Senior Frontend Engineer

ABOUT US: Havoc is a leader in all-domain collaborative autonomy. Its software-defined hardware approach powers military and commercial-grade autonomous systems across sea, air, and land to sense, decide, and act together in complex and contested environments. Havoc connects assets, enabling them to share information, adapt in real time, and continue operating even when communications are disrupted or denied. Havoc optimizes mission performance and minimizes human risk. Havoc was founded in 2024 and headquartered in Providence, Rhode Island. Learn more at Havoc: All-Domain Collaborative Autonomy http://havocai.com/ . ABOUT THE ROLE We are seeking a Senior Frontend Engineer to build and scale the user interfaces that power our platform. In this role, you will develop high-performance, data-driven web applications, including map-based and visualization-heavy interfaces. You will work closely with backend, platform, product, and design teams to deliver reliable, scalable frontend systems that handle real-time data and complex workflows. This role is ideal for someone who is deeply technical, performance-focused, and excited about building systems that operate in real-world, mission-critical environments. KEY RESPONSIBILITIES FRONTEND SYSTEMS DEVELOPMENT - Develop scalable, performant user interfaces using React - Implement complex workflows and UI components for data-rich applications - Build interfaces that support real-time data, operational decision-making, and mission-critical workflows - Deliver intuitive, reliable user experiences for complex technical systems DATA INTEGRATION & PERFORMANCE - Integrate frontend systems with backend services using REST, GraphQL, or similar APIs - Optimize rendering performance for large datasets and real-time updates - Ensure responsive, reliable performance across devices, browsers, and operating environments - Support frontend performance monitoring, debugging, and continuous improvement ARCHITECTURE & MAINTAINABILITY - Contribu