance with Difference in Difference Models
When we want to determine the causal effect of a product or business change at Spotify, A/B testing is the...
Aug 24, 2023
Encouragement Designs and Instrumental Variables for A/B Testing
At Spotify, . Most of these tests follow a standard design, where we assign users randomly to control and...