Senior Frontend Developer (React.js / Next.js)

Proxify AB
Published on July 13th, 2026

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Job Description


Headquarters: Sweden

URL: http://career.proxify.io (link removed)




The Role:


 


We are looking for a Senior Frontend Developer with strong proficiency with React.js and Next.js for one of our clients. You are a perfect candidate if you are growth-oriented, you love what you do, and you enjoy working on new ideas to develop exciting products.


 


What we’re looking for:


 



  • Minimum of 5 years of experience in frontend development with a strong portfolio of projects demonstrating expertise in React.js and Next.js.

  • Proficiency in HTML, CSS, JavaScript, TypeScript, and modern frontend development tools and frameworks.

  • Experience with state management libraries such as Redux, MobX, or similar.

  • Proficiency with testing frameworks and tools like Jest, Cypress, or Testing Library.

  • Strong knowledge of version control systems, particularly Git.

  • Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.


 


Responsibilities:


 



  • Design, develop, and maintain high-performance, scalable web applications using React.js and Next.js.

  • Create reusable and maintainable UI components with a focus on performance and accessibility.

  • Work closely with designers, backend developers, and product managers to translate user needs and business goals into functional and engaging web applications.

  • Write clean, efficient, and well-documented code following best practices in software development.

  • Identify and address performance bottlenecks to ensure smooth and responsive user experiences.

  • Conduct unit testing, integration testing, and end-to-end testing to ensure the reliability and robustness of the applications.


 


 


What we offer:


 


Get paid, not played


No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.


Predictable project hours


Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.


Flex days, so you can recharge


Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.


Career-accelerating positions at cutting-edge companies


Discover exclusive long-term remote positions at the world's most exciting companies.


Hand-picked opportunities, just for you


Skip the typical recruitment roadblocks and biases with personally matched positions.


One seamless process, multiple opportunities


A one-time contracting process for endless opportunities, with no extra assessments.


Compensation


Enjoy the same pay, every month with positions landed through Proxify.




To apply: https://weworkremotely.com/remote-jobs/proxify-ab-senior-frontend-developer-react-js-next-js-1 (link removed)

Tags

Front-End Programming