Billennium
AI

Senior Data Scientist

Billennium · Warszawa, MZ, PL

Actively hiring Posted about 9 hours ago

Role overview

Seniority:

Senior

City:

India

Language:

English

We are looking for Data Scientist – Data Engineering & LLM Ops and our client is a leading global organization; you will be part of an international project team.

What we're looking for

  • Ingestion Pipeline Development: Design and maintain robust data pipelines (Python/Snowflake) to ingest data from diverse sources including RSS feeds, web scraping, and API integrations.
  • Snowflake Architecture: Manage the “References” raw data table and ensure seamless data flow between the ingestion layer and the OutSystems-based curation app.
  • LLM Integration & Refinement: Implement and fine-tune Large Language Models (LLMs) to categorize, summarize, and extract “Reasoning Modelling” insights from raw policy text.
  • LLM Ops: Establish monitoring for model performance, hallucination detection, and iterative feedback loops based on SME curation.
  • Scalability: Support the migration to a 24-hour automated cycle within the Snowflake infrastructure.
  • Languages: Expert-level Python (specifically for data manipulation and AI orchestration).
  • Data Engineering: Strong experience with Snowflake and building ETL/ELT pipelines.
  • AI/NLP: Hands-on experience with LLM frameworks and prompt engineering.
  • Web Ingestion: Proficiency in handling RSS feeds, structured/unstructured web data, and API-based data collection.
  • DevOps/LLM Ops: Familiarity with version control (Git) and deploying AI models into production environments.

Perks and benefits:

  • Career growth – access professional development through partnerships with Microsoft, AWS, Snowflake, Salesforce, and more.

  • Project diversity – opportunity to work with global clients across sectors and technologies.

  • Flexibility – adaptable working hours and remote/hybrid work options.

  • Engaging community – participate in team-building events, hackathons, and CSR initiatives.

  • Team-building traditions – including our annual company event.

Tags & focus areas

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