Senior Front-End Developer – React/Next.js & Data Visualization
Workplace: Stockholm, Sverige
Expires: November 29, 2025
We are a Swedish health-tech company developing a cloud-based platform to help hospitals work data-driven and reduce complications in surgery. Our solution is already used by several leading healthcare institutions worldwide. We are looking for someone to further develop our user interface.
Main requirements:
  • At least 5 years experience as a Front-End developer
  • Deep knowledge in React, Next.js, TypeScript, and Material UI
  • Experience working with large datasets and visualizations
  • Good understanding of data handling, filtering, and aggregation
  • Familiarity with data visualization libraries such as D3.js, Chart.js, Highcharts
  • Knowledge of REST APIs and version control with Git
  • Structured, solution-oriented, and a good team player
Responsibilities:
  • Develop modern interfaces using React/Next.js with Material UI
  • Visualize complex data in an intuitive manner
  • Build flexible and efficient filtering and sorting features
  • Ensure performance and smooth API integration
  • Work closely with backend developers and designers
  • Write clean, testable, and maintainable code
Required hard skills:
  • React
  • Next.js
  • TypeScript
  • Material UI
  • Data visualization libraries (D3.js, Chart.js, Highcharts)
  • REST API integration
  • Git version control
Recommended hard skills:
  • .NET C#
  • .Net Core
  • SQL
  • UX design principles
  • Agile methodologies
Soft skills:
  • Structured
  • Solution-oriented
  • Good team player
Coding languages:
  • TypeScript
  • C# (recommended)
Frameworks:
  • React
  • Next.js
  • .Net Core (recommended)
Natural languages:
  • Swedish (Working knowledge)
  • English (Proficient)
Cultural skills:
  • Experience working in agile environments
  • Passion for health-tech and societal impact