• Architect, build, and optimize the frontend that powers Aragorn’s Analytics & Agentic HR Studio platform. • 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 will be owning features on our web and mobile platforms – currently the Phantom Extension, Phantom Terminal, and the mobile app. • You will be leading initiatives to add support for other blockchains to Phantom, and to launch new complementary products or infrastructure. • You will be interfacing directly with end-users and developers building on Phantom – supporting them and collecting feedback to inform the direction of the product. • You will be working with the team to create and foster a culture of raising the bar with each new hire.

• Set engineering strategy and architecture • Own the technical strategy for application and data platforms • Establish architecture principles, reference patterns, and reusable components • Ensure systems are designed for reliability, scalability, auditability, and security • Build an execution model that turns priorities into delivery • Provide decision-grade visibility into progress, risks, and tradeoffs • Recruit, retain, and develop engineering talent • Create a culture of continuous improvement and accountability • Own the technical direction for Tidal's web surfaces and application platforms • Drive modernization where needed • Identify high-ROI automation opportunities • Ensure AI-enabled solutions are safe, auditable, and maintainable • Own engineering controls and practices • Partner across the business

• Provide technical leadership in UI development by setting best practices, guiding architectural decisions, and mentoring team members to deliver high-quality, scalable, and accessible user interfaces • Apply established coding standards, architectural patterns, SOLID principles, and unit/behavioral test automation practices to directly contribute to product development. • Balance designing and develop responsive and intuitive user interfaces using React and related libraries/frameworks with support of existing functionality • Contribute to shared UI library • Develop and execute automated tests for UI components and workflows, ensuring consistent functionality and user experience across multiple web browsers and platforms. • Collaborate with the product and design teams to translate requirements, wireframes, and mockups into functional and visually appealing components • Implement state management solutions and integrate with RESTful APIs and backend services • Maintain and enhance legacy ASP.NET + jQuery UI • Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives • Collaborate with other team members and stakeholders • Work with development and product teams to understand, estimate, and refine requirements for product features and stories • Perform code reviews and ensure adherence to best practices and coding standards