Senior Front-End Developer, Web Experimentation
Core
Senior Front-End Developer driving high-velocity A/B and multivariate testing, CRO frameworks, and AI-assisted development for a marketing site serving small home-service businesses.
Role type
Senior IC Front-End Developer (Web Experimentation)
Builds
getjobber.com marketing site, high-performance CRO frameworks, and AI-driven discovery features
Domain
SaaS for small home-service businesses (plumbers, painters, landscapers)
Deliverable
production ML models | product features | dashboards & analysis
Required skills
Next.js, React, TypeScript, Sanity CMS, WordPress (PHP/Twig), A/B testing, multivariate testing, AI coding agents, performance optimization, accessibility
Preferred skills
Kameleoon/Optimizely/VWO, Amplitude/GA4, design system contribution, MCP integrations
Technologies
Next.js, Sanity, React, TypeScript, PHP, Twig, WordPress
Responsibilities
Engineer production features across hybrid Jamstack and headful stacks; architect and execute complex A/B and multivariate experiments; build and refine AI-assisted development workflows and standards; mentor developers and set technical patterns; optimize Core Web Vitals and SEO foundations
Seniority
Senior, hands-on IC with technical leadership
