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ML Engineer - Personalization & Recommendation Systems

Krea· 02. Research
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San FranciscoFull-timePosted 10mo ago

About the role

ML Engineer to architect and build Krea’s personalization and recommendation systems from scratch, focusing on modeling user taste, curating content, and adapting generative models to individual aesthetics.

Responsibilities

  • Architect and build Krea’s personalization and recommendation stack from the ground up, owning the technical direction end to end
  • Design algorithms to model user preference and taste, enabling Krea’s models to adapt to individual styles and aesthetics
  • Build high-quality, curated feeds that balance exploration, personalization, and aesthetic coherence
  • Work directly with the model and research team to co-design personalization mechanisms that influence how our generative models learn, adapt, and express style
  • Contribute to personalized image generation research, with a focus on style, taste and subjective quality
  • Collaborate closely with product, design, and research to define what “good personalization” means in a creative context
  • Take systems from research and prototyping through production, iteration, and continuous improvement

Qualifications

  • Strong experience building recommendation systems or personalized feeds from scratch
  • Proven ability to design and ship high-quality curated content experiences
  • Experience working with media-based personalization (image, video preferred; music or other modalities also welcome)
  • Solid foundations in machine learning, representation learning, and modern deep learning techniques
  • Strong Python skills and experience with ML frameworks such as PyTorch or JAX
  • Ability to operate independently, make architectural decisions, and own complex systems end to end

Skills

Required:Recommendation systemsContent personalizationMedia-based personalizationMachine learning fundamentalsPythonPyTorch or JAXSystem design

Benefits

  • Competitive compensation: generous salary & equity packages
  • Health & wellness: 100% health & 99% dental/vision insurance premiums covered for employees, health FSA accounts, & long-term disability coverage
  • Time off: Flexible PTO policy
  • Financial planning: 401k with a 4% company-sponsored match
  • Meals in the office: breakfast, lunch, dinner - you name it, we'll cover it
  • Transit: Ubers covered to & from the office
  • Sponsorship: We're open to sponsoring international visas where we can (e.g., STEM OPT, OPT, H-1B, O-1, E-3)
  • And more!
Last updated Aug 5, 2026. Interested? Apply on the company site.

About Krea

The most powerful AI suite for Creatives.

Generate, edit, and enhance images, videos, and 3D assets with Krea's creative AI suite. Start for free with real-time tools, powerful models, and collaborative workflows.

AI Image GenerationAI Video GenerationAI 3D GenerationImage EnhancementsVideo EnhancementsFinetuningAsset Management

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