Lead ML Engineer

New
T
Team UpArtificial Intelligence
PolskaFull-TimeLead
Salary not disclosed
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Job Details

Languages
Pl B2, en B2
Experience
At least eight years of professional experience
Required Skills
DockerPythonSQLKubernetesMachine LearningNumpyPyTorchAzureCI/CDMLOps

Requirements

  • At least eight years of professional experience in Machine Learning, Data Science, or a related field.
  • Advanced Python and SQL skills, supported by commercial experience in developing ML solutions.
  • Strong knowledge of tools and libraries such as pandas, NumPy, scikit-learn, XGBoost, or PyTorch.
  • Experience with cloud-based environments, preferably Microsoft Azure.
  • Practical knowledge of MLOps and infrastructure tools such as MLflow, Airflow, Docker, and Kubernetes.
  • Experience designing and maintaining scalable data, model-training, and deployment pipelines.
  • Familiarity with Git, CI/CD, automated testing, and software engineering best practices.
  • Proven ability to deliver ML solutions from initial concept to monitored production deployment.
  • A proactive, independent, and well-organised approach.
  • Strong communication skills and the ability to cooperate with technical and non-technical stakeholders.
  • English proficiency at B2 level or higher.
  • Polish proficiency at B2 level or higher.

Responsibilities

  • Develop AI and ML products throughout their full lifecycle—from experimentation and prototyping to production deployment.
  • Design end-to-end Machine Learning systems focused on scalability, reliability, performance, and maintainability.
  • Build and automate data, training, testing, and deployment pipelines using MLOps and DevOps practices.
  • Implement model monitoring, versioning, retraining, and performance-control mechanisms.
  • Solve complex prediction, optimisation, recommendation, and decision-support problems.
  • Provide technical direction and coordinate work across Machine Learning, Data Engineering, and DevOps.
  • Define priorities, promote engineering standards, and support effective project delivery.
  • Translate business challenges into practical, production-ready ML solutions.
  • Improve infrastructure efficiency and optimise the cost of cloud-based workloads.
  • Collaborate with Product Owners and business stakeholders from problem definition through implementation.
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