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Senior Data Scientist – GenAI

Link Group · Remote, Warszawa · Posted 17d ago

remoteContractsenior8+ yrs130-150 PLN / hour (b2b)🇵🇱 Poland
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Available in 3 locations

Remote, Warszawa · remote Apply → Warszawa · remote Apply → Warszawa, Remote · remote Apply →

About the role

We are looking for an experienced professional to join projects focused on Generative AI, LLMs, RAG, and AI Agents . The rol
Requirements:
6+ years of experience in Data Science, AI Engineering, Machine Learning, or a related field. 4+ years of professional Python development experience. 2+ years of hands-on experience with LLMs / Generative AI , preferably with RAG-based solutions. Strong knowledge of Python, LLMs, RAG, and Generative AI . Practical experience with LangChain, LlamaIndex, LangGraph , or similar frameworks. Experience with AI Agents / Agentic AI ; MCP experience is a strong advantage. Knowledge of vector databases, hybrid search, reranking, and LLM evaluation . Experience with model fine-tuning , such as LoRA, QLoRA, or SFT. Experience with at least one major cloud platform: Azure, AWS, or GCP . Familiarity with Docker, Kubernetes, and CI/CD . Good understanding of AI/ML architectures and production deployment practices . Excellent English communication skills . Nice to Have Experience with Spark / Databricks . Experience with GitHub Actions, GitLab CI, or Azure DevOps . Experience with multi-agent systems and agentic AI workflows . Experience building scalable, production-grade AI systems. Experience with multimodal AI models .
Must have: Data science, AI, Machine learning, Python, Cloud platform, AWS, Docker, Kubernetes
Nice to have: Spark, Databricks, GitHub, GitLab CI, Azure DevOps
Daily tasks: - Design and develop production-grade solutions using LLMs and Generative AI.
– Build and optimize RAG systems, including vector search, hybrid search, reranking, and query optimization.
– Develop AI Agents and agentic AI solutions.
– Work with frameworks such as LangChain, LlamaIndex, LangGraph, or similar technologies.
– Work with MCP to integrate AI agents with external tools and systems.
– Select appropriate models and develop prompt engineering and fine-tuning strategies, including LoRA/QLoRA/SFT.
– Implement LLM evaluation, validation, guardrails, and quality control mechanisms.
– Develop APIs/backend components and integrate AI solutions with existing systems.
– Contribute to technical architecture and technology selection.
– Collaborate with engineers, developers, and product teams.
– Share knowledge and support less experienced team members.

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FAQ

Is the Senior Data Scientist – GenAI role at Link Group remote?+

This Senior Data Scientist – GenAI position is listed as remote (Remote, Warszawa).

What is the salary for the Senior Data Scientist – GenAI role at Link Group?+

The listing states 130-150 PLN / hour (b2b).

What seniority level is this Senior Data Scientist – GenAI role?+

This is a senior level position.

How do I apply for the Senior Data Scientist – GenAI role at Link Group?+

Use the "Apply on nofluffjobs" button to open the original posting on nofluffjobs, where you can submit your application directly to Link Group.