Frontend React/Next.js Developer

New
100% remote from PolandFull-TimeMiddle
Salary80 - 120 PLN per hour
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Job Details

Languages
English at C1 level or higher
Experience
3–5 years
Required Skills
GitTypeScriptNext.jsReactCI/CDPrompt Engineering

Requirements

  • 3–5 years of commercial experience building applications with React, Next.js, and TypeScript.
  • Strong understanding of modern Next.js development, including App Router.
  • Good understanding of React Server Components and Server Actions.
  • Experience building and maintaining production-grade web applications.
  • Experience integrating AI-powered functionality into products.
  • Hands-on experience with OpenAI and/or Anthropic APIs.
  • Familiarity with streaming responses, structured outputs, tool calling, and prompt engineering fundamentals.
  • Experience working with Git and modern CI/CD workflows.
  • Experience using AI-assisted development tools (e.g., Claude Code, Cursor, GitHub Copilot).
  • Strong communication skills and active listening.
  • Ownership mindset and proactive approach to problem-solving.
  • English at C1 level or higher (written and spoken).

Responsibilities

  • Develop and maintain scalable applications using React, Next.js, and TypeScript.
  • Deliver high-quality, maintainable, and performant frontend solutions.
  • Collaborate with designers, engineers, and product stakeholders.
  • Integrate OpenAI and Anthropic models into production applications.
  • Develop AI-powered workflows and user experiences.
  • Implement streaming, tool usage, and structured outputs.
  • Participate in technical discussions and project workshops.
  • Work directly with client stakeholders and engineering teams.
  • Help translate business requirements into technical solutions.
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80 - 120 PLN per hour
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