HavocAI

Frontend Engineer

Remote (Remote)$125k–$150kfulltimemidAdded today

About this role

Havoc seeks a Frontend Engineer to build performant, data-driven web interfaces for autonomous systems operating in mission-critical environments. You'll develop React-based applications featuring real-time data visualization, map-based displays, and complex operational workflows while collaborating across backend, product, and design teams.

What you'll do

Develop performant React interfaces for data-rich, real-time applications including map-based visualizations
Integrate frontend systems with backend APIs (REST, GraphQL) while optimizing performance for large datasets
Build and maintain reusable UI components, contributing to frontend architecture and state management
Debug performance issues and ensure responsive, reliable experiences across devices and browsers
Collaborate with cross-functional teams (backend, product, design) on end-to-end feature delivery
Write clean, testable, well-documented code following engineering standards

What they're looking for

React and modern JavaScript/TypeScript
API integration and asynchronous data flows
Frontend architecture and state management
Performance optimization for complex, data-heavy applications
Modern frontend tooling and build systems
Map-based or geospatial visualization (Mapbox, Leaflet, Deck.gl preferred)
Automated testing (Jest, Cypress, or similar)
Design systems and reusable component patterns

Benefits

Remote work opportunity
Work on mission-critical autonomous systems across military and commercial domains
Collaborate with experienced cross-functional teams in a fast-growing startup
Opportunity to impact real-world deployed systems
Support for security clearance and U.S. citizenship requirements

Likely interview questions

Describe your experience building data-driven web applications. How did you handle performance challenges with large datasets or real-time updates?
Tell us about your experience with React state management. What patterns or libraries have you used, and why?

Have you built map-based or geospatial applications? What tools did you use and what challenges did you encounter?
How do you approach debugging performance issues in frontend applications? Walk us through a specific example.
Describe your experience working with APIs in frontend applications. How do you handle asynchronous data flows and error handling?
What does good frontend architecture mean to you? How do you ensure code is maintainable and testable?
Tell us about a time you collaborated with backend, product, or design teams on a feature. How did you navigate technical tradeoffs?

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