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Sigma Software Group

Machine Learning Engineer (Contract)

Warsaw, Masovian Voivodeship, PolandPosted 1 weeks ago
Full-timehybridMid-Senior Level

Job Description

  • Develop and integrate ML and NLP models for intelligent assistant features
  • Build agentic workflows using LangChain, LangGraph, or similar frameworks
  • Prototype user interfaces and internal tools using Streamlit or Gradio
  • Collaborate with engineering and product teams to plan and deliver ML-driven features
  • Manage development and runtime environments using Docker
  • Use Git for version control and maintain clean, well-structured code
  • Query structured data using SQL
  • Contribute to model deployment and operations in a cloud environment (primarily Azure)
  • 3+ years of experience in a similar position
  • Proficient in Python, with experience in building data pipelines and interacting with APIs
  • Experience with agentic AI frameworks such as LangChain or LangGraph
  • Solid understanding of ML and NLP, especially transformer-based architectures (e.g., BERT, GPT)
  • Hands-on experience with ML frameworks (e.g., PyTorch, TensorFlow)
  • Familiarity with prototyping tools such as Streamlit or Gradio
  • Experience with engineering best practices: Git, Docker, cloud basics, task estimation
  • Working knowledge of SQL
  • Upper-Intermediate level of English (both written and spoken)

PERSONAL PROFILE

  • Strong analytical and problem-solving skills
  • Ability to work independently and in a team
  • Adaptability to changing project requirements
  • Attention to detail
  • Proactive communication style
Machine Learning Engineer (Contract) at Sigma Software Group | Renata