AI/ML Developer - Generative AI (f/m/x)

Expected, Machine Learning, NLP tools, GenAI, Python, AWS, Microsoft Azure, Google Cloud Platform

Optional, LLM, RAG, MLOps

About the project, You will join a team building advanced AI-driven solutions for a global organization operating in the legal, tax, and regulatory information sector. In this role, you will be developing and implementing machine learning models and generative AI systems to solve real-world business problems., , Working alongside experienced professionals, you will be designing experiments, building scalable solutions, and contributing to cutting-edge AI systems, including those based on large language models (LLMs).

Your responsibilities, Designing and developing generative AI solutions, e.g., deep learning, transformer architectures, dense retrieval, hybrid search, Building and optimizing LLM-based systems, including Retrieval-Augmented Generation (RAG) solutions, Developing and enhancing agentic AI systems, including tool-using agents, Implementing and evaluating machine learning and AI models, including designing experiments and analyzing results, Collaborating with cross-functional teams to deploy solutions into production environments, Developing and maintaining ML pipelines and integrating models within cloud environments

Minimum 5 years of experience in AI/ML, Experience in generative AI, e.g., deep learning, transformers, vector databases, and retrieval systems, Strong programming skills in Python and experience with modern ML frameworks, e.g., PyTorch, JAX, DeepSpeed, or similar, Hands-on experience with cloud platforms (AWS, Azure, or GCP), Experience implementing and evaluating large language model (LLM) solutions, including familiarity with evaluation frameworks, e.g., OpenAI Evals, HELM, LM Harness, or custom tools, Previous work with RAG, tool-using agents, and agentic AI approaches (prompt engineering, context management, evaluation), Fluent English, Residing in Poland required

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

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,