Staff Frontend Performance Engineer (React & Web Vitals)

Snowflake; Menlo Park (CA); On-site; USD 236,000 - 339,000; Full time

Job summary

Snowflake is seeking a Staff Software Engineer focused on frontend performance for Snowsight in the United States (Bellevue, WA or Menlo Park, CA). You will own the performance strategy for a large-scale React app and partner with platform teams to deliver fast, reliable user experiences.

You will mentor engineers, shape performance budgets, and build tooling for monitoring, code-splitting, and caching. If you love turning data into fast, scalable interfaces for enterprise customers, join us.

Qualifications

• 8+ years building large-scale web apps.
• Expert JS/TS and React knowledge.
• Strong browser performance fundamentals.
• Experience with RUM and synthetic monitoring.
• Experience with build tooling and code splitting.
• Experience rendering large datasets.

Responsibilities

• Define and drive Snowsight performance strategy.
• Build and maintain performance infrastructure.
• Identify and fix systemic bottlenecks.
• Optimize bundle size and delivery.
• Mentor engineers on performance.
• Collaborate with product teams on architecture.

Skills

JavaScript/TypeScript

React

Web performance

RUM monitoring

Build tooling

Data rendering

Communication

Platform infra

Tools

Webpack/Vite/Bazel

Datadog

Grafana

Job description

Snowflake is seeking a Staff Software Engineer focused on frontend performance for Snowsight in the United States (Bellevue, WA or Menlo Park, CA). You will own the performance strategy for a large-scale React app and partner with platform teams to deliver fast, reliable user experiences.

You will mentor engineers, shape performance budgets, and build tooling for monitoring, code-splitting, and caching. If you love turning data into fast, scalable interfaces for enterprise customers, join us.