CareerPlanSign in

Sr. Software Engineer II

USA💼 Full-time🗓 2026-08-01 → 2026-09-26

Core

Building a browser protection platform focused on holistic security including data protection, data loss prevention, identity protection, and SaaS security.

Role type

Senior Software Engineer (Browser Protection)

Builds

High-performance browser extensions and security capabilities integrated with CrowdStrike's endpoint sensor.

Domain

Cybersecurity / Browser Security / Distributed Systems

Deliverable

product features

Required skills

Node.js, React internals, JavaScript, TypeScript, Chromium internals, RESTful APIs, testing frameworks (Jest, QUnit, Mocha, Selenium), AI technologies

Preferred skills

Browser extension/plugin development, email client plugin development, file sync/share web service plugin development, OS internals knowledge

Technologies

Node.js, React, Chromium, Jest, QUnit, Mocha, Selenium

Responsibilities

Design and implement the CRWD browser protection suite; Own features from design to delivery; Impact product roadmap and architectural design; Troubleshoot product issues reported by customers

Seniority

Senior, hands-on IC

Sourced via codingjobboard · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.