Job
Core
Build and optimize sumsub.com, core acquisition funnels, campaign landing pages, and localized site versions for new markets.
Role type
Senior Frontend Developer (Next.js / TypeScript)
Builds
Marketing landing pages, product pages, lead generation funnels, and localized web experiences
Domain
SaaS / Compliance / Identity Verification
Required skills
React, TypeScript, Next.js (SSG/ISR/SSR), Node.js, REST API integrations, error handling, retries, HubSpot, A/B testing, Core Web Vitals optimization, SEO
Preferred skills
Next.js App Router, Headless CMS (WordPress, Payload), GraphQL, Analytics tools (VWO, GA4, GTM)
Technologies
Next.js, React, TypeScript, Node.js, HubSpot, Redis, ISR, SSG, SSR, GraphQL, WordPress, Payload, VWO, GA4, GTM
Responsibilities
Build campaign, event, and ABM landing pages; Own forms and funnels from lead capture to HubSpot integration; Launch localized site versions; Run A/B tests and improve performance/SEO; Implement server-side logic (API routes, caching, revalidation)
Seniority
Senior, hands-on IC
