Archives
Aug 13, 2026
When Can LLMs Replace Humans in A/B Tests?
TL;DR: LLM predictions can stand in for human outcomes in A/B tests, but only by assumption, not by design....
Published by Sebastian Ankargren (Senior Data Scientist), Joel Persson (Research Scientist, Computational Economics), and Mårten Schultzberg (Senior Manager, Staff Data Scientist)
Jul 27, 2026
Indexing the Data Lake for Online Point Queries
Companies like Spotify need vast quantities of data accessible at low latency for online services and,...
Published by Will Edwards, Staff Data Engineer
Jul 20, 2026
Content Ingestion & Podcast Video Incident Report
Over the past two months, podcast creators have experienced a series of reliability issues on Spotify. This...
Published by Jim Whitehead (Director, Engineering), Ulrik Mikaelsson (Staff Engineer), John Lagomarsino (Product Manager II), and Saunak Jai Chakrabarti (Senior Director, Engineering)
Jun 10, 2026
Encoding Your Domain Expert: The Context Layer Behind Spotify's Data Assistant
At Spotify, data problems used to follow a specific pattern. You'd look for the relevant dashboard, there...
Published by Pavlina Mitsou (Senior Engineer) and Jonathan Warburton (Senior Engineer)
Jun 3, 2026
Coding Is No Longer the Constraint: Scaling Developer Experience to Teams and Agents at Spotify
At Code with Claude, Spotify’s chief architect shared how we make both teams and AI agents more effective.
Published by Spotify Engineering
May 18, 2026
Better Experiments with LLM Evals — A funnel, not a fork
TL;DR LLM evals, automated judges that assess relevance, coherence, and quality at scale, are a powerful new...
Published by Matilda Ankargren (Senior Data Scientist) and Mårten Schultzberg (Senior Manager/Staff Data Scientist)
May 1, 2026
Building a Natural Language Interface to the Spotify Ads API with Claude Code Plugins
Turning OpenAPI spec and Markdown files into a conversational ads management tool — no compiled code required.
Published by Alex Murphy, Staff Software Engineer
Apr 22, 2026
Background Coding Agents: Supercharging Downstream Consumer Dataset Migrations (Honk, Part 4)
How we used Honk, Backstage, and Fleet Management to ease the pain of migrating thousands of datasets.
Published by Devon Edwards Joseph, Senior Engineer
Apr 6, 2026
Let’s Talk Agentic Development: Spotify x Anthropic Live
AI agents are transforming the way we build — and even how we think of ourselves as software developers. Both...
Published by Spotify Engineering
Mar 12, 2026
Inside the Archive: The Tech Behind Your 2025 Wrapped Highlights
What if we could identify interesting listening moments from your year, and tell you a story about them?
Published by Yoshnee Raveendran (Senior Engineer)
Feb 19, 2026
Our Multi-Agent Architecture for Smarter Advertising
When we kicked this off, we weren’t trying to ship an “AI feature.” We were trying to fix a structural...
Published by Pratik Rasam (Senior Engineer) and Ralph Sylvain (Senior Engineering Manager)
Feb 9, 2026
How We Release the Spotify App: A Look Under the Hood (Part 2)
In Part 2, we will peek under the hood at the tooling that makes the Spotify release process possible.
Published by Jacob Vesterlund (Senior Engineer) and Katie Walker (Engineering Manager)
Jan 22, 2026
Congratulations to the recipients of the 2025 Spotify FOSS Fund
TL;DR Established in 2022 as a way to help support the great open source ecosystem projects that Spotify...
Published by Dave Zolotusky, Principal Engineer
Jan 7, 2026
Why We Use Separate Tech Stacks for Personalization and Experimentation
The technical and practical rationale for a clear separation between these domains.
Published by Yu Zhao (Staff Machine Learning Engineer) and Mårten Schultzberg (Staff Data Scientist)
