Senior Python Engineer with AIML skills

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

• 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

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

We offer

• Hybrid work from our clients office (Kraków) 8 days per month
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical sport lunch subsidy life insurance etc.)
• Online training and certifications
• Access to e-learning platform
• Mindgram wellbeing platform
• Social events