Cognitiv

Cognitiv

Director, ML Research Science (Adtech / Recommender Systems)

San Mateo, CA · Director

Sponsorship not specified$30k-$50kDetected 36 days ago
PythonC++Data StructuresAlgorithmsAWSGCPCloud PlatformsMachine LearningDeep LearningPyTorchSparkData EngineeringNLPLLMsA/B TestingResearchLeadership

About the role

  • We are seeking a technical leader who can balance strategic leadership with hands-on contributions.
  • You'll oversee a growing team of ML research scientists, guide innovation in deep learning and LLMs, and directly advance Cognitiv's real-time bidding and recommendation systems.

Responsibilities

  • Advance AdTech Performance. You continuously improve models and algorithms to drive ad targeting, real-time bidding performance, and audience relevance.
  • Enable Scalable Systems. You collaborate with operations, engineering, and cross-functional partners to refine data pipelines, model deployment, and monitoring systems.
  • Deliver Results. You manage project timelines, resources, and deliverables, ensuring successful completion of high-impact research initiatives.
  • Lead and Mentor.

Requirements

  • Proven experience leading teams of researchers and senior ICs/PhDs while remaining 30-50% hands-on (coding, reviews, experimentation).
  • Engineering Excellence: Proficiency in Python with strong foundations in algorithms, data structures, and software engineering principles
  • Strong C++ programming ability is a significant advantage alongside Python expertise.
  • Proficiency in Python with strong foundations in algorithms, data structures, and software engineering principles

Nice to have

  • Are you ready to revolutionize the advertising industry?
  • Now, we're growing!
  • This role is critical to our success, sitting at the intersection of cutting-edge research and production-scale delivery.
  • AdTech & RTB Experience.
  • Prior exposure to advertising technology and real-time bidding (RTB) systems is a strong plus.

Skills

  • Core Tools - Python, PyTorch, deep learning architectures (transformers, recommendation models).
  • Traditional ML - XGBoost, PCA.
  • Big Data / Infra - Spark, Hadoop, distributed training systems.
  • Cloud Platforms - AWS, GCP, or Azure.
  • Bonus - C++.

Compensation

  • $250,000 - $330,000 USD Base Salary + Equity
  • Career development with clear advancement paths
  • Hybrid work model & daily team lunch
  • 401(k) & RRSP with employer match
  • Employee Assistance Program
  • Comprehensive onboarding (Cognitiv University)

Benefits

  • Base salary is just one part of your total rewards at Cognitiv-you'll also receive equity and a comprehensive benefits package.
  • Medical, Dental and Vision plan for US employees & Extended Health Benefits for Canadian employees
  • 12 weeks paid parental leave + 4 weeks WFH
  • Unlimited PTO + Work-From-Anywhere August
  • Equity for all employees
  • Health & wellness stipend + cell phone reimbursement
  • Parking (CA, WA, Vancouver offices) & pre-tax commuter benefits

This listing is sourced directly from Cognitiv's careers page and normalized into a canonical job model.