Senior Front End Engineer

HavocAI

$100K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5-8+ years of frontend engineering experience
  • Strong expertise in React and modern JavaScript (or TypeScript)
  • Experience building high-performance web applications
  • Proficiency in integrating with REST or GraphQL APIs
  • Strong understanding of frontend architecture and performance optimization
  • Familiarity with modern frontend tooling and workflows
  • Ability to work collaboratively in a fast-paced environment

Responsibilities

  • Develop scalable user interfaces using React
  • Implement complex workflows for data-rich applications
  • Build real-time data interfaces for decision-making
  • Integrate frontend with backend services via APIs
  • Optimize rendering performance for large datasets
  • Contribute to frontend architecture and state management
  • Write clean, maintainable code and participate in code reviews

Benefits

  • 100% employer-paid health, dental, and vision insurance for employees and families
  • Life insurance coverage paid by the employer
  • Participation in 401k program with matching
  • Unlimited PTO policy with a minimum of 2 weeks enforced
  • Equity package for employees
  • Work/home office stipend provided
  • Global Entry program reimbursement
  • 16 weeks of paid parental leave
  • Monthly health and wellness stipend
Full Job Description
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 focus on developing high-performance, data-driven web applications, including map-based and visualization-heavy interfaces. You will work closely with backend, platform, and product 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 environments.

What You'll Do
Build Frontend Systems
  • Develop scalable, performant user interfaces using React
  • Implement complex workflows and UI components for data-rich applications
  • Build interfaces that support real-time data and operational decision-making
Data Integration and Performance
  • Integrate frontend systems with backend services via REST or GraphQL APIs
  • Optimize rendering performance for large datasets and real-time updates
  • Ensure responsive, reliable performance across devices and environments
Architecture and Maintainability
  • Contribute to frontend architecture, including state management and data flow design
  • Build and maintain reusable component libraries and UI systems
  • Write clean, testable, and maintainable code
Cross-Functional Collaboration
  • Partner with backend, platform, and product teams to deliver end-to-end features
  • Collaborate with UX/design to ensure high-quality implementation
  • Participate in code reviews, design discussions, and technical planning


What We're Looking For
  • 5-8+ years of experience in frontend engineering
  • 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 and workflows
  • Ability to work in a fast-paced, collaborative environment


Nice to Have
  • Experience building map-based or geospatial applications (Mapbox, Leaflet, Deck.gl)
  • Familiarity with WebGL or advanced visualization frameworks
  • Experience with automated testing frameworks (Jest, Cypress)
  • Understanding of design systems and reusable component architecture
  • Experience with real-time systems or data streaming applications


What Success Looks Like (12 Months)
  • Scalable, high-performance frontend systems supporting real-world operations
  • Reliable, intuitive interfaces for complex data and workflows
  • Improved frontend performance and system responsiveness
  • Strong collaboration across engineering, product, and design
  • Reusable UI components and systems adopted across the platform
Location

This is a hybrid role, and candidates must be located within commuting distance of:
  • Austin, TX
  • Boston, MA
  • Providence, RI
  • San Diego, CA
  • Washington, D.C.

Some travel may be required.
Benefits:
  • 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

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