Senior React Engineer – Real-Time Chat Platform

Empower seamless real-time communication — craft innovative chat experiences that connect and inspire!

Kraków-based opportunity with hybrid work model.

As a Senior React Engineer, you will be working for our client, a leader in cutting-edge communication technology. You will help build a polished, production-ready React web application designed to deliver an exceptional chat experience as a standalone product. Join a dynamic team committed to pushing the boundaries of real-time streaming and AI integration, shaping the future of digital interaction and user engagement.

Your main responsibilities:

Develop and maintain a production-grade React chat application with smooth real-time streaming capabilities.

Build intuitive, dynamic UI components for chat interactions that seamlessly handle complex client-side states.

Collaborate with the team to create high-quality frontend features, leveraging AI-assisted development tools to boost productivity.

Manage challenging client-side states effectively, ensuring responsive and reliable user experiences.

Leverage modern design systems such as Tailwind CSS, shadcn/ui, or Radix UI to produce visually polished interfaces.

Integrate streaming AI APIs (OpenAI, Azure OpenAI, SSE-based LLMs) to enhance interactive capabilities.

Optimize performance and scalability of the chat platform to support real-time, engaging user interactions.

Work within a flexible hybrid model, combining in-office collaboration and remote productivity.

You're ideal for this role if you have:5+ years of advanced React and TypeScript development experience.

Proven expertise in building real-time, streaming UI applications.

Strong command of Tailwind CSS and modern design systems like shadcn/ui or Radix UI.

Hands-on experience with AI-assisted development tools such as Copilot, Cursor, or Claude Code.

Demonstrated skills managing complex client-side states in fast-paced environments.

It is a strong plus if you have:

Experience working with Dynamics 365 / Dataverse, including entities and activity types.

Hands-on knowledge of streaming AI APIs such as OpenAI, Azure OpenAI, or similar.

Language required for the role:

English (Communicative level).

Eligibility to work in Europe:

Only candidates with an existing legal right to work in the European Union will be considered for this role.#MAKE

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