• Design and build large-scale, enterprise-grade front-end applications in React and TypeScript • Build, scale, and maintain Certa's design system • Improve rendering and delivery performance across our front-end applications • Set up and refine frontend tooling (bundling, linting, testing, releasing) • Write automated tests to keep quality high • Mentor mid-level and junior engineers • Collaborate with product, design, and engineering in an Agile, remote environment

• Designs, develops, and maintains responsive, accessible front-end applications using Angular, with React experience considered a strong plus • Builds and maintains reusable, well-tested UI components and design-system elements using modern Angular patterns, including Signals • Develops canvas-based, interactive editing experiences for the Yearbook design platform (e.g., drag-and-drop layout, image manipulation); experience with FabricJS is a significant plus • Implements styling and responsive layouts using Tailwind CSS and modern CSS practices • Collaborates with backend engineers to integrate UI components with RESTful APIs and microservices • Implements client-side state management and data-flow patterns (e.g., RxJS, NgRx, or Angular Signals) for complex, interactive UIs • Builds and maintains automated front-end tests (unit, component, and end-to-end) to ensure UI quality and prevent regressions • Implements accessible (WCAG-conformant) UI patterns, partnering with QA and product on accessibility validation • Optimizes front-end performance for rendering-heavy, canvas-based interfaces • Participates in code reviews and mentors junior front-end engineers • Troubleshoots production UI issues and implements fixes • Continuously improves front-end development processes, tooling, and infrastructure

• Work generally where the product's needs are strongest • Help set guidelines and frameworks for our engineering organization • Include technical tooling and organizational growth responsibilities

• Build creative tools people love using • Extend our canvas-based video editor with new features using PixiJS and WebGL • Turn design mockups into pixel-perfect, performant interactions • Tackle hard frontend problems: undo/redo, layer management, animations, transitions, responsive canvas and much more • Build features on top of our existing collaboration infrastructure • Ship co-editing, commenting, and approval workflows that teams actually use • Partner with the team to extend the editor architecture • Collaborate with designers who sweat the details • Learn from specialists in video rendering and media processing