Our client helps small teams power big businesses with the must-have platform for intelligent marketing automation. Customers from over 170 countries depend on the Client’s mix of pre-built automation and integration to power personalized marketing, transactional emails, and one-to-one CRM interactions throughout the customer lifecycle.
We’re looking for a Senior Data Scientist to join our client’s AI team and contribute to the development of the next generation of agentic AI systems, making enterprise-level marketing accessible to small and medium-sized businesses worldwide.
In this role, you won’t just be creating models, you’ll be a key contributor on a high-impact team, helping to democratize AI and directly empower thousands of SMBs. Working in a flat hierarchy, you’ll have the opportunity to influence product direction and be at the forefront of one of the most exciting areas in machine learning.
Working model: Hybrid, once a week in the office (negotiable)
responsibilities :
Architect and implement foundational AI data platforms and scalable MLOps pipelines to support model training and deployment.
Design, build, and launch end-to-end agentic AI systems that autonomously execute marketing strategies.
Enhance Large Language Model (LLM) capabilities through RAG, fine-tuning, and RLHF, while exploring and integrating emerging AI technologies.
Perform advanced statistical analysis to identify patterns and metrics that improve marketing campaign effectiveness.
Collaborate with product and engineering teams to integrate AI models into scalable, production-ready solutions that drive business value.
requirements-expected :
5+ years of relevant professional experience in data science or machine learning.
Proven track record of building and deploying sophisticated machine learning solutions, with expertise in agentic systems, NLP, or deep learning.
Demonstrated experience in architecting scalable data pipelines and ML platforms to support high-volume model training and inference.
Strong proficiency in Python data scientist ecosystem (e.g., scikit-learn, TensorFlow, PyTorch, Hugging Face).
Hands-on experience with RAG, model fine-tuning, RLHF, and implementation of model evaluation frameworks and drift detection.
Advanced SQL skills, with expertise in data warehousing, ETL processes, and data governance best practices.
Ability to identify high-impact AI opportunities and translate them into technical solutions that deliver measurable business value.
Strong curiosity and continuous learning mindset, with interest in cutting-edge AI research and its real-world applications.
offered :
Medical: Full coverage for employees and their dependents through LUX MED. Employees have access to the “Premium” package, providing enhanced coverage and greater access to care. A client pays 100% of the premium for employees and 50% for dependents.
Dental: No additional cost for dental coverage- integrated into LUX MED medical plan.
Vision: Reimbursement for vision expenses up to 400 PLN every 2 years.
Mental Health Tools - Access to TELUS Health EAP to provide support and resources in a time of need.
10% annual bonus
Vacation: 26 days.
Home Office Stipend: One-time $150 equivalent home office stipend to outfit their home office.
Calm Subscription: Premium subscription access to Calm, the #1 app for sleep, meditation, and relaxation.
Hub Perks: Receive meal and transportation benefits when traveling to the Poland Hub.
Baby Swag: If you have a baby or adopt, you’ll receive a company-branded first bath bundle.
Sabbatical Program: After 5 years of employment, receive a month-long paid sabbatical leave, with a sabbatical leave bonus.
