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September 1, 2026
Machine Learning Engineer
Mid • On-site
221,376 - 398,472 PLN/yr
Warsaw, Poland
Apply now
Salary: $5,000–$9,000 per month, depending on experience
We are looking for a Machine Learning Engineer for a global leader in unified marketing measurement and optimization, recognized by leading industry analysts. The role sits within a NextGen investment initiative focused on expanding AI/ML capabilities through predictive analytics, generative AI, and agentic systems.
Requirements
- Proficiency in Python and ML frameworks, including TensorFlow, PyTorch, Scikit-Learn, and XGBoost
- Experience with data pipelines and deploying ML systems in cloud environments, including AWS, SageMaker, Docker, and Kubernetes
- Hands-on production experience with LLMs and generative AI services, including AWS Bedrock, Anthropic Claude, OpenAI, or comparable tools
- Strong foundations in algorithms, data structures, and software engineering
- Attention to detail with a focus on quality control and versioning
Nice to Have
- Advanced degree (Master's or Ph.D.) in computer science, machine learning, applied mathematics, statistics, or a related field
- Experience designing automated evaluation, quality monitoring, or self-correction systems for AI/ML applications
- Familiarity with numerical programming and optimization methods
- Background in marketing analytics or communicating technical tradeoffs to non-technical stakeholders
Key Responsibilities
- Design, develop, and test end-to-end machine learning systems
- Implement machine learning and statistical algorithms
- Bridge the gap between data scientists and software engineers by translating analytical specifications into production-ready applications
- Build prototypes and MVPs from minimal proofs of concept
- Apply generative AI and agentic approaches to synthetic data generation, model hypothesis development, and automated quality review
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