Onlano
Full Stack DevelopmentOnsite

Senior Full Stack Developer / Platform Engineer

NS - Company

Utrecht, Provincie Utrecht, ๐Ÿ‡ณ๐Ÿ‡ฑ NetherlandsFull-time - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

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Job description

Role overview

NS seeks a Senior Full Stack Developer to build and optimize the Internal Developer Platform, a self-service environment enabling hundreds of teams to deliver software faster and more securely. You'll work in a multidisciplinary team to enhance developer experience and streamline platform capabilities.

Responsibilities

  • Design and implement scalable developer portals and platform features
  • Collaborate with cross-functional teams to improve tooling and workflows
  • Ensure platform security, performance, and reliability
  • Advocate for developer needs across the organization

Requirements

  • 4+ years of full-stack development experience
  • Strong proficiency in modern web frameworks and APIs
  • Experience with DevOps practices and cloud infrastructure
  • Proven ability to lead complex technical projects

Benefits

  • Dynamic, innovative work environment
  • Opportunities for technical leadership and growth
  • Collaborative team culture with expert colleagues

Company about

NS drives innovation in transportation through digital transformation, empowering teams to build smarter systems for the future.

Company type

Company

Mode

Onsite

Type

Full-time

Responsibilities

  • Design and implement scalable developer portals and platform features
  • Collaborate with cross-functional teams to improve tooling and workflows
  • Ensure platform security, performance, and reliability

Requirements

  • 4+ years of full-stack development experience
  • Strong proficiency in modern web frameworks and APIs
  • Experience with DevOps practices and cloud infrastructure

Benefits

  • Dynamic, innovative work environment
  • Opportunities for technical leadership and growth

Keywords

Full Stack DevelopmentDeveloper PortalsDevOpsCloud EngineeringAPI Design