Senior Software Engineer, Cortex Quality

The role

This role owns the quality and efficiency of Cortex Code end to end. You will design agent behaviors, build eval harnesses, and drive down cost and latency for coding and data-engineering workflows.

What you will do

• Take agents from prototype to production
• Own agent quality end to end by building eval harnesses and diagnosing failure modes
• Drive down cost and latency through prompt caching, context compaction, and model routing
• Debug production failures and increase robustness
• Build data pipelines that feed task insights back into evals and modeling
• Onboard and bake off frontier models
• Partner with product and infra to shape agent behavior and set metrics

Required qualifications

• Bachelor’s degree in Computer Science, Engineering, Statistics, or a related field
• 6+ years of experience shipping software in production, including AI/LLM features
• Fluency in at least one of Python, TypeScript, or Go
• Willingness to work across Python, TypeScript, and Go
• Measurement-first, systems-thinking instinct
• Comfort debugging complex, unpredictable, real-world failures
• Strong communication skills

Nice to have

• Master’s or higher degree
• Deep hands-on experience with agentic coding tools
• Prior work on eval harnesses, LLM observability, or safety/guardrails in production
• Background in data engineering, data modeling, analytics, retrieval/RAG, or semantic layers
• Experience working with large-scale datasets or production system logs

About the company

Snowflake is powering the era of the agentic enterprise. The company provides a platform that thousands of the world’s largest enterprises run their data on.