Senior AI Engineer

Location: Kraków, Poland. Hybrid work in the client's Kraków office 2 days per week.

Salary: 15,870–24,330 PLN gross per month.

Company

hirify.global is recruiting for an AI and machine learning project in the Credit & Lending domain within an international banking environment.

What you will do

• Develop LLM engineering and RAG solutions, including prompt optimization, vector search, and agentic architectures.
• Design, build, test, and scale AI/ML architectures and applications using engineering best practices and clean code.
• Deploy and maintain AI systems in Azure or GCP using containers and Kubernetes.
• Conduct data exploration, preparation, modeling, and domain-specific data pipeline work with domain experts.
• Apply deep learning, NLP, and responsible AI principles, including fairness, transparency, and accountability.
• Collaborate with engineering, product, business, and domain stakeholders throughout the AI product lifecycle; present technical solutions, risks, constraints, and recommendations.

Requirements

• Senior-level experience delivering AI/ML solutions across discovery, prototyping, design, production deployment, and maintenance.
• At least 3 years of Python experience; Java is a plus.
• Experience with LangChain, FastAPI, data containers, and Spring.
• Knowledge of microservices architecture, observability, monitoring, API design, and concurrency models.
• Hands-on experience with Azure or GCP, containers, Kubernetes, and CI/CD tools including Jenkins, Azure DevOps, or GCP Cloud Build.
• Practical experience with TDD/BDD and strong software engineering and problem-solving fundamentals.
• Strong understanding of LLM architectures, domain-specific data modeling, RAG, prompt engineering, agentic architectures, deep learning, NLP, and the ML lifecycle.
• Ability to design, develop, and scale AI-driven systems, experiment quickly, and iterate toward production-quality solutions.
• Strong communication and presentation skills in English, including the ability to explain technical solutions and business implications clearly.
• Ability to work comfortably with cross-functional and multicultural teams.

Culture & Benefits

• Hybrid work arrangement with 2 days per week in the client's Kraków office.
• Employment contract with a benefits package including medical care, sport benefits, lunch subsidy, and life insurance.
• Online training, certifications, and access to an e-learning platform.
• Work with a highly experienced and dedicated team.
• Social events.