Senior Data Scientist (Gen AI, LLM)

Senior Data Scientist – Generative AI & LLM Focus 

Location: Remote 

Contract Type: B2B 

Languages: Polish & English (project communication) 

About the Role 

We’re seeking a highly experienced Senior Data Scientist to join a forward-thinking software company working at the intersection of generative AI, cloud computing, and cutting-edge machine learning. In this role, you’ll apply your expertise in Generative AI and Large Language Models (LLMs) to design impactful, real-world solutions. You’ll work alongside both dynamic startups and enterprise technology teams to deliver data-driven innovation at scale. 

What You’ll Be Doing 

• Solving practical business problems using advanced machine learning techniques 
• Designing and optimizing NLP or computer vision pipelines 
• Applying deep expertise in Generative AI and LLMs 
• Building scalable ML systems from data ingestion through to deployment and monitoring 
• Using MLOps principles to streamline model lifecycle in cloud environments 
• Extracting insights from large datasets to inform model improvements 
• Clearly communicating technical insights to non-technical teams and stakeholders 
• Collaborating on creative, AI-driven approaches to complex data challenges 

Your Skills & Experience 

Must-Haves: 

• 5+ years of experience in data science or a related field 
• Strong Python skills and familiarity with ML libraries (e.g., scikit-learn, TensorFlow, PyTorch) 
• Solid hands-on experience with Generative AI and Large Language Models 
• Strong foundation in statistics and applied mathematics 
• Excellent analytical thinking and problem-solving abilities 
• Fluent English communication skills (written and verbal) 

Nice to Have: 

• Familiarity with R, SQL, or Java 
• Experience with big data technologies such as Spark, Hadoop, or Kafka 

Why Join Us? 

• Work on pioneering projects in GenAI and advanced machine learning 
• Collaborate with highly skilled engineers and data scientists across industries 
• Flexible, remote-first work model with occasional in-person collaboration 
• B2B contract with long-term potential