Expert Python Engineer with AI/ML skills

Type of contract: Employment contract

Salary range: 18900 - 28900 gross/month

What will you do?

You will join a dedicated team developing flagship AI and ML solutions that are transforming the Credit and Lending landscape. In this role, you will lead the design and delivery of scalable, production-ready AI solutions, work closely with business stakeholders, and help shape the technical direction of key initiatives in a fast-paced, innovative, and stable environment.

Your tasks

• Write and maintain high-quality, testable, and reusable code

• Lead the design of scalable and robust AI/ML solutions

• Own engineering execution from technical design to production deployment

• Mentor and support other engineers in their daily work

• Co-create and promote coding standards and AI best practices

• Evaluate and prototype new technologies related to RAG, LLM optimization, and agentic architectures

• Translate business requirements into technical solutions

• Collaborate with technical and business stakeholders across AI programmes

• Ensure solutions are aligned with platform vision and long-term architecture

Your skills

• 4+ years of hands-on experience working with Python and its ML/AI ecosystem
• Strong experience with LLMs including architectures, fine-tuning, RAG, prompt engineering, and agentic systems
• Solid knowledge of machine learning, deep learning, and NLP with hands-on project experience
• Experience with databases and messaging including PostgreSQL, vector databases, Redis, and Pub/Sub
• Strong understanding of microservices architecture, APIs, observability, and concurrency
• Experience making architectural decisions and designing scalable systems
• Experience with cloud platforms (Azure or GCP), containers, Kubernetes, and CI/CD tools
• Commitment to engineering excellence including TDD and BDD practices
• Very good English communication skills and ability to work with business and technical stakeholders

Nice to have

• Knowledge of Java
• Experience with middleware and integration tasks
• Experience with Azure DevOps
• Experience with GCP Cloud Build
• Strong presentation skills
• Experience working in the financial services domain
• Experience in credit and lending projects

We offer

• Hybrid from our client's office (Kraków) 8 office 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
• Social events