Senior Frontend Engineer

ABOUT ARAGORN AI 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 WHAT YOU’LL OWN You will architect, build, and optimize the frontend that powers Aragorn’s Analytics & Agentic HR Studio platform. You will: - 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. YOU MIGHT BE A FIT IF YOU - 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 WHY THIS ROLE IS SPECIAL - Product-defining impact: you will shape the UI/UX of the core Analytics and Agentic Studio platform used by enterprise HR teams - Close collaboration with founders and product design: fast feedback loops and zero corporate bureaucracy - Cutting-edge architecture: micro frontends, dynamic design systems, real-time analytics, and agentic AI - Product ownership: equity, technical decision-making power, and the ability to leave your mark on a category-defining product WHAT SUCCESS LOOKS LIKE IN THE FIRST 6 MONTHS - Production-ready micro frontend architecture supporting multiple product modules - Fully integrated and documented design system adopted across all frontend codebases - Highly performant React applications that load fast and run smoothly - Clear documentation of frontend architecture, component usage, and deployment workflows. - Seamless collaboration with Product Design and Backend teams, reducing handoff friction and speeding up delivery cycles