Senior Python Engineer with AI/ML skills

About the Position

We are seeking a Senior Python Engineer with AI/ML skills to join our team in Kraków, Poland. You will work on delivering flagship AI and ML solutions for the Credit and Lending domain.

Responsibilities

• Work as part of a dedicated engineering team delivering flagship AI and ML solutions for the Credit and Lending domain
• Lead the design and development of scalable, production-ready systems based on modern LLM and RAG approaches
• Collaborate with business stakeholders to translate complex financial requirements into high-impact technical solutions
• 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

Requirements

• 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 client's 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
• Social events

About the Company

We are GFT Poland. WE KNOW how to tackle complex issues with an innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients, and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun, and develop as human beings.

Why Choose GFT?

• A culture of top performance
• Deep tech IT engineering & consulting
• 1200 skilled & top-class experts
• 77% of the team are regular/senior
• Products that contribute to a sustainable world
• Competitive salary and benefits
• Ambitious projects, trainings, and tools you need to flourish
• Google Cloud Partner of the Year - for going above and beyond for customers

Salary

Salary range: 15900-24300 PLN gross

Type of Contract

Employment contract

Location

Kraków, PL, 30-302

Working Place

Hybrid