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Machine Learning Engineer

Cognitiv

$160,000 - $220,000
Oct 31, 2025
Bellevue, WA, United States of America • San Mateo County, CA, United States of America
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Cognitiv is looking to revolutionize the advertising industry by building and scaling the next generation of their ML infrastructure. They are transitioning from a legacy platform to a more modern, automated, and highly scalable system to power their deep learning and real-time advertising platform.

Requirements

  • Strong coder: You write clean, maintainable, and scalable code in Python.
  • Hands-on builder: You have experience with ML pipelines, MLOps tools, or automation frameworks and thrive on improving workflows.
  • Deep learning practitioner: You’ve trained models with PyTorch (bonus if PyTorch Lightning) and are curious about deploying large language models (LLMs).
  • Cloud-native thinker: You’re familiar with AWS services, containerization, and orchestration tools like Docker and Airflow.
  • Python
  • PyTorch
  • PyTorch Lightning

Responsibilities

  • Design, automate, and optimize ML workflows including data ingestion, model training, deployment, and performance monitoring.
  • Build and maintain scalable, cloud-native pipelines that support large-scale experimentation and high-volume model training and scoring.
  • Own core components of our MLOps stack and drive improvements around reliability, scalability, and ease of use.
  • Write production-grade Python code, participate in code reviews, and ensure high-quality engineering standards.
  • Enhance our observability, logging, and alerting infrastructure to improve operational resilience and reduce time-to-detection.
  • Propose and experiment with new tools or workflows to help modernize our ML lifecycle and platform delivery.
  • Own the end-to-end ML lifecycle — from ingesting client data to developing, deploying, and monitoring models in production

Other

  • In-office teammate: You’re available to collaborate in-person MTW in Bellevue WA or San Mateo CA.
  • Collaborative engineer: You enjoy problem-solving with cross-functional partners and communicate clearly across teams.
  • Growth-driven: You’re eager to take ownership, deepen your technical expertise, and deliver high-impact work.
  • Partner with cross-functional teams (Product, Engineering, ML Research) to align automation efforts with business needs.
  • Location: Bellevue (hybrid: 3 days in-office, 2 days remote)