Principal Engineer

The role

You will define the architectural vision for the Streamlit in Snowflake platform. You will lead technical design, mentor senior engineers, and drive the platform's evolution across container runtimes and developer tooling.

What you will do

• Define and own the architectural vision for the SiS platform.
• Drive the platform's evolution toward next-generation capabilities.
• Serve as the primary technical representative for SiS in company-wide architecture forums.
• Establish engineering standards for performance, reliability, and scale.
• Lead the technical design and review process for cross-functional initiatives.
• Author specs, implement changes, and review PRs.
• Mentor and grow senior engineers on the team.
• Partner with Product and Design to drive the roadmap.
• Advocate for SiS developers and end users.

Required qualifications

• 15+ years of software engineering experience.
• Demonstrated track record of architecting and shipping production-grade developer platforms or application runtimes.
• Strong expertise in Python application runtimes, server-side frameworks, and distributed execution environments.
• Strong understanding of container-based execution environments (Docker, Kubernetes, SPCS or similar).
• Hands-on experience designing and evolving developer-facing SDKs, embedding APIs, or component libraries.
• Demonstrated ability to lead technical programs that span multiple teams and organizational boundaries.
• Experience with enterprise SaaS reliability requirements: multi-tenancy, scale, security review processes, and graceful migrations.

Nice to have

• Familiarity with the open-source Streamlit framework or similar Python-based app frameworks
• Experience working with IdP integrations, OAuth flows, or authentication systems for embedded/public-facing web applications
• Familiarity with the web platform (TypeScript/JavaScript, browser APIs, WebSockets, service workers, iframe/cross-origin security models)

About the company

Snowflake is powering the era of the agentic enterprise. The company is growing fast and looking for people to help enable and accelerate growth.