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September 2, 2026

Data Scientist / ML Engineer

Mid • Remote

12,600 - 19,320 PLN/yr

Warsaw, MZ, Poland

As a Data Scientist / ML Engineer, you will work with a team of technology experts on challenging projects across various industries, using cutting-edge technologies.

Projects

  • Build a backend system for an AI-powered industrial-engineering platform that uses LLMs to transform complex technical documents into a structured knowledge graph, enabling semantic search, automated documentation, and smarter knowledge management.
  • Implement, deploy, and continuously develop an automotive data solution that processes and analyzes multiple document types, particularly digital file formats; extract key information, identify complex relationships across disparate data sources, and integrate the solution with the client’s existing infrastructure.
  • Develop AI solutions supporting software engineering, including advanced analysis of source-code repositories and relationships across files and documentation; create grammatical rules for unknown programming languages and automatically generate training content from those rules.

Responsibilities

  • Develop, implement, and validate machine-learning solutions aligned with project objectives.
  • Design AI solution architectures that address complex business goals and drive innovation.
  • Research, test, and select suitable tools, technologies, and AI solutions for business requirements.
  • Understand client needs and translate business problems into data-science problems.
  • Oversee data-pipeline and workflow implementation, establishing data-quality and security standards.
  • Coordinate with Data Engineering and Software Engineering teams on the strategy and delivery of AI applications.
  • Present findings and recommendations clearly and concisely to stakeholders.
  • Prioritize and manage tasks within an Agile/Scrum framework to ensure timely delivery.

What you’ll need to succeed in this role

  • At least 3+ years of commercial experience designing and implementing scalable AI solutions in Machine Learning, Predictive Modeling, Optimization, NLP, Computer Vision, or GenAI.
  • Proficiency developing ML algorithms from scratch through production deployment.
  • Strong Python programming skills, including clean code, OOP design, and extensive knowledge of ML libraries such as Scikit-Learn and PyTorch or TensorFlow.
  • Proven experience deploying solutions in AWS or Azure cloud environments.
  • Knowledge of applying LLMs, including semantic search, prompt engineering, multimodal embeddings, and RAG.
  • C1-level English proficiency.
  • Excellent communication skills and consulting experience involving direct client interaction.
  • Experience with SQL and NoSQL databases, including MongoDB, Snowflake, and Databricks.
  • Good knowledge of CI/CD principles using GitHub and GitHub Actions.
  • Familiarity with MLOps practices, Kubernetes, and Docker.
  • Bachelor’s or Master’s degree in Computer Science, Data Science, Mathematics, Physics, or a related field.

Additional preferred experience

  • Leadership and team-mentoring experience in Machine Learning projects.
  • Experience with Big Data technologies such as Spark, Hadoop, and Kafka.
  • Practical experience with frontend frameworks and technologies, such as React, Node.js, Nest.js, and TypeScript.

Perks and benefits

  • Work in a supportive team of AI and Big Data enthusiasts.
  • Work on international projects with global enterprises and startups.
  • Flexible remote work or access to modern offices and coworking spaces.
  • Career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including Databricks training materials and certifications.
  • Choice of B2B cooperation or a contract of mandate, with 20 fully paid days off.
  • Team-building events and an integration budget.
  • Recognition of work anniversaries, birthdays, and milestones.
  • Medical and sports packages, eye care, and well-being support, including psychotherapy and coaching.
  • Full work equipment, including a laptop and necessary devices.
  • Opportunities to build a personal brand through conference speaking, blog writing, and meetups.
  • Smooth onboarding with a dedicated buddy in a friendly, supportive, and autonomous culture.

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