Senior Full-Stack Developer (Next.js/React)

Listed as a remote role based in Est, Gelderland, Netherlands. Launchko CreateStand OutScaleWhy UsWorkFree Audit Get a quote Home Careers Jobs Senior Full-Stack Developer (Next.js/React) Back to Jobs Open role Senior Full-Stack Developer (Next.js/React) Technology & Development Remote (EST Timezone) Full-time Managed by Charlotte Lewis WhatsAppEmail Job Description Lead the development of high-performance websites and web applications for small businesses. You will architect scalable solutions using modern technologies and mentor junior developers. Lead website & web app development using Next.js, React, TypeScript, and Supabase Architect scalable, maintainable codebases with performance in mind Review code and mentor junior developers Collaborate with designers to implement pixel-perfect UIs Optimize applications for maximum speed and scalability Implement SEO best practices and Core Web Vitals optimization Requirements 5+ years experience with React and TypeScript Strong proficiency in Next.js (App Router) Experience with Supabase or PostgreSQL Understanding of CI/CD pipelines and Git workflows Strong problem-solving skills and attention to detail Nice to Have Experience with Vercel, Netlify, or similar platforms Knowledge of Framer Motion or similar animation libraries Familiarity with n8n or Make.com for automation Open source contributions Benefits Competitive salary based on experience Flexible working hours Learning budget for courses and conferences Latest MacBook Pro or equivalent About The Team We are Launchko, a digital agency on a mission to help small businesses succeed online with fast, affordable, professional websites. We serve entrepreneurs, small business owners, and creators who need a strong online presence without traditional agency complexity. We value ownership, continuous learning, practical execution, and the momentum that comes from shipping real client work. Careers Ready to Apply? Join our mission to transform how small businesses succeed online. We typically respond within 5 business days. Websites that launch and keep working. We build digital foundations that help US small businesses explain their offer and capture better leads. Get a quoteView packageshello@launchko.com Launchko Launchko designs tailored digital solutions for ambitious small businesses across the United States. Company About UsCareersCase StudiesContact Us Services CreateStand OutScaleTest your site Sales Sales AcademySales OnboardingProject Kickoff Legal Terms of ServicePrivacy PolicyCookie PolicyAll policies → 2026 Launchko LLC. All rights reserved. Show more Show less Seniority level Not Applicable Employment type Full-time Job function Engineering and Information Technology Industries Technology, Information and Internet