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Instacart

Senior Software Engineer II – Ads Quality

Instacart

. Design, develop, and deploy machine learning infrastructure for complex marketplace challenges .

Posted 9/25/2026full-timeRemote • United StatesSenior💰 $192,000 - $242,500 per yearWebsite

Tech Stack

Tools & technologies
PandasPythonSparkSQLTensorflowGo

About the role

Key responsibilities & impact
  • Design, develop, and deploy machine learning infrastructure for complex marketplace challenges
  • Advance the ML training and serving platform with the company-wide ML Foundation team
  • Optimize training and serving bottlenecks for throughput, cost, latency, GPU/accelerator utilization, and tail latency
  • Identify system and operating-procedure instabilities to improve availability
  • Build real-time feature-processing infrastructure and low-latency pipelines for fresh model features
  • Lead infrastructure for a real-time sequential foundation model, including online sequence feature stores, streaming updates, long-context serving, and training pipelines
  • Collaborate with product managers, data scientists, and machine learning engineers to co-design systems
  • Engage stakeholders to align solutions with business goals
  • Mentor engineers, set technical direction, and conduct code reviews
  • Foster continuous improvement and technical excellence

Requirements

What you’ll need
  • Graduate degree (master's or PhD) in computer science, artificial intelligence, machine learning, operations research, or equivalent self study and experience
  • 3+ years of industry experience building ML infrastructure or using machine learning to solve real-world problems with large datasets
  • Deep expertise building, scaling, and managing ML infrastructure for training and/or serving in production
  • Strong understanding of modern machine learning systems and MLOps
  • Strong programming skills in Python and/or Go
  • Expertise with SQL, Spark, and Pandas
  • Expertise with Torch, TensorFlow, and XGBoost
  • Strong analytical and problem-solving skills
  • Excellent verbal and written communication skills
  • Ability to collaborate with diverse stakeholders across all levels
  • Willingness to work in new and unfamiliar domains, languages, and problem areas

Benefits

Comp & perks
  • Flexible choice of work location: home, office, or coffee shop
  • Regular in-person events
  • New hire equity grant
  • Annual refresh equity grants
  • Market-competitive compensation and benefits based on work location