Newxel

Machine Learning/AI Engineer

Newxel

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇺🇦 Ukraine

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Job Level

Mid-LevelSenior

Tech Stack

AWSCloudNumpyPandasPythonScikit-Learn

About the role

  • Lead the design, development, and deployment of end-to-end Python-based ML pipelines
  • Build and optimize models for prediction, segmentation, explainability, and personalization
  • Develop agentic pipelines and RAG systems using frameworks like LangChain or similar
  • Apply MLflow, Optuna, XGBoost, and SHAP for experimentation, tuning, and explainability
  • Collaborate closely with data scientists, software engineers, and product stakeholders
  • Drive architectural and feature-level decisions with measurable product impact

Requirements

  • 3+ years of hands-on experience in developing and deploying ML pipelines in Python
  • Proven ability to lead ML feature development from concept to production
  • Strong understanding of ML methods: feature selection, boosting, ensembling, explainable AI (XAI)
  • Experience with scikit-learn, pandas, numpy, xgboost, Optuna (or similar), MLflow, SHAP
  • 1+ year of hands-on experience with LLM / GenAI systems: LangChain or similar frameworks, RAG pipelines
  • Theoretical understanding of transformers and LLM architectures
  • Experience with AWS cloud, Python IDEs (PyCharm, VSCode)
  • Comfortable using LLM-based dev tools (Claude Code, Cursor, etc.)
Benefits
  • Competitive salary and benefits package
  • Medical insurance
  • Full Remote
  • Collaborative and innovative work environment
  • Career growth and development opportunities
  • A chance to work with a talented and driven team of professionals

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
Pythonmachine learning pipelinesfeature selectionboostingensemblingexplainable AILangChainMLflowOptunaXGBoost
Soft skills
leadershipcollaborationdecision making