Experienced Python Consultant with AI/ML skills

Type of contract: B2B contract Salary range: 95 - 129 PLN net/h What will you do? 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. Your 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 Your skills 2+ years of hands-on experience working with Python and its AI and ML ecosystem 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 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 Commitment to engineering best practices including TDD and BDD Excellent communication skills in English Openness to work hybrid 8 day a month from our client's office (Kraków) 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