JJ Keith
Senior Frontend Engineer | CMS-Driven Web Platforms | React & Vue
Hiya! I'm JJ and I build UI architectures and presentation layers for content platforms that need to work for real people.
Senior frontend engineer with a track record of leading CMS-driven web platforms, partnering across teams, and delivering accessible, high-performing digital experiences.
jj@hiyajj.com | (323) 404-5894 | www.hiyajj.com | linkedin.com/in/jjkeith/
🛠️ Skills
- React · Vue.js · Next.js · JavaScript · TypeScript
- HTML5 · CSS3/SCSS · Responsive Design · Accessibility (WCAG)
- Frontend Architecture · UI Component Systems · Design-to-development Translation
- Contentful · HubSpot · Headless CMS · CMS Migration
- Martech Integration · UX Collaboration · Cross-functional Communication
- Version Control · Git/GitHub · Agile workflows
💼 Experience
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- Lead frontend development, spearheading a full redesign and migration of decades of content with reusable components in Next.js and React.
- Manage agency developers across simultaneous web and native app buildouts.
- Partner with editorial, membership, and marketing to launch digital products and seasonal campaigns.
- Train staff on content workflows and collaborate on visual design iterations.
- Next.js · React · Contentful · SCSS · Git · Accessibility · Cross-team Collaboration
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- Developed a Next.js/React frontend powered by a headless CMS for a SaaS customer service platform.
- Improved mobile performance, accessibility, and overall UX across the application.
- Integrated marketing and analytics tools to support lead generation and sales workflows.
- Next.js · React · Headless CMS · HubSpot · Tailwind CSS · Accessibility · Analytics
No longer online. -
- Built pixel-accurate, brand-compliant iframe implementations for a SaaS referral product across client Shopify sites.
- Led development of a new marketing website on HubSpot with reusable components and templates.
- Managed and mentored developers, bridging product requirements and marketing goals.
- HubSpot · Shopify · UI implementation · Frontend leadership · SEO · Analytics
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- Built a React application with responsive, reusable UI components.
- Led feature development from wireframing to implementation and code reviews.
- React · Redux · HTML5/CSS · JavaScript · Git · SEO · AWS · Web Accessibility
🧭 Additional Experience
Former USC Writing Program lecturer and Anthropology TA; experienced in teaching, mentoring, and guiding junior practitioners through complex technical and conceptual material. Published author and essayist with deep familiarity in editorial workflows, deadlines, and audience-focused content systems.