Scale AI

Senior Frontend Engineer (Next.js)

Scale AI • LT
Hybrid

At Scale Tech (Award Winning Development Agency), we are partnering with a Scandinavian cyber security company specializing in mobile application security to find an experienced Senior Frontend Developer (Next.js) for a fully remote freelance opportunity.

 

Contract - Freelance (Full-time)

Working Method - Full remote

Contract Length - Long-term.

Position hourly rate range - 30-40 EUR/Hour

What you’ll do:

  • Own and deliver frontend features end-to-end in a separate agile stream within a shared repository
  • Build scalable, reusable, and maintainable UI components
  • Contribute to architecture decisions and continuously improve code quality and structure
  • Collaborate with Product and Design to align on requirements and deliverables
  • Ensure high-quality output through testing, debugging, and performance optimization
  • Proactively unblock yourself and drive work forward independently
  • Must have:

  • Strong experience with Next.js and TypeScript
  • Solid fundamentals in HTML, SCSS, and modern React
  • Experience with CI/CD pipelines
  • Strong understanding of software architecture, design patterns, and best practices
  • Excellent written and verbal communication skills
  • Ability to work independently in a fast-paced, evolving environment
  • Nice to have:

  • Experience with design systems and building reusable component libraries
  • Knowledge of WCAG (accessibility standards)
  • Experience working in a monorepo setup
  • Familiarity with React Server Actions
  • Experience with Google Cloud (GCP)
  • Ability to lead technical discussions and balance technical vs business trade-offs
  • What matters the most:

    You’re someone who can take ownership, work independently, and move things forward - while still being a strong team player when needed.