Senior Full-Stack Headless Developer

Youwe; Groningen; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Office lunches

Learning budget

Flexible hours

Hybrid work options

4 weeks remote work

Loyalty days

Bike plan

Gym/subscription

Job summary

Youwe, a digital agency, is seeking a Senior Full-Stack Headless Developer to bridge design and backend systems across international projects. You will deliver scalable, high-performing applications in a headless setup, collaborating with designers, engineers, and clients to turn concepts into robust technical solutions.

From architecture to delivery, you will ensure quality and compliance with modern development practices, working in a multidisciplinary team to drive architectural excellence

Qualifications

• 5+ years of commercial experience building modern React applications.
• Strong experience with React, Next.js, TypeScript, Node.js, HTML, CSS, and JavaScript.
• Experience working with REST APIs, GraphQL, and backend integrations.
• Solid understanding of headless, API-first, and composable architectures.
• Experience translating business and client requirements into technical solutions.
• Strong understanding of performance, scalability, and secure development practices.
• Experience working in multidisciplinary teams and client-facing environments.

Responsibilities

• Build scalable and maintainable front-end applications using React, Next.js, and TypeScript
• Develop integrations with backend systems via REST APIs, GraphQL, and webhooks
• Work with API gateways and event-driven architectures
• Ensure applications are secure, high-performing, and composable by design
• Collaborate with designers to translate UI/UX concepts into technical reality
• Work together with backend engineers and SaaS partners on API contracts and integrations
• Take ownership of technical architecture and end-to-end project delivery
• Guide and mentor developers through technical leadership and code reviews
• Ensure accessibility, usability, and development best practices are applied throughout projects

Skills

React

Next.js

TypeScript

Node.js

HTML

CSS

JavaScript

REST APIs

GraphQL

Headless architecture

Tools

API Gateways

Event-Driven Architecture

Job description

Job Description

At Youwe, we build composable digital platforms that connect systems, data, and customer experiences. As a Senior Full-Stack Headless Developer, you bridge design and backend systems to create seamless, scalable, and high-performing applications for international clients. Working closely with designers, engineers, and clients, you translate creative concepts into technical solutions within a modern headless architecture landscape.

Job Description

At Youwe, we build composable digital platforms that connect systems, data, and customer experiences. As a Senior Full-Stack Headless Developer, you bridge design and backend systems to create seamless, scalable, and high-performing applications for international clients. Working closely with designers, engineers, and clients, you translate creative concepts into technical solutions within a modern headless architecture landscape.

From architecture to delivery, you ensure quality, scalability, and technical excellence across every stage of the project.

Key Responsibilities

• Build scalable and maintainable front-end applications using React, Next.js, and TypeScript
• Develop integrations with backend systems via REST APIs, GraphQL, and webhooks
• Work with API gateways and event-driven architectures
• Ensure applications are secure, high-performing, and composable by design
• Collaborate with designers to translate UI/UX concepts into technical reality
• Work together with backend engineers and SaaS partners on API contracts and integrations
• Take ownership of technical architecture and end-to-end project delivery
• Guide and mentor developers through technical leadership and code reviews
• Ensure accessibility, usability, and development best practices are applied throughout projects

Job requirements

• 5+ years of commercial experience building modern React applications
• Strong experience with React, Next.js, TypeScript, Node.js, HTML, CSS, and JavaScript
• Experience working with REST APIs, GraphQL, and backend integrations
• Solid understanding of headless, API-first, and composable architectures
• Experience translating business and client requirements into technical solutions
• Strong understanding of performance, scalability, and secure development practices
• Experience working in multidisciplinary teams and client-facing environments

Nice-to-haves

• Experience with event-driven systems and API gateways
• Familiarity with SaaS integrations and headless platforms
• Knowledge of accessibility standards (ARIA, keyboard navigation, WCAG)
• Experience mentoring developers or leading technical project delivery
• Experience within a digital agency or fast-paced project environment

Benefits

• Office lunches, snacks & drinks
• Learning budget & learning time off
• Flexible hours & hybrid work options
• 4 weeks remote work per year from anywhere
• Loyalty days: extra vacation after 3 & 6 years
• Bike plan: 40% discount on commuting products
• Gym/Sports subscription: 40% discount for your gym or sports facility under the Bedrijfsfitness Nederland network

About Youwe

Youwe is a full-service Digital Agency with over 25 years of delivering value to clients, and a diverse network of over 200 experts. We build digital platforms that connect data, optimize processes, and integrate AI.

Our primary goal is to empower businesses with tailored solutions designed to drive revenue growth, enhance profit margins, shorten time-to-market and boost operational efficiency.

Every day, we turn curiosity and creativity into solutions that make a real impact.

Join our team and make an impact.