CitizenShipper

Frontend Engineer

• Build and optimize user-facing features with a strong emphasis on frontend performance, usability, and conversion
• Collaborate with the Head of Marketing to implement experiments, landing pages, funnels, and growth initiatives
• Develop and maintain programmatic landing page systems that generate thousands of SEO-optimized pages from structured data
• Build and extend Cloudflare Worker endpoints, scheduled tasks, and KV storage pipelines that power our data layer
• Create and maintain CMS-driven components in Storyblok, enabling non-engineering teams to build and publish pages
• Implement and manage A/B tests using feature flags, from middleware-level bootstrapping to UI variant rendering
• Improve site performance, SEO, and Core Web Vitals across 2,500+ pages
• Implement structured data (JSON-LD schema markup), sitemaps, and meta tag strategies at scale
• Debug production issues across frontend, edge workers, and backend systems
• Independently scope, prioritize, and execute projects with minimal direction
• Maintain high standards for code quality, testing, and maintainability

Full-Stack Engineer – Frontend-Focused