As a Founding Frontend Engineer at Cenna, you will lead the creation of intuitive, high-performance user interfaces for our agentic services platform. Your work will define the user experience, ensuring our AI-powered products are accessible, responsive, and visually compelling.
Responsibilities
- Design and build responsive, user-friendly interfaces using modern frontend technologies for production environments
- Implement pixel-perfect designs that align with product vision and user needs
- Optimize frontend performance for speed, scalability, and accessibility in production systems
- Collaborate with backend and AI engineers to integrate APIs and AI-driven features into live applications
- Work with product and design teams to iterate on UI / UX based on user feedback and production metrics
- Establish frontend architecture, coding standards, and best practices for production-grade systems
- Mentor junior engineers and contribute to a culture of technical excellence
Requirements
5+ years of frontend development experience with proven track record of shipping and maintaining production-level systemsExpertise in JavaScript / TypeScript and frameworks like React, Next.js, or Vue.js in production environmentsStrong proficiency in HTML, CSS, and modern UI libraries (e.g., Tailwind, Material-UI, Shadcn)Experience with state management (Redux, Zustand, or similar) in large-scale production applicationsDemonstrated experience building, deploying, and maintaining user-facing production systems at scaleKnowledge of web performance optimization and accessibility standards applied to real-world production scenariosExperience with monitoring, debugging, and optimizing production frontend applicationsStrong problem-solving skills with ability to troubleshoot production issuesExcellent communication and teamwork abilitiesNice to Have
Experience building production interfaces for AI-driven or data-intensive applicationsKnowledge of WebGL, animations, or advanced visualization techniques deployed at scaleExperience with CI / CD pipelines for frontend deployment to production environmentsTrack record of handling production incidents and implementing preventive measuresContributions to open-source frontend projects used in productionPrior experience in a startup or rapid-growth environment shipping production features rapidly