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Senior Blockchain Data Scientist

https://www.ledger.com Logo

Ledger

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Location:
France , Paris

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

Senior Blockchain Data Scientist position at Ledger, responsible for leveraging data to drive strategic business decisions and enhance product offerings. The role involves end-to-end data projects from defining metrics and building robust data pipelines to deploying analytical models. The insights will be essential for monitoring company performance, understanding user behavior across various protocols, and contributing directly to Ledger's growth and security strategies.

Job Responsibility:

  • Design, build, and maintain robust, scalable data pipelines (ETL/ELT) using tools like dbt and Airflow
  • Perform in-depth analysis of large-scale, complex blockchain data (on-chain and off-chain) to uncover key trends and optimize product features
  • Partner with Product, Engineering, and Finance teams to translate business questions into analytical frameworks and deliver actionable recommendations
  • Monitor company performance, track revenue, and identify user segments to support strategic direction
  • Design and maintain BI dashboards using tools like Tableau
  • Ensure data quality and accessibility for the entire organization
  • Master a cutting-edge technical stack (Python, Snowflake, DBT, Airflow, Generative AI tools)

Requirements:

  • 2+ years of professional experience in a Data Scientist, Data Engineer, or relevant analytical role
  • Exceptional proficiency in SQL for complex data extraction, manipulation, and optimization
  • Significant experience with Python for statistical analysis, modeling, and building data-intensive applications
  • Proven experience in building and optimizing scalable data pipelines using dbt and Airflow
  • Direct experience working with public blockchain data (Ethereum, Bitcoin, Layer 2s, DeFi protocols) is a significant advantage
  • Experience with machine learning, time-series analysis, or predictive modeling is a plus
  • Excellent ability to communicate technical findings and methodologies to non-technical audiences
  • Strong interest in cryptocurrencies, blockchain technology, and the Web3 ecosystem

Nice to have:

Experience with machine learning, time-series analysis, or predictive modeling

What we offer:
  • Flexible work options - work from home up to 3 times per week
  • Health & Wellness support - Health and Life Insurance
  • Financial growth opportunities - employees can become shareholders in Ledger
  • Commuter allowance - contribution to preferred means of transportation
  • Learning & Development - comprehensive suite of training solutions

Additional Information:

Job Posted:
November 27, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
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