Snowflake

Staff Software Engineer

US-WA-Bellevue, Remote. Posted a month ago

The role

You will own the web performance strategy for Snowsight, a large single-page application. You will build performance infrastructure, identify systemic bottlenecks, and optimize build and delivery processes.

What you will do

  • Define and drive the web performance strategy for Snowsight.
  • Build and maintain performance infrastructure including monitoring pipelines and dashboards.
  • Identify and fix systemic performance bottlenecks across the application lifecycle.
  • Optimize build and delivery including bundle size and resource prioritization.
  • Establish performance budgets and guardrails integrated into CI/CD.
  • Partner with product teams to design performance-aware architectures.
  • Mentor engineers on performance best practices.
  • Represent frontend performance perspective in cross-org architectural decisions.

Required qualifications

  • 8+ years of software engineering experience.
  • Deep expertise in web performance for large-scale, complex web applications.
  • Expert-level JavaScript/TypeScript and React knowledge.
  • Strong understanding of browser performance fundamentals.
  • Experience designing and operating RUM and synthetic performance monitoring at scale.
  • Deep knowledge of build tooling and delivery optimization.
  • Experience with large dataset rendering.
  • Strong communication and influence skills.
  • Experience working in a platform or infrastructure role where customers are other engineering teams.
  • Ability to work on-site at Bellevue, WA or Menlo Park, CA offices.

Nice to have

  • Familiarity with server-side rendering, streaming SSR, or edge rendering patterns.
  • Familiarity with browser engines or internals (V8, Chromium, Webkit).
  • Contributions to web performance standards, browser APIs, or open-source performance tooling.
  • Experience with observability platforms (Datadog, Grafana, etc) and building internal performance tooling.
  • Background in data-intensive UIs: query editors, result grids, dashboards, notebooks, or similar products.

About the company

Snowflake is powering the era of the agentic enterprise. The Apps & Experiences organization powers the unified web user experience for Snowflake.