Level

Suno

Machine Learning Engineer - Content Discovery

AI in this role

Design and deploy scalable recommendation and ranking machine learning models for music discovery at Suno.

pytorchpython
machine-learningrecommendation-systemsmathematical-modelingpersonalization
About Suno

We're building the world's first creative entertainment platform, where the entire world can feel the joy and fulfillment of making music. Music is for everyone: Our users include everyone from grandmothers creating songs for their loved ones, to Grammy winners using Suno Studio, our power tool, to make the most popular hits in the world.

Building the future of entertainment requires ambition. The pace is fast, the problems are hard, and the work demands ownership and intensity. For the right people, it’s incredibly rewarding: a chance to shape a new medium, work with a small team that cares deeply about quality, make music, drink too much coffee, and build something that millions of people use to express themselves in ways that were never before possible.

Suno is the fastest growing consumer entertainment company and the leader in AI music. We are backed by leading investors including Bond Capital, Menlo Ventures, Lightspeed Venture Partners, IVP, Forerunner, Union Square Ventures, Alkeon, Quiet, Matrix Partners, Schroders Capital and, NVentures (venture arm of NVIDIA).

About the Role

We’re looking for early members of our machine learning recommendations team. You’ll work closely with the founding team and have ownership of a wide variety of technical decisions on how we build and deploy our state of the art recommendation models.

Machine Learning Recommendations Engineer Song Description

What You’ll Do

  • Formulate and develop mathematical models of user preference, similarity, and engagement for music discovery

  • Design learning systems that infer user taste from sparse, noisy, and evolving interaction data

  • Build and deploy scalable recommendation and ranking models that operate under real-time latency and throughput constraints

  • Translate abstract objectives (relevance, novelty, diversity, long-term satisfaction) into measurable metrics and optimized systems

  • Run large-scale experiments and causal analyses to evaluate model behavior and product impact

  • Work closely with product and research leadership to define the technical direction of Suno’s personalization systems

What You’ll Need

  • Strong background in applied mathematics, statistics, machine learning, or a related quantitative field (PhD or equivalent experience)

  • Experience designing models from first principles (e.g., probabilistic models, optimization-based systems, representation learning, graph-based methods)

  • Proficiency in Python and modern ML frameworks (e.g., PyTorch) with the ability to implement and iterate on research ideas

  • Familiarity with learning from user interaction data (implicit feedback, ranking losses, bandits, or reinforcement-learning-adjacent methods)

  • Comfort reasoning about tradeoffs between model quality, scalability, and system constraints

  • Curiosity, rigor, and a desire to understand systems deeply rather than treating models as black boxes

  • A love of music (listening, exploring, or making) is a strong plus

Additional Notes: Applicants must be eligible to work in the US.

Perks & Benefits for Full-Time Employees

  • Company Equity Package

  • 401(k) with 3% Employer Match & Roth 401(k)

  • Medical, Dental, & Vision Insurance (PPO w/ HSA & FSA options)

  • 11 Paid Holidays + Unlimited PTO & Sick Time

  • 16 Weeks of Paid Parental Leave

  • Creative Education Stipend

  • Generous Commuter Allowance

  • In-Office Lunch (5 days per week)

Suno is proud to be an Equal Opportunity Employer. We consider qualified applicants without regard to race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, genetic information, veteran status, or any other legally protected basis under provincial, federal, state, and local laws, regulations, or ordinances. We will also consider qualified applicants with criminal histories in a manner consistent with the requirements of state and local laws, including the Massachusetts Fair Chance in Employment Act, NYC Fair Chance Act, LA City Fair Chance Ordinance, and San Francisco Fair Chance Ordinance.

How we rate this

Machine Learning Engineer - Content Discovery at Suno rates 90 out of 100 for how much of the daily work is AI. That makes it Builds AI (AI Level 4 of 4). The level is about AI in the job, not seniority.

Classification

Builds AI. The job is building AI systems.

  1. ●●●● Builds AI80 to 100
  2. ●●●○ Works on AI60 to 79
  3. ●●○○ Uses AI40 to 59
  4. ●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Open the description and count.

Prepare for this job

A free preview built only from this posting: what it asks for, what you could be asked in an interview, and how to adjust your resume.

Skills and AI tools this role asks for

Machine LearningRecommendation SystemsMathematical ModelingPersonalizationPyTorchPython

Questions you could be asked

  1. Tell me about a project where machine learning was part of your work. What did you do?
  2. Tell me about a project where recommendation systems was part of your work. What did you do?
  3. Tell me about a project where mathematical modeling was part of your work. What did you do?
  4. Tell me about a project where personalization was part of your work. What did you do?
  5. Walk me through how you've used PyTorch in your day-to-day work.

Adapt your resume

  • List these exact terms on your resume: Machine Learning, Recommendation Systems, Mathematical Modeling, Personalization, and PyTorch. An applicant tracking system matches the wording, not the idea.
  • Attach one line of real, concrete experience to at least one of them — a tool named with nothing behind it rarely survives a human read.
  • Lead with what you built, trained or shipped — this role is judged on the AI system itself, not the tools around it.

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