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August 8, 2026
React JS Developer for Chat Application Project
Mid • Hybrid
Krakow, MA, Poland
What we offer
- Start date: ASAP
- B2B contract
- Work model: Hybrid — work from the office in Cracow 6 times per month
- Salary: up to 160 zł/h
Responsibilities
- Develop and maintain a production-level chat application using React.
- Implement features to manage complex client-side states effectively.
- Utilize modern design systems such as Tailwind CSS, shadcn/ui, or Radix UI.
- Leverage AI-assisted coding tools to enhance productivity and application functionality.
- Collaborate closely with stakeholders to ensure the product meets business requirements.
Key Requirements
- Strong production experience with React and TypeScript.
- Proven ability to build real-time streaming UIs.
- Experience managing complex client-side state.
- Familiarity with AI-assisted development tools such as Copilot, Cursor, or Claude Code.
Nice to Have
- Experience with Dynamics 365 / Dataverse.
- Knowledge of streaming AI APIs, including OpenAI, Azure OpenAI, and SSE-based LLMs.
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