Applied Machine Learning Engineer

New
Warszawa, Rondo Daszyńskiego, Kraków, Centrum, Gdańsk, Centrum, Wrocław, aleja Aleksandra Brücknera 54, Poznań, Centrum, Warszawa, Country code: PLFull-TimeMiddle
Salary20,000 - 42,000 PLN per month
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Job Details

Languages
English
Required Skills
DockerPythonSQLMachine LearningPyTorchTensorflowRESTful APIsscikit-learnLLM

Requirements

  • Strong experience with Python.
  • Practical experience in Machine Learning or Applied AI.
  • Experience with frameworks such as PyTorch, TensorFlow, scikit-learn or similar.
  • Good understanding of model training, validation, evaluation and deployment.
  • Experience working with real datasets and production-oriented ML problems.
  • Ability to write clean, maintainable and testable code.
  • Good understanding of data processing, feature engineering and model performance metrics.
  • Experience with APIs, backend services or ML model serving.
  • Ability to work closely with product and engineering teams.
  • Good problem-solving skills and ownership mindset.
  • English allowing you to work in an international technical environment.

Responsibilities

  • Design, build and improve Machine Learning models for real product use cases.
  • Develop LLM-based applications, RAG pipelines, embeddings, semantic search, or AI agents.
  • Build ML pipelines for training, evaluation, deployment and monitoring.
  • Prepare datasets, improve data quality and design features.
  • Evaluate model performance using offline and online metrics.
  • Improve accuracy, reliability, latency, cost and stability of AI systems.
  • Deploy models and ML services into production environments.
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20,000 - 42,000 PLN per month
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