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The Personalization team makes deciding what to play next easier and more enjoyable for every listener. From Blend to Discover Weekly, we’re behind some of Spotify’s most-loved features. We built them by understanding the world of music and podcasts better than anyone else. Join us and you’ll keep millions of users listening by making great recommendations to each and every one of them.
Growlithe is a fast-moving squad within Spotify's Conversation Product Area, focused on bringing emerging Search and agentic experiences to life. We explore, define, build, validate, and optimize new ideas to help listeners discover the content they love. Our work spans personalized Search, music video discovery and ranking, audiobook Search expansion, and the foundations of more social Search experiences.
We're looking for a Senior Machine Learning Engineer to help shape the next generation of Search at Spotify. You'll work at the intersection of machine learning, personalization, and product development, turning complex challenges into intuitive discovery experiences for millions of listeners.
What You'll Do
- Build and improve machine learning models that make Spotify Search more relevant, personalized, and engaging for listeners.
- Develop and optimize ranking and backend retrieval systems that help listeners discover music, videos, audiobooks, and other content.
- Explore emerging AI and agentic approaches to create more intuitive and conversational Search experiences.
- Design, implement, and evaluate machine learning solutions, taking ideas from early experimentation through production.
- Partner with engineers, product managers, designers, and researchers to identify opportunities and deliver meaningful improvements to Search.
- Use experimentation, data analysis, and performance metrics to understand model behavior, validate hypotheses, and improve the listener experience.
- Contribute to scalable machine learning infrastructure and engineering practices that support reliable, high-quality Search experiences.
- Share knowledge, challenge assumptions constructively, and help shape the technical direction of machine learning within the squad.
Who You Are
- You have experience building, deploying, and improving machine learning systems in production environments.
- You have a strong understanding of machine learning approaches for information retrieval, search ranking, recommendation systems, or personalization.
- You are proficient in Python and comfortable working with modern machine learning frameworks and data processing tools.
- You have experience and a desire to lean into backend engineering at Spotify scale.
- You understand how to design and evaluate experiments, interpret model performance, and translate technical findings into product improvements.
- You have experience working with large-scale datasets and understand the challenges of building reliable, scalable machine learning systems.
- You are curious about emerging AI technologies, including large language models and agentic systems, and interested in their potential to improve discovery experiences.
- You enjoy working across disciplines, communicating technical ideas clearly, and learning from different perspectives.
- You are comfortable navigating ambiguity, taking ownership of complex challenges, and balancing experimentation with practical delivery.
Where You'll Be
- This role is based in Eastern Standard Time
- We offer you the flexibility to work where you work best! There will be some in person meetings, but still allows for flexibility to work from home.
The United States base range for this position is 184,049–262,928 USD, plus equity. The benefits available for this position include health insurance, six-month paid parental leave, 401(k) retirement plan, monthly meal allowance, 23 paid days off, paid flexible holidays, and paid sick leave. These ranges may be modified in the future.
Skills Required
- Experience building, deploying, and improving machine learning systems in production environments
- Strong understanding of machine learning for information retrieval, search ranking, recommendation systems, or personalization
- Proficiency in Python and familiarity with modern machine learning frameworks and data processing tools
- Experience with backend engineering at scale
- Ability to design and evaluate experiments, interpret model performance, and translate findings into product improvements
- Experience working with large-scale datasets and building reliable, scalable machine learning systems
- Interest in emerging AI technologies, including large language models and agentic systems
- Ability to collaborate across disciplines and communicate technical ideas clearly
- Comfort navigating ambiguity, taking ownership, and balancing experimentation with practical delivery
Spotify Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Spotify and has not been reviewed or approved by Spotify.
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Flexible Benefits — Employees consistently praise the total compensation package beyond base salary, highlighting a mix of RSUs, cash incentives, and stipends alongside core pay. The package is described as flexible and customizable through equity choices (e.g., RSUs, options, cash) that can be tailored for long-term wealth building.
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Leave & Time Off Breadth — Time-off offerings are repeatedly highlighted as substantial, including generous vacation, paid sick days, volunteer time, and flexible holidays. These policies are framed as a meaningful part of the overall rewards experience beyond salary.
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Healthcare Strength — Health coverage is portrayed as comprehensive, spanning medical, dental, vision, life insurance, disability coverage, and mental health support. Additional employer contributions to HSAs are cited as strengthening the overall health and wellness value proposition.
Spotify Insights
What We Do
Spotify transformed music listening forever when it launched in Sweden in 2008. Discover, manage and share over 50m tracks for free, or upgrade to Spotify Premium to access exclusive features including offline mode, improved sound quality, and an ad-free music listening experience.
