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September 4, 2026

Machine Learning Engineer

Mid • On-site

20,000 - 23,000 PLN/yr

Warsaw, Poland

Hybrid work arrangement: 2 days per week from the office.

Description

You will:

  • Design, develop and maintain high-quality, production-grade Python code for AI/ML applications.
  • Optimize AI/ML workloads across CPU and GPU infrastructure, balancing performance, scalability and cost.
  • Design, automate and operate scalable CI/CD and MLOps pipelines on cloud platforms (GCP and Azure).
  • Build reusable frameworks and tooling for model deployment, monitoring and lifecycle management.
  • Design and implement scalable data ingestion, transformation and feature pipelines.
  • Design and operate scalable model-serving and inference systems, including real-time and batch inference.
  • Support the productionization of Generative AI and LLM-based applications, including deployment, observability and cost optimization.
  • Collaborate with Data Scientists, Domain Experts and Product Owners on end-to-end AI/ML products.

Requirements

You bring:

  • 3+ years of relevant industry experience in data science, ML engineering, software engineering or MLOps.
  • Strong software engineering skills with proficiency in Python.
  • Experience with containerization (Docker) and Kubernetes.
  • Experience developing and deploying cloud-native applications on GCP and/or Azure.
  • Experience with orchestration platforms such as Apache Airflow, Kubeflow or equivalent.
  • Proficiency with DevOps practices, including CI/CD and Git-based workflows.
  • Hands-on experience designing and supporting RESTful APIs and model-serving services.
  • Solid understanding of machine learning and deep learning concepts, with production deployment experience.

Nice to have

  • Experience with PyTorch and/or TensorFlow.
  • Familiarity with distributed data processing (Spark, Kafka, Flink).
  • Experience with distributed data platforms and large-scale data processing.

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