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Cognitiv Corp

Senior Machine Learning Engineer

Cognitiv Corp, San Mateo, California, United States, 94409

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Are you ready to revolutionize the advertising industry? At Cognitiv, we are not just another AdTech companywe are industry trailblazers redefining media buying with our Deep Learning Advertising Platform. Since 2015, we have harnessed the power of cutting?edge deep learning technology and data science to transform how brands connect with their customers. Our mission? To bring intelligence to advertising and deliver unparalleled precision, relevance, and impact at scale. With our innovative platform, advertisers enjoy unprecedented flexibilitywhether it is activating Dynamic Deals through their preferred DSP, leveraging our managed service DSP, or utilizing our industry?first ContextGPT product. As a part of Cognitiv, you will be at the forefront of AI?driven advertising solutions, driving change and achieving remarkable growth in a rapidly evolving industry. Now, were growingand looking for passionate engineers to help shape the future. The Role Were seeking a Senior Machine Learning Engineer to help orchestrate and scale the entire ML lifecycle at Cognitiv. As we transition from a legacy platform to a modern, automated, and highly scalable system, this role will be central in shaping the next generation of our ML infrastructure. Youll own automation across data ingestion, model training, deployment, and monitoring, enabling rapid experimentation and iterative refinement while maintaining operational excellence. This is a high?impact opportunity to reduce bottlenecks, streamline workflows, and drive architectural improvements that power a wide variety of models critical to Cognitivs growth.

What Youll Do

Own the entire ML lifecyclefrom data exploration and model development to deployment, monitoring, and continuous improvement. Build and maintain scalable data pipelines and infrastructure to support automated model training, evaluation, deployment, and lifecycle management. Redesign and optimize systems to handle scalability challenges and complex workflows. Collaborate cross?functionally with product, engineering, operations, and ML teams to drive alignment and impact. Take ownership of core codebases while mentoring and supporting junior engineers.

Tech Stack

Languages/Frameworks: Python (primary), PyTorch Lightning. Cloud/Infra: AWS, Docker, Apache Airflow. Data: ClickHouse, S3, distributed data processing tools. Models: Deep Learning, LLMs, Hugging Face ecosystem.

Who You Are

Senior Engineer Youve delivered complex systems end?to?end and write strong, production?level Python. MLOps expertise Youre skilled in ML automation, infrastructure at scale, and building robust pipelines. Deep learning practitioner Youre hands?on with PyTorch (ideally PyTorch Lightning) and familiar with LLMs and the Hugging Face ecosystem. Cloud & infra fluent You know AWS, Docker, and Airflow, and youre comfortable managing TB?scale data. Architect + builder You think strategically about long?term system design while still rolling up your sleeves to code. Owner mindset You take full responsibility for production codebases and drive them forward independently. Resilient & gritty You thrive in ambiguity, manage competing priorities, and push through obstacles. Strong communicator You collaborate effectively across technical and non?technical stakeholders, resolving conflicts productively. In?person collaborator You want to work onsite MTW in Bellevue, WA.

Bonus Points If You Have

Startup or AdTech experience. Experience with ClickHouse or other high?performance analytical databases. Familiarity with PySpark or distributed processing. Low?latency model serving experience. Advanced degree (MS/PhD) in a relevant field. Strong C++ programming background.

What Youll Find At Cognitiv

Festiv We make work fun with cross?team games, events, and creative team bonding. Responsiv Youll be close to clients and leadership, influencing real outcomes. Inclusiv Diversity and individuality are celebrated across all levels. Inventiv We reward curiosity and embrace bold ideas. Transformativ We support your growth with training, mentorship, and flexibility. Collaborativ We operate across coasts, connected by purpose and teamwork.

Location & Compensation

Location: Bellevue or San Mateo (hybrid: 3 days in?office, 2 days remote). Salaries: $200,000 $230,000 Base Salary + Equity. Benefits include medical, dental & vision coverage (some plans 100% employer?paid), 12 weeks paid parental leave, unlimited PTO, hybrid work model, health & wellness stipend, 401(k) with employer match, parking & commuter benefits, Employee Assistance Program, comprehensive onboarding (Cognitiv University), and more.

Salary: $200,000-$230,000 Base Salary + Equity. Cognitiv is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive workplace for all. #J-18808-Ljbffr