Skip to content
Job boardOpen

Senior React Engineer – Real-Time Chat Application

Confidential · Krakow, Poland · Hybrid · Senior

  • Krakow, Poland · Hybrid

Indexed (7 weeks ago) · refreshed constantly

Start
flexible
Work mode
Hybrid
Contract
Freelance / B2B
Seniority
Senior

Job description

Project overview

Unleash the Future of Interactive Communication — Create Cutting-Edge Real-Time Chat Experiences!

Krakow-based opportunity with hybrid work model (2 days in-office, 3 days remote).

As a Senior React Engineer, you will be working for our client to develop a sophisticated, production-grade React web application that delivers a seamless and polished chat experience as a standalone product. Join a forward-thinking team dedicated to pioneering real-time communication solutions, driving innovation and impacting millions of users worldwide.

Responsibilities

You’re ideal for this role if you have:

It is a strong plus if you have: (optional)

Language Required for the role:

Eligibility to work on this role:

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

  • Design and develop a robust, production-quality React chat application.
  • Build real-time streaming user interfaces that facilitate instant communication.
  • Manage complex client-side state to ensure fluid user experiences.
  • Leverage AI-assisted development tools to enhance productivity and code quality.
  • Collaborate closely with UI/UX designers and backend teams to ensure feature completeness.
  • Optimize application performance and scalability.
  • Integrate streaming AI APIs, including OpenAI and Azure OpenAI, to enable intelligent features.
  • Maintain high standards of code quality, testability, and maintainability.
  • At least 5 years of professional experience with React and TypeScript.
  • Strong proficiency with Tailwind CSS, shadcn/ui, Radix UI, or similar modern design systems.
  • Proven experience building real-time streaming user interfaces.
  • Comfort managing complex client-side state with modern state management solutions.
  • Hands-on experience with AI-assisted development tools like Copilot, Cursor, or Claude Code.
  • Experience working with streaming AI APIs (OpenAI, Azure OpenAI, SSE-based LLMs).
  • Knowledge of Dynamics 365 or Dataverse (entities, activity types).
  • Additional experience with streaming AI APIs and integration.
  • Good command of English (Communicative level).
  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

Project details

  • Start: flexible
  • Remote: hybrid
  • Location: Krakow, PL
  • Rate: 30-330 EUR/h

Indexed by 9am's meta-search. You are a job provider? Claim or manage this listing

Found on ITDS

  1. Job boardNew

    KYC Delivery Lead

    Confidential· Gdańsk, Gdynia, Łódź, Warszawa, Poland· Hybrid· Senior· zł 113–144 / h

Browse all jobs
Sign up free to apply