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Principal Software Engineer - Web Platform

United States, Washington, Redmond💼 Full-time🗓 2026-08-21 → 2026-09-25

Core

Set technical direction and drive high-quality architecture and API design for Edge, Chromium, and the broader web ecosystem.

Role type

Principal Software Engineer (Web Platform)

Builds

Foundational web platform innovations, Chromium-based browsers, and interoperable web capabilities

Domain

Web Platform, Browser Engineering, Open Source

Deliverable

production ML models | product features | infrastructure

Required skills

C++, C, Rust, C#, Java, JavaScript, Python, systems programming, performance analysis, debugging, technical leadership, cross-team execution

Preferred skills

Experience with Chromium codebase, web standards, browser/runtime/OS systems, large-scale software engineering projects

Technologies

Chromium, Edge, C++, C, Rust, C#, Java, JavaScript, Python

Responsibilities

Define technical direction and architecture for web platform components; Contribute directly to Chromium codebase; Partner with standards bodies and open-source communities; Provide technical leadership and mentorship to engineering teams; Design and implement performance-critical systems; Solve complex, ambiguous problems across cross-cutting initiatives

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