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Offer summary
(Summary generated by AI based on the full job description)
The project involves building a production React + TypeScript application with a real-time chat feature using modern UI libraries like Tailwind CSS, Radix UI, shadcn/ui. Key responsibilities include architecting client-side state management, implementing streaming interfaces (WebSockets, SSE), and using AI-assisted coding tools. The role covers development, optimization, and product team collaboration on UI. Benefits include healthcare, sports, and training support.
from: 12 August 2026
to: 11 September 2026
24 000 - 28 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
React.js
TypeScript
Tailwind CSS
Optional technologies
Redux
Zustand
Recoil
Dynamics 365
Dataverse
OpenAI
Azure OpenAI
Operating system
Windows
Our requirements
- Strong experience in React + TypeScript for production apps
- Hands-on with Tailwind CSS and modern UI component libraries (e.g., Radix UI, shadcn/ui)
- Proven background in building real-time streaming UIs
- Expertise in managing complex client-side state (Redux, Zustand, Recoil, etc.)
- Comfortable using AI coding assistants as part of daily workflow
Optional
- Familiarity with Dynamics 365 / Dataverse (entities, activity types)
- Experience integrating streaming AI APIs (OpenAI, Azure OpenAI, SSE-based workflows)
Your responsibilities
- Develop and optimize a React + TypeScript chat application for production delivery
- Implement real-time streaming UIs (WebSockets, SSE, etc.)
- Use Tailwind CSS and modern UI component systems like shadcn/ui or Radix UI
- Manage complex client-side state with best practices for performance and scalability
- Leverage AI-assisted coding tools (Copilot, Cursor, Claude Code) to accelerate development
- Collaborate with the product team to design and iterate on a polished UI experience
- Note: Detailed project information will be shared during the recruitment process.
About the project
You will design and build a production React app with a rich, real-time chat experience using modern UI libraries and best practices. This is a greenfield opportunity to architect client-side state management, integrate streaming APIs, and deliver a high-quality user experience in a fast-evolving environment.
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
at the client's siteagile
This is how we work on a project
- Continuous Deployment
- Continuous Integration
- issue tracking tools
- testing environments
Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.
What we offer
- Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
- Hybrid work setup – 6 days a month from the office in Kraków or Warszawa
- Collaborative team culture – work alongside experienced professionals eager to share knowledge
- Continuous development – access to training platforms and growth opportunities
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
- High quality equipment – laptop and essential software provided
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- life insurance
Mindbox Sp. z o.o.
At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
ReactJS Developer
24k–28k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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