Front End Developer - Experimentation
Core
Build A/B and multivariate test variants in React/Next.js, integrate experimentation platforms, and promote winning variants to production for BizCover's online business insurance platform.
Role type
Front-end developer (experimentation)
Builds
A/B and multivariate test variants, feature flags, and production-quality code for customer journey optimization
Domain
Insurance / E-commerce / Experimentation
Required skills
React, TypeScript, Next.js, A/B testing, feature flags, automated testing (Jest, Playwright), performance optimization, accessibility
Preferred skills
GA4, Google Tag Manager, server-side experimentation, design systems, AI coding tools
Technologies
React, Next.js, TypeScript, Optimizely, GrowthBook, LaunchDarkly, Statsig, VWO, Jest, React Testing Library, Playwright
Responsibilities
Build A/B and multivariate test variants; Integrate and configure experimentation platforms; Promote winning variants to production; Collaborate with Data Analysts on test measurement; Maintain performance and accessibility; Define team processes for test lifecycle
Seniority
Mid-level (3+ years commercial experience)
