Staff Machine Learning Engineer

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Reddit

πŸ’΅ $230k-$322k
πŸ“Remote - United States

Summary

Join Reddit's Ads Targeting team as a Staff Machine Learning Engineer and lead the charge in automating targeting and delivering relevant audiences to advertisers. You will own the design and execution of ML-based targeting products, drive research direction, and collaborate with cross-functional partners. This role requires extensive experience in ML model development, deployment, and large-scale data processing. You will mentor junior engineers and contribute to the team's overall vision and strategy. Reddit offers a comprehensive benefits package, including healthcare, 401k matching, generous parental leave, and flexible vacation time.

Requirements

  • Tech lead experience in a product ML team driving the research and technical direction to improve business outcomes using applied ML
  • Experience with ads retrieval modeling, ranking or recommendation systems
  • Experience with deep learning models for retrieval (two tower, GNNs, transformers, LLMs)
  • 5+ years of end-to-end experience of training, evaluating, testing, and deploying machine learning models
  • 2+ years of experience building machine learning models with Tensorflow/Pytorch
  • Experience with large scale data processing & pipeline orchestration tools like Spark, Dataflow, Kubeflow, Airflow, BigQuery

Responsibilities

  • Own end-to-end design and execution of ML-based targeting products like auto targeting, user lookalikes etc
  • Drive research direction and technical roadmap for complex projects, lead day to day project execution, and contribute meaningfully to team vision and strategy
  • Be a thought leader for the team and collaborate closely with product managers and cross-functional partners to develop and prioritize the roadmap based on data analysis, industry research and product research
  • Research, implement, test, and launch new model architectures for retrieval using deep learning (GNNs, transformers, two tower models, LLMs) with a focus on improving advertiser outcomes
  • Provide mentorship to junior MLEs
  • Own offline & online experimentation of ML models for improving targeting products
  • Work on large scale data systems, and product integration
  • Collaborate closely with multiple stakeholders cross product, engineering, research and marketing

Preferred Qualifications

  • Experience working with nearest-neighbor search systems
  • Experience working with cross functional stakeholders across research, product & infrastructure to productize ML research
  • Experience with deep learning, representation learning or transfer learning
  • Tech lead experience in a product team

Benefits

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k Match
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits
  • Flexible Vacation & Reddit Global Days off
  • Generous paid Parental Leave
  • Paid Volunteer time off
  • Medical, dental, and vision insurance
  • 401(k) program with employer match
  • Generous time off for vacation
  • Parental leave

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