Senior Software AI Developer (Business Intelligence)

XTB is a global company from the financial industry, focusing on online trading of financial instruments. It is the largest FinTech in Poland and a leader in Central and Eastern Europe, operating in several countries including Asia and South America. The company offers training and development programs and is a certified Great Place to Work.

• Strong experience with Python and frameworks such as FastAPI or Django
• Good knowledge of React / TypeScript
• Experience integrating LLMs or GenAI solutions into production systems
• Understanding of RAG architectures, vector databases, and document retrieval workflows
• Practical experience with Docker and CI/CD pipelines
• Familiarity with cloud platforms such as Azure, AWS, or GCP
• Strong understanding of relational databases and business data modeling
• Ability to make architectural decisions independently and mentor other engineers

Nice to have:

• Experience with LangChain, LangGraph, or similar frameworks
• Knowledge of Power BI / Power BI SDK and Microsoft ecosystem
• Experience with Databricks or modern data platforms

• Designing and developing analytical web applications used across the organization
• Building scalable backend services and APIs using Django / FastAPI (Python)
• Developing modern and intuitive user interfaces for analytical and business applications
• Working with business stakeholders and teams to deliver new features and improve existing solutions
• Designing and implementing integrations with internal systems and data sources
• Ensuring application performance, scalability, and code quality through best engineering practices
• Contributing to architectural decisions, CI/CD processes, and technical standards within the team
• Driving the development of AI-powered features, including integrations with LLMs, RAG pipelines, and intelligent data workflows
• Helping shape the technical direction of AI solutions across the platform