Regular AI/ML Developer (f/m/x)

Expected, Python, PL/SQL, API Design, LLM, RAG, Kubernetes, Microsoft Azure, Google Cloud Platform

Optional, Java

About the project, We are looking for a skilled AI/ML Developer to join our dedicated team of engineers working on flagship AI and ML projects that are transforming the Credit and Lending landscape. In this role, you will collaborate closely with business stakeholders to deliver high-impact solutions in a fast-moving and innovative environment. If you are passionate about applying cutting-edge AI technologies to solve real-world financial challenges, we want to hear from you.

Your responsibilities, Designing, testing, and optimizing prompts for Large Language Models (LLMs) to achieve high-quality outputs for Credit & Lending use cases, Developing and implementing sophisticated solutions using Retrieval-Augmented Generation (RAG) and vector databases to unlock insights from complex financial data, Participating in the full lifecycle of our solutions, from problem discovery and prototyping to design, implementation, and production deployment, Applying AI best practices to ensure fairness, transparency, and accountability in all models and applications, Collaborating with a cross-functional team of engineers, product managers, and business experts to align technical efforts with strategic goals, Writing and maintaining high-quality, testable, and reusable code, Utilizing cloud platforms (Azure, GCP) for the development, deployment, and scaling of AI models, Co-authoring solution designs and architecture and maintaining products in production

Minimum 3 years of experience in AI/ML development, Deep expertise in Python and its frameworks, including FastAPI and LangChain, Strong knowledge of PL/SQL and SQL databases, including PostgreSQL, Practical experience with API design and microservices architecture, Understanding of LLM architectures and practical experience with RAG and prompt engineering, Familiarity with Kubernetes, CI/CD practices, and cloud platforms like Azure and GCP, Experience in TDD and BDD methodologies, Strong communication and presentation skills in English, capable of explaining technical solutions to business stakeholders, Advanced level of English

Optional, Experience with Java and Spring framework, Working from office in Cracow 6 times per month

What we offer, Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas, Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market, We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022, Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more, Comfortable workplace – class A offices or remote work, Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application, PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers, Investment in your growth – meetups, webinars, training platform and technology blog – you choose, Fantastic atmosphere created by all Sii Power People

This is how we work on a project, Continuous Deployment, Continuous Integration

Recruitment stages, Send your CV, Talk to us about your expectations, Learn more about our projects and choose the best, Start your adventure with Sii!

Sii Sp. z o.o., Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment., , Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

This is how we work,