SeniorFull-StackEngineer

**Job Location** WARSAW PLANT & GO **Job Description** We are building an AI-powered data platform at P&G that transforms how individuals/teams interact with their data by moving beyond static dashboards to a conversational, action-oriented experience. The platform enables users to "chat with their data" against Power BI semantic models, Databricks, and other enterprise data sources. We are looking for a Senior Engineer to own the technical architecture and development of this platform from the React/TypeScript frontend to the LLM integration layer. You will also mentor junior developers and help grow the team's capabilities in modern web development and applied AI. **Job Responsibilities:** * Architect and build a production-grade web application using **React, TypeScript, and TanStack**(Router, Query) as the unified interface for conversational data exploration and actionable workflows, * Design and implement **" chat with your data" features** using LLMs (Azure OpenAI), streaming chat interfaces (e.g., Vercel AI SDK), and structured context management strategies to maintain accuracy across multi-turn conversations, * Build **LLM orchestration layers** that manage context injection, prevent context degradation, and ensure high-quality responses as conversation complexity grows, * Develop **API services and server-side logic** (TypeScript/Node.js, Python a plus) that orchestrate between the frontend, LLM providers, and enterprise data sources, * Implement **agentic AI patterns** , function calling, tool use, and multi-step reasoning, to enable intelligent data exploration beyond simple Q&A, * Translate business requirements into technical solutions by collaborating with analytics teams, data engineers, and business stakeholders, * **Lead and mentor** junior developers, establish coding standards, code review practices, and a culture of continuous learning, * Champion engineering best practices: CI/CD, Git-based workflows, testing, and secure development — ensuring