Fullstack Engineer

• Design, build, and maintain backend services and GraphQL APIs in Node.js(Fastify)/TypeScript
• Contribute to cloud infrastructure and deployments in Azure using Terraform
• Implement frontend features in React/Next.js and integrate them with GraphQL APIs
• Improve performance, reliability, and maintainability across the stack
• Collaborate with product/engineering stakeholders and take ownership of deliverables

• 5+ years of production experience in backend JavaScript/TypeScript development
• Strong expertise in Node.js and GraphQL
• Hands-on experience building web applications using React
• Experience with Microsoft Azure and Terraform for cloud infrastructure
• Solid understanding of Next.js (SSR, SSG, API routes)
• Proficiency with React Query for data fetching, caching, and server-state synchronization
• Experience with TailwindCSS for responsive, utility-first UI development
• High attention to detail and consistency in both code and UI
• Self-sufficient, proactive mindset: ability to work independently and manage time effectively
• Fluent/native-level Dutch proficiency
• Upper-Intermediate English proficiency

Experience with Fastify, Zod

• Culture built on trust, care, and equality
• Open communication, no bureaucracy and no micromanagement
• True remote flexibility
• Work from wherever you feel most productive
• Organize your day around your tasks
• Mentorship Program
• Engaging Internal Life
• Internal activities
• Knowledge exchange
• Online challenges
• Sigli Soft Skills School
• Local team gatherings