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Senior JavaScript React Developer (Next.js)
Published on: 1770595200

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. For our client, we are looking for a Senior JavaScript React Developer to join our client's Website & eCommerce team. In this role, you will be responsible for building and maintaining modern, high-performance frontend solutions using React.js and Next.js. You will collaborate closely with designers, backend developers, and international stakeholders while driving best practices across the development lifecycle.

 

You will play a key role in the evolution of large-scale, multi-country digital platforms and contribute to the transition toward a new multisite Drupal platform planned for 2026.

 

Project information:

  • Location: Warsaw, Poland
  • Work Setup: Hybrid work (2 - 3 days/ week in the office)
  • Rate: 125 PLN/net/h + VAT (B2B contract)
  • Language: English (B2+ Required)
  • Start date: depending on candidate availability

Project scope:

  • Develop and maintain frontend components using React.js and Next.js (SSG/SSR, i18n, performance optimization)
  • Build and support custom CMS modules, plugins, and integrations
  • Contribute to all phases of the software development lifecycle: design, development, testing, deployment, and maintenance
  • Drive and promote best practices, including test-driven development, CI/CD, SCRUM, refactoring, and code standards
  • Collaborate closely with UX/UI designers and frontend/backend developers to deliver intuitive and visually appealing user experiences
  • Ensure website content is easily editable by non-technical users
  • Optimize applications for performance, scalability, and accessibility (WCAG)
  • Work with distributed international teams and key stakeholders
  • Stay up to date with emerging frontend technologies and industry trends
Closes in 18 days!

Location:

Salary:

Requirements:

  • Technical Skills:
    • Frontend: Strong skills in React.js and Next.js (SSG/SSR, i18n, performance optimization).
    • Languages: JavaScript/TypeScript, HTML5, SCSS/Tailwind.
    • APIs: REST, GraphQL.
    • Tooling: Jira, Git, Figma, Confluence.
    • Architecture (Preferred): Headless, Decoupled, Micro Frontends, Component-based design.
    • Cloud & DevOps: Docker, Kubernetes, GitLab CI/CD, AWS/Azure/GCP.
  • Competences:
    • Strong front-end skills: HTML, CSS, JavaScript, jQuery, plus modern frameworks (React, Next.js).
    • Understanding of the entire web development process (design, development, deployment).
    • Good understanding of asynchronous request handling, partial page updates, and AJAX.
    • Proficient in cross-browser compatibility and scalable application design principles.
    • Experience with data migration, transformation, and scripting.
    • Familiarity with Agile and Scrum methodologies.
    • Prior experience with digital accessibility (WCAG).

We offer:

  • Full-time job agreement based on B2B
  • Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible
  • Multisport card (also for an accompanying person)
  • Life insurance

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