Senior Software Engineer, React - Endpoint State and Control Team

🏢 About NinjaOne

NinjaOne unifies IT operations to simplify work for nearly 40,000 customers across 140+ countries. The NinjaOne Unified IT Operations Platform offers endpoint management, autonomous patching, cloud backups, and remote access within a single console to boost resilience and operational efficiency.

🎯 The Role

As a Senior Software Engineer on the Endpoint State and Control team, you will build brand-new frontend architecture from the ground up. You will define UI component patterns, set testing conventions, establish state management strategies, and collaborate on API contracts with backend engineers.

🛠️ Tech Stack

• Frontend: React 18+, TypeScript, TanStack Query (React Query)
• Testing: Jest, React Testing Library
• Monorepo & Tooling: pnpm, Figma
• Backend Alignment: Java, Kotlin, Golang, Postgres, AWS

💼 What You'll Do

• Build high-performing frontend surfaces for a greenfield endpoint management product.
• Lead feature UI design end-to-end, defining API contracts and component boundaries.
• Translate Figma mockups into accurate, accessible, and tested production code.
• Maintain high code quality using unit and integration tests.
• Leverage modern AI tools within your development workflow to increase productivity.

✅ What You'll Need

• 7+ years of experience building complex web applications with React and TypeScript.
• Deep knowledge of modern server-state management (TanStack Query or similar).
• Strong testing mindset with hands-on proficiency in Jest and React Testing Library.
• Confidence leading end-to-end technical feature delivery and collaborating cross-functionally.
• Comfortable navigating ambiguity and establishing foundational architecture.

🌟 Nice to Have

• Familiarity reading or contributing to Java 11+ or Kotlin backend services.
• Prior experience setting up monorepos (pnpm) or design systems from scratch.
• Knowledge of enterprise accessibility compliance or security/IT operations tooling.