Senior Frontend Engineer

Aragorn AI is reimagining how People Ops teams operate in the age of AI. We’re building a platform that unifies HR data and transforms how organizations make decisions, unlock insights, and run operations. Our mission is simple but ambitious: help HR teams move faster, smarter, and with more confidence.We’re on a mission to reach $10M ARR and you will be at the heart of that journey — building the AI-powered systems that will redefine how companies manage their people. This is a senior, hands-on engineering role — you will own major pieces of our frontend architecture, push the boundaries of design system implementation, and ensure a world-class user experience for our customers

Responsibilities

• Lead development in React, TypeScript, and Webpack, ensuring performance, maintainability, and scalability
• Implement and evolve our micro frontend architecture to support modular, scalable product delivery
• Collaborate directly with the Product Designer and Head of Product to translate UX designs into high-quality, performant code
• Work with our design system, ensuring components are reusable, accessible, and optimized for developer experience
• Critique and collaborate on UX/UI designs, proactively identifying implementation constraints and optimization opportunities.
• Work closely with backend engineers to define, consume, and optimize APIs for efficient data communication.
• Make strategic decisions on when to leverage third-party libraries versus custom implementations to balance speed of delivery with long-term maintainability
• Own CI/CD pipelines for frontend applications — configuration, optimization, and deployment.
• Champion frontend performance best practices, from bundle size reduction to runtime optimization.
• Contribute to setting technical standards and architecture consistency for the frontend team
• Participate in architecture and roadmap discussions to ensure scalability and long-term flexibility of the platform.

Qualifications

• Have 5+ years of professional experience building modern React applications at scale
• Have deep expertise in TypeScript, Webpack, and modern frontend tooling
• Have implemented micro frontend architecture in production environments
• Have built and scaled component-based design systems in collaboration with design teams
• Can translate Figma designs into pixel-perfect, performant implementations — and know when and how to challenge a design for feasibility
• Have a strong sense of UX and can identify ways to simplify complex workflows
• Understand REST and GraphQL API structures, and how to design frontend code that integrates cleanly with backend services
• Have experience configuring and deploying applications in CI/CD environments
• Write clean, maintainable, and well-tested code that other developers can easily build on.
• Are fluent in frontend performance optimization strategies — from bundle splitting to virtualization.
• Thrive in collaborative environments where designers, engineers, and product work as one team.
• Enjoy balancing speed of delivery with architectural and code quality

Benefits

• Competitive salary: $125,000–$160,000
• Equity ownership in a high-growth AI company
• Comprehensive health insurance coverage
• 401K retirement plan
• Fully remote work within the United States
• Direct collaboration with founders and product leadership
• Meaningful product ownership and architectural decision-making authority
• Opportunity to shape a category-defining AI platform