Senior Python Developer (AI)

TL;DR

Senior Python Developer (AI): Developing high-stakes AI solutions and robust Python code for LLM integration with an accent on RAG architectures, prompt engineering, and vector databases. Focus on designing scalable distributed systems, process orchestration, and transitioning POCs to production-level implementations in regulated environments.

Hybrid position based in Warsaw, Poland.

Company

International consulting group specializing in innovation and business transformation through technology, data, AI, cloud, and management consulting for global clients in finance, transport, energy, retail, and telecom.

What you will do

• Lead end-to-end development of Python-based AI solutions from POC to near-production code.
• Support Lead Architect in designing scalable architectures for process orchestration and fast testing.
• Gather requirements and present technical milestones to stakeholders.
• Implement robust architectures for distributed systems in complex, regulated environments.
• Take ownership of project modules from discovery to delivery.

Requirements

• 4+ years professional Python experience focused on AI, ML, and data analysis.
• Hands-on with RAG, vector databases, prompt engineering, LangChain/LlamaIndex, and LLM internals.
• Solid Linux and cloud platforms experience.

Culture & Benefits

• Permanent full-time contract with career development.
• Challenging multicultural environment and international projects.
• Exposure to large-scale financial IT systems and cross-country operations.
• Training in finance, technology, and data management.