AI Summary
SoundCloud seeks a Senior Machine Learning Engineer for its Reco-Core team to design, build, and deploy ML solutions for music recommendations. This role involves owning the full ML lifecycle, scaling ML infrastructure, and collaborating with cross-functional teams. Key requirements include 3+ years of experience shipping large-scale ML models to production, strong Python/Scala engineering skills, and deep understanding of recommendation concepts. This position offers a flexible work culture, extensive relocation support for non-Berlin candidates, and a generous professional development allowance.
Key Highlights
Design, build, and deploy end-to-end machine learning solutions for recommendations.
Own the full ML lifecycle from prototyping to production deployment and monitoring.
Strengthen and scale ML engineering and MLOps foundation within the Reco-Core team.
Key Responsibilities
Design, build, and deploy end-to-end machine learning solutions for recommendations, focusing on candidate generation, personalization, user and items modeling, and core ranking.
Take ownership of the full ML lifecycle, from prototyping and evaluation to deploying scalable models into production and monitoring their performance.
Strengthen and scale the foundation for ML engineering and MLOps within the Reco-Core team, defining best practices and building tooling to enable rapid iteration.
Partner with analysts and data scientists to translate research into production-ready systems.
Collaborate with other ML engineers to leverage shared infrastructure and knowledge.
Technical Skills Required
Benefits & Perks
Relocation support
Creativity and Wellness benefit
Employee Equity Plan
Generous professional development allowance
Flexible vacation and public holiday policy (up to 35 days PTO annually)
Free German courses
Snacks, goodies, and 2 free lunches weekly when at the office
Job Description
SoundCloud empowers artists and fans to connect and share through music. Founded in 2007, SoundCloud is an artist-first platform empowering artists to build and grow their careers by providing them with the most progressive tools, services, and resources. With over 400+ million tracks from 40 million artists, the future of music is SoundCloud.
We are looking for a Senior Machine Learning Engineer to join our Reco-Core team. As a key Machine Learning Engineer on this team, you will have a unique opportunity to shape and lead the ML practice for one of SoundCloud's most critical product areas. You will partner closely with ML, data, and backend engineers to design, build, and deploy the models that help millions of listeners discover their next favorite track within our vast and unique catalog of music and audio.
Key Responsibilities
- Design, build, and deploy end-to-end machine learning solutions for recommendations, focusing on candidate generation, personalization, user and items modeling, and core ranking
- Take ownership of the full ML lifecycle, from prototyping and evaluation to deploying scalable models into production and monitoring their performance
- Strengthen and scale the foundation for ML engineering and MLOps within the Reco-Core team, defining best practices and building tooling to enable rapid iteration
- Partner with analysts and data scientists to translate research into production-ready systems
- Collaborate with other ML engineers to leverage shared infrastructure and knowledge
Looking to advance your Machine Learning & AI career with relocation support? Explore Machine Learning & AI Jobs with Relocation Packages that include comprehensive packages to help you move and settle in your new role.
- Strong industry experience in a quantitative field (e.g., Computer Science, Statistics, Machine Learning) and/or a Ph.D./M.Sc. in a related discipline
- 3+ years of professional experience shipping large-scale ML models to production
- Strong engineering background in Python or Scala, with hands-on experience using data processing frameworks (e.g., Spark, Confluent) and vector search or nearest neighbor technologies
- Deep understanding of core recommendation concepts, including collaborative filtering, matrix factorization, deep learning for recommendations (e.g., two-tower architectures), and multi-objective ranking, with the ability to discuss trade-offs between different approaches
- Proven experience building and scaling ML infrastructure and tooling for model deployment, lifecycle management, and monitoring in a cloud environment (GCP, AWS, or Azure)
- Pragmatic approach to engineering efficiency, with a habit of leveraging modern AI-assisted workflows (e.g., Cursor, Claude Code) to accelerate development and research
Discover our full range of relocation jobs with comprehensive support packages to help you relocate and settle in your new location.
- We are a multinational company with offices in the US (New York and Los Angeles), Germany (Berlin), and the UK (London)
- We provide a flexible work culture that offers the opportunity to collaborate and connect in person at our offices as well as accommodating work from home
- We are deeply committed to ensuring diversity, equity and inclusion at all levels of our organization and fostering a community where everyone’s voice, perspective and experience is respected and heard.
- We believe a strong team is made by investing in employees through mentorship, workshops and enrichment opportunities
- Not located in Berlin? No worries, we offer extensive relocation support including allowances, one way flights, temporary accommodation and, by partnering with Expath, on the ground support on arrival
- Interested in a gym membership, photography course or book? We have a Creativity and Wellness benefit!
- Employee Equity Plan
- Generous professional development allowance
- Flexible vacation and public holiday policy where you can take up to 35 days of PTO annually
- We offer free German courses at beginning, intermediate and advanced
- Various snacks, goodies, and 2 free lunches weekly when at the office
Interested in relocating to United Kingdom? Check out our comprehensive Relocation Jobs in United Kingdom page with detailed relocation packages and benefits.
SoundCloud is for everyone. Diversity and open expression are fundamental to our organization; they help us lead what’s next in music by understanding and empowering our creators and fans, no matter their identity. We acknowledge the challenges in the music industry, and strive to influence an inclusive culture where everyone can contribute respectfully and thrive, especially the historically marginalized communities that many of our creators, fans and SoundClouders identify with. We are dedicated to creating an inclusive environment at SoundCloud for everyone, regardless of gender identity, sexual orientation, race, ethnicity, migration background, national origin, age, disability status, or care-giver status.
At SoundCloud you can find your community or elevate your allyship by joining a Diversity Resource Group. Diversity Resource Groups are employee-organized groups focused on supporting and promoting the interests of a particular underrepresented community in order to build a more inclusive culture at SoundCloud. Anyone can join, whether you share the identity or strive to be an ally.
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