About this role

Senior Python Consultant with AI/ML skills GFT Poland Daily tasks: - Write and maintain high-quality, testable, and reusable code - Lead the design of scalable and robust AI and ML solutions aligned with platform strategy - Own end-to-end engineering delivery from design through deployment - Mentor engineers and support their technical growth - Define and promote coding standards and AI best practices - Evaluate and prototype new technologies including RAG techniques and LLM optimization - Collaborate with stakeholders to translate business needs into technical solutions - Design and implement solutions using RAG and vector databases for financial data Musts: Python, ML, AI, LLM, Machine learning, PostgreSQL, Microservices, Cloud, Azure, GCP, Kubernetes, CI/CD, TDD, BDD 4+ years of hands-on experience working with Python and its AI and ML ecosystem Proven experience in a senior engineering role with ownership of technical initiatives Strong knowledge of LLM architectures and experience fine-tuning models Hands-on experience with Retrieval-Augmented Generation and prompt engineering Experience designing agentic architectures and AI-driven systems Strong understanding of machine learning, deep learning, and NLP concepts Experience with microservices architecture, API design, and concurrency models Practical knowledge of relational databases such as PostgreSQL Experience working with vector databases, Redis or similar KV stores, and Pub/Sub systems Experience with Azure or GCP, containers, Kubernetes, and CI/CD tools Strong commitment to engineering best practices including TDD and BDD Excellent communication skills in English Openness to work hybrid from our client's office (Kraków) 8 days per month Nice to have Experience with Java for integration or middleware tasks Experience in financial services or credit and lending domain Experience building observability solutions for distributed systems You will work as part of a dedicated engineering team delivering flagship AI and ML solutions for the Credit and Lending domain, leading the design and development of scalable, production-ready systems based on modern LLM and RAG approaches while closely collaborating with business stakeholders to translate complex financial requirements into high-impact technical solutions.

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