Senior Frontend Engineer

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 .

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.

• 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

• 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

• Contribute to frontend architecture, including state management, data flow, and application structure

• Build and maintain reusable component libraries and UI systems

• Write clean, testable, maintainable, and well-documented code

• Improve frontend reliability, scalability, and developer experience over time

• Partner with backend, platform, product, and design teams to deliver end-to-end features

• Collaborate with UX/design to ensure high-quality implementation and usability

• Participate in code reviews, design discussions, technical planning, and roadmap execution

• Help align frontend capabilities with product, platform, and mission needs

• 5–8+ years of experience in frontend engineering or related software engineering roles

• Strong expertise in React and modern JavaScript or TypeScript

• Experience building data-driven, high-performance web applications

• Experience working with APIs and asynchronous data flows

• Strong understanding of frontend architecture, state management, and performance optimization

• Experience with modern frontend tooling, build systems, and development workflows

• Ability to build reliable interfaces for complex workflows and data-rich applications

• Strong technical judgment and ability to operate independently in fast-moving environments

• Strong written and verbal communication skills

• U.S. citizenship and ability to obtain and maintain a security clearance

• Experience building map-based or geospatial applications using tools such as Mapbox, Leaflet, or Deck.gl

• Familiarity with WebGL or advanced visualization frameworks

• Experience with automated testing frameworks such as Jest, Cypress, or similar tools

• Understanding of design systems and reusable component architecture

• Experience with real-time systems, data streaming applications, or operational dashboards

• Experience supporting mission-critical, real-world deployed systems

• Experience working in small, fast-moving engineering teams or high-growth technology companies

• Active or prior security clearance

Within 12 months, success in this role looks like scalable, high-performance frontend systems that support real-world operations. You will have helped deliver reliable, intuitive interfaces for complex data and workflows while improving frontend performance, responsiveness, and maintainability.

You will also have built strong alignment across engineering, product, and design teams while helping establish reusable UI components and systems adopted across the platform.

• 100% Employer paid Health, Dental and Vision Insurance for you and your families

• Life Insurance (Employer Paid)

• Ability to participate in the companies 401k program (Matching)

• Unlimited PTO policy with an enforced 2 week minimum

• Equity Package

• Work / Home Office Stipend

• Global Entry

• 16 Week Paid Parental Leave

• Monthly Health and Wellness Stipend

• Innovation: We are driven to break new ground. Every day presents an opportunity to challenge the status quo, think boldly, and deliver advanced solutions that transform the future of defense technology.

• Integrity: We hold ourselves to the highest ethical standards, ensuring transparency, accountability, and trust in all our actions and partnerships.

• Mission-Driven: We are focused on achieving impactful outcomes that align with our core mission—protecting lives through innovation.

• Forward-Leaning: We continuously seek out new opportunities and remain at the forefront of technological advancements. We embrace change and anticipate the challenges of tomorrow with confidence and creativity.

• Ownership of All Tasks: At HavocAI, no problem is too complex or too trivial. We believe that greatness comes from tackling the hardest challenges, but also in handling the smallest, sometimes thankless, tasks with the same level of commitment and care.

• Servant Leadership: We lead by serving others, whether it’s supporting our employees, partners, or the broader community. Empowering those around us is key to achieving long-term success and making a lasting impact.

HavocAI is an Equal Opportunity Employer and is committed to creating an inclusive and diverse workplace. We welcome applicants from all backgrounds and do not discriminate based on race, color, religion, gender, sexual orientation, age, national origin, disability, veteran status, or any other legally protected status.