Principal Software Engineer

The Apps & Experiences (AppEx) organization powers the unified user experience (Snowsight) for Snowflake. Every major Snowflake customer interacts with our platform through these surfaces, making AppEx central to both customer satisfaction and revenue growth.

Within Appex, our team sits at the intersection of AI, platform, and user experience. We are on a mission to create an AI-first, scalable, maintainable, and extensible platform to build all Snowflake user experience features. The team owns:

- The serving layer that powers Snowsight, Snowflake CoWork, and UX features

- Developer tooling that enable our engineers to move fast and deliver

- Frontend infrastructure and shared services for product teams

- Testing and validation platform that maintains code and product quality

- The monitoring and logging stack that ensures observability and trust

As a software engineer on the team, you will play a central role in delivering the next generation of tools and evolve our developer infrastructure and tooling to be scalable, highly performant, and AI-first.

- Design and build AI-first platforms, tools, and best practices to significantly enhance the developer experience for Snowsight

- Drive strategy and initiatives to improve agentic development workflows and build infrastructure to support 10x increases in developer productivity

- Improve platform reliability by investing in observability, alerting, SLOs, and automated remediation across our systems.

- Collaborate with product managers, architects, other engineering teams, and business groups, to drive end-to-end solutions.

- Contribute to improving our engineering processes, tooling, and standards.

- 12+ years industry experience developing tools for large codebases.

- Passion for AI-first processes and for building platforms that enable many teams to move faster while keeping systems maintainable and safe.

- Experience with or strong interest in AI or LLM-based applications (agents, prompt/tool engineering, evals, or productionized AI features)

- Excellent problem solving skills, and strong CS fundamentals including data structures, algorithms, and distributed systems.

- Ability to work in a team environment, collaborate well, and mentor junior engineers.

- A strategic mindset and strong sense of what to prioritize for maximum impact.

- Ability to work on-site at our Bellevue, WA or Menlo Park, CA offices.

If you're excited about building the platform and AI systems that power how the world's largest companies experience Snowflake, we'd love to hear from you.