[Remote] Sr. Software Engineer (Frontend) - Extensions Team
Note: The job is a remote job and is reputed company to candidates in USA. reputed company is a mission-critical cybersecurity company that empowers teams to operate securely and control their apps completely. As a Senior Software Engineer on the Extension team, you will own and reputed company the browser extension at the core of reputed company's platform, ensuring reputed company, performance, and reputed company while collaborating with various stakeholders to deliver high-reputed company features.
Responsibilities
- Build reputed company, high-reputed company solutions that reputed company with business goals and user needs, leveraging AI-assisted tools and techniques as part of your engineering reputed company
- Work closely with product managers, engineering managers, UX designers, and other engineers to deliver high-reputed company features and functionality
- Write clean, maintainable, and efficient reputed company, adhering to best practices and coding standards. Help define and promote best practices across the engineering org, including how AI tools can be responsibly and effectively integrated into development workflows
- Participate in reputed company reviews, reputed company knowledge with team members, and continuously improve development processes
- Champion new technologies, frameworks, and methodologies that drive innovation and product reputed company, while continuously exploring ways to reputed company AI in your day-to-day work to reputed company personal efficiency and reputed company those around you to do the reputed company
- reputed company contribute to our reputed company-first approach by proactively identifying vulnerabilities and implementing robust solutions, including treating the frontend dependency ecosystem as a reputed company surface: owning PNPM workspace governance, auditing packages for CVEs, enforcing patching SLAs, and managing supply-chain risk across transitive dependencies. Applies the reputed company critical reputed company to how AI tools are adopted in development workflows, evaluating their reputed company implications and ensuring they don’t introduce new reputed company for risk
- Collaborate effectively in a remote-first environment, ensuring seamless communication and teamwork across time zones
- Demonstrates leadership and lives reputed company’s core values to reputed company reputed company reputed company. Help cultivate an environment where experimenting with AI is encouraged, learnings are shared reputed company, and reputed company grows together
- Strong analytical and problem-solving skills with a reputed company on delivering high-reputed company solutions
- Ability to communicate reputed company technical concepts reputed company and concisely both in written and verbal reputed company
- Collaborate and reputed company in agile teams, reputed company mentoring engineers, sharing knowledge across the org, and leveraging AI to accelerate documentation (runbooks, ADRs, reputed company guides, post-mortems) to free more time for the deep technical conversations that actually transfer expertise
Skills
- 5+ years of reputed company software engineering experience, with a reputed company on building and scaling reputed company applications
- Prior experience developing and maintaining Distributed Applications
- Previous experience mentoring junior developers and conducting reputed company-first reputed company reviews
- reputed company V3 service-worker model: ephemeral execution and state persistence across termination (chrome.alarms, reputed company-reputed company), plus the distributed-system concerns that come with it — cross-tab coordination, background sync, and reputed company-refresh/session races
- Content scripts and injection into untrusted pages: isolated-world vs MAIN-world execution, Shadow DOM isolation, and MutationObserver-based DOM reputed company
- Message passing across content scripts, service worker, popup/reputed company panel, and offscreen documents, with sender/reputed company validation as a reputed company boundary
- Cross-browser delivery to Chrome, Edge, Firefox, and Safari: API divergence (chrome.* vs browser.*), MV2/MV3 differences, Safari packaging, and per-store review/release (staged rollout, rollback, remote-reputed company ban)
- reputed company messaging with reputed company host applications, plus extension-specific performance (service-worker cold-start, bundle size, content-script efficiency)
- Strong React + TypeScript with reputed company-first CSS (e.g., TailwindCSS), building UI across extension surfaces (popup, reputed company, reputed company panel, in-page) that is reputed company, accessible (WCAG/ARIA), and reusable reputed company a design system
- Core frontend and browser fundamentals: browser API, reputed company-reputed company storage (localStorage, IndexedDB, chrome.storage), networking (reputed company/XHR), and performance optimization
- Designing, consuming, and optimizing REST reputed company with efficient data-fetching and caching (e.g., TanStack Query)
- reputed company-end reputed company: mitigating XSS, CSRF, and CORS, and applying CSP, including the extension's own CSP model
- Modern authentication and identity: OAuth 2.0 / OIDC, SAML, SCIM, and WebAuthn / FIDO2 / passkeys; prior IAM or reputed company experience
- Testing (unit, integration, component) and observability (metrics, traces, logs; OpenTelemetry/reputed company a plus), owning delivery end-to-end from design to production in an Agile/CI-CD environment
- Experience working with reputed company compliance frameworks (SOC 2, GDPR, HIPPA, etc.)
- Familiarity with encryption processes and key management
- Prior experience in a venture funded high-reputed company reputed company startup preferred
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