Software Engineer, Machine Learning Recsys

Meta Meta · Big Tech · Sunnyvale, CA

Meta is looking for a Machine Learning Engineer to build and improve cutting-edge recommendation systems and AI-powered products for billions of users. The role involves collaborating with cross-functional teams, implementing ML models at scale, and driving product impact.

What you'd actually do

  1. Collaborate with cross-functional teams (product, design, operations, infrastructure) to build innovative application experiences.
  2. Implement custom user interfaces using latest programming techniques and technologies.
  3. Develop reusable software components for interfacing with back-end platforms.
  4. Analyze and optimize code for quality, efficiency, and performance.
  5. Lead complex technical or product efforts and provide technical guidance to peers.

Skills

Required

  • Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
  • 2+ years of programming experience in a relevant programming language
  • 1+ years of hands-on experience in one or more of the following areas: machine learning, recommendation systems, llms or artificial intelligence
  • Experience with developing machine learning models at scale from inception to business impact
  • Proven experience designing, building, or deploying recommendation systems (e.g., collaborative filtering, content-based, hybrid approaches, personalization at scale)
  • Experience building and shipping high quality work and achieving high reliability
  • Experience adhering to and implementing responsible, ethical AI practices (e.g., risk assessment, bias mitigation, quality and accuracy reviews)

Nice to have

  • Masters degree or PhD in Computer Science or another ML-related field
  • Exposure to architectural patterns of large scale software applications
  • Experience with scripting languages such as Python, Javascript or Hack
  • Knowledge developing and debugging in C/C++ and Java, or experience with scripting languages such as Python, Perl, PHP, and/or shell scripts
  • Track record of setting technical direction for a team, driving consensus and successful cross-functional partnerships
  • Publications in top-tier conferences/journals, patents, or open-source contributions in the recommendations or LLM space
  • Hands-on experience working with large language models (LLMs), such as BERT, GPT, or similar architectures, including fine-tuning, integration, or application in production environments
  • Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact (e.g., efficiency gains, quality improvements)
  • Demonstrated ongoing AI skill development (e.g., prompt/context engineering, agent orchestration) and staying current with emerging AI technologies
  • Experience with scripting languages such as Pytorch and TensorFlow

What the JD emphasized

  • Proven experience designing, building, or deploying recommendation systems
  • Experience building and shipping high quality work and achieving high reliability
  • Demonstrated ability to integrate AI tools to optimize/redesign workflows and drive measurable impact
  • Demonstrated ongoing AI skill development and staying current with emerging AI technologies

Other signals

  • Machine Learning RecSys
  • recommendation systems
  • large scale machine learning models
  • LLMs