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…
Mar 25, 2025
This is a testing blog testing
TL;DR The Spotify FOSS Fund is back again! We created the Spotify FOSS Fund in 2022 to help suppe
Nov 25, 2024
Congratulations to the Recipients of the 2024 Spotify FOSS Fund
TL;DR The Spotify FOSS Fund is back again! We created […]
Oct 21, 2024
How We Generated Millions of Content Annotations
With the fields of machine learning (ML) and generative AI […]
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 […]
Aug 28, 2024
Unlocking Insights with High-Quality Dashboards at Scale
We have a lot of dashboards at Spotify. Our Insight […]
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 […]
May 28, 2024
Data Platform Explained Part II
Check out Data Platform Explained Part I, where we started […]
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 […]
Apr 30, 2024
Supercharged Developer Portals
Today, we announced Spotify’s latest products and services for companies adopting Backstage, the open source framework for building IDPs.
Apr 2, 2024
Data Platform Explained Part I
As engineers working at Spotify, we frequently find ourselves explaining […]
Mar 5, 2024
Risk-Aware Product Decisions in A/B Tests with Multiple Metrics
TL;DR We summarize the findings in our recent paper, Schultzberg, […]
Feb 7, 2024
Applying the Facade Pattern on Spotify for Artists
At Spotify, we’re dedicated to delivering a unified experience to […]
Jan 24, 2024
Exploring the Animation Landscape of 2023 Wrapped
Each year, we aim to elevate the Spotify Wrapped experience […]
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 […]
Dec 5, 2023
Recursive Embedding and Clustering
Large sets of diverse data present several challenges for clustering, but through a novel approach that combines dimensionality reduction, recursion, and supervised machine learning, we’ve been able to obtain strong results.
Nov 14, 2023
The What, Why, and How of Mastering App Size
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.
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 Spotify won their Top End User Award.
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. Being efficient with our marketing budget is critical for maximizing the return on ad spend.
Oct 25, 2023
Introducing Voyager: Spotify’s New Nearest-Neighbor Search Library
For the past decade, Spotify has used approximate nearest-neighbor search […]
Oct 23, 2023
Announcing the Recipients of the 2023 Spotify FOSS Fund
TL;DR It’s back! Last year, we created the Spotify FOSS […]
Oct 17, 2023
Switching Build Systems, Seamlessly
At Spotify, we have experimented with the Bazel build system […]
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 […]
Sep 28, 2023
How to Accurately Test Significance with Difference in Difference Models
When we want to determine the causal effect of a […]
Aug 24, 2023
Encouragement Designs and Instrumental Variables for A/B Testing
At Spotify, we run a lot of A/B tests. Most […]
Aug 16, 2023
Experimentation at Spotify: Three Lessons for Maximizing Impact in Innovation
As companies mature, it’s easy to believe that the core […]
Aug 3, 2023
Coming Soon: Confidence — An Experimentation Platform from Spotify
TL;DR: Spotify is releasing a new commercial product for software […]
Jul 25, 2023
Bringing Sequential Testing to Experiments with Longitudinal Data (Part 2): Sequential Testing
In Part 1 of this series, we introduced the within-unit […]
Jul 18, 2023
Bringing Sequential Testing to Experiments with Longitudinal Data (Part 1): The Peeking Problem 2.0
Spotify’s approach to challenges in sequential testing with longitudinal data […]
Jun 28, 2023
Experimenting with Machine Learning to Target In-App Messaging
Messaging at Spotify At Spotify, we use messaging to communicate […]