Commit
Senior Data Scientist (ML)
CommitUkraine8 days ago
Full-timeEngineering, Information Technology
We are seeking an experienced Mid/Mid+ Data Scientist with expertise in Large Language Models (LLMs) such as GPT, Claude, and related technologies to join our team in Ukraine. The ideal candidate will have a strong background in natural language processing (NLP), machine learning, and deep learning models. They will play a critical role in developing and deploying cutting-edge LLM applications to drive innovation across our product lines.

Responsibilities:

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  • Design, develop and optimize Large Language Models for various NLP tasks such as text generation, summarization, translation, and question-answering
  • Conduct research and experiments to push the boundaries of LLM capabilities and performance
  • Collaborate with cross-functional teams (engineering, product, research) to integrate LLMs into product offerings
  • Develop tools, pipelines and infrastructure to streamline LLM training, deployment and monitoring
  • Analyze and interpret model outputs, investigate errors/anomalies, and implement strategies to improve accuracy
  • Stay current with the latest advancements in LLMs, NLP and machine learning research
  • Communicate complex technical concepts to both technical and non-technical stakeholders

Requirements:

  • MS or PhD degree in Computer Science, Data Science, AI, or a related quantitative field
  • 4+ years of hands-on experience developing and working with deep learning models, especially in NLP/LLMs
  • Expert knowledge of Python, PyTorch, TensorFlow, and common deep learning libraries
  • Strong understanding of language models, attention mechanisms, transformers, sequence-to-sequence modeling
  • Experience training and fine-tuning large language models
  • Proficiency in model deployment, optimization, scaling and serving
  • Excellent problem-solving, analytical and quantitative abilities
  • Strong communication skills to present technical information clearly
  • Ability to work collaboratively in a team environment
  • Fluency in Ukrainian and English

Preferred:

  • Research experience in LLMs, NLP, machine learning
  • Experience working with multi-modal data (text, image, audio)
  • Knowledge of cloud platforms like AWS, GCP for model training
  • Understanding of MLOps and production ML workflows
  • Background in information retrieval, knowledge graphs, reasoning

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