React Developer + AI

We are looking for an experienced React Developer with AI expertise to build modern, AI-powered web applications. The company is CSI GLOBAL LTD, location Poland, remote.

• Develop responsive and scalable web applications using React.js, TypeScript, HTML5, and CSS3.
• Integrate LLMs (OpenAI, Azure OpenAI, Claude, Gemini, etc.) into frontend applications.
• Build AI-powered user experiences using prompt engineering and AI APIs.
• Collaborate with backend, AI, and product teams to deliver end-to-end AI solutions.
• Consume and integrate RESTful APIs and microservices.
• Optimize application performance, accessibility, and responsiveness.
• Participate in code reviews, testing, and Agile development practices.

• 5+ years of experience in React.js development
• Strong proficiency in JavaScript (ES6+), TypeScript, HTML5, CSS3
• Experience with Redux, React Hooks, Context API, and modern frontend architecture
• Hands-on experience with Generative AI, LLMs, Prompt Engineering, or AI-powered applications
• Experience integrating AI services such as OpenAI, Azure OpenAI, Claude, Gemini, or similar
• Knowledge of REST APIs, Git, CI/CD, and Agile methodologies
• Familiarity with Node.js is an advantage
• Experience with RAG (Retrieval-Augmented Generation) or AI Agents
• Exposure to LangChain, Semantic Kernel, or MCP (Model Context Protocol)
• Experience with Azure or AWS cloud platforms
• Financial Services or Banking domain experience