Senior Full Stack Web Developer
Core
Own and evolve every web-facing surface including onboarding flows, landing pages, customer portals, the web app, and internal tools to drive conversion and retention for millions of learners.
Role type
Senior Full-Stack Engineer (Product Engineering)
Builds
Marketing site, onboarding funnels, customer portals, web app, and internal tools
Domain
EdTech / Generative AI / Language Learning
Deliverable
product features
Required skills
TypeScript, React (hooks, context, state management), Node.js, Next.js, CSS-in-JS or Tailwind, RESTful API integration, A/B testing, funnel optimization, UI/UX design with animation and micro-interactions
Preferred skills
Experience with early-stage or high-growth consumer product companies, portfolio of high-quality web projects with successful conversion experiments
Technologies
Next.js, React, Node.js, Stripe, PayPal, RevenueCat, Auth0, Firebase, LaunchDarkly, Flagsmith, Amplitude, PostHog, Swagger
Responsibilities
Lead architecture, development, experimentation, and operations across all web applications; Drive product decisions by designing and running A/B tests and analyzing results; Build adaptive, animated, mobile-first experiences; Integrate with backend services, authentication providers, and payment gateways; Set up and optimize analytics, tracking, and conversion funnels; Ship production-ready code end-to-end from idea through deployment to monitoring
Seniority
Senior, hands-on IC