Senior Blockchain Data Scientist at Ledger

Paris, Île-de-France, France

Ledger Logo
Not SpecifiedCompensation
Senior (5 to 8 years)Experience Level
Full TimeJob Type
UnknownVisa
Blockchain, Cryptocurrency, Web3, FinTechIndustries

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
  • Master a cutting-edge technical stack (Python, Snowflake, DBT, Airflow, Generative AI tools)

Responsibilities

  • 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

Skills

Key technologies and capabilities for this role

Data ScienceData PipelinesAnalytical ModelsMetrics DefinitionBlockchainWeb3CryptoPythonSQL

Questions & Answers

Common questions about this position

What is the work arrangement for this role?

The position is hybrid.

What technical skills are required for this Senior Blockchain Data Scientist role?

Required skills include exceptional proficiency in SQL for complex data extraction, 2+ years of professional experience in a Data Scientist, Data Engineer, or relevant analytical role, and mastery of a cutting-edge technical stack including Python, Snowflake, DBT, Airflow, and Generative AI tools.

What is the company culture like at Ledger?

Ledger has a culture of problem-solving where every employee is empowered and supported to challenge tradition and create solutions, with a team united by innovation, security, and decentralization in the Web3 ecosystem.

What does the Data team do at Ledger?

The Data team leverages data to drive strategic business decisions and enhance product offerings, handling end-to-end data projects from defining metrics and building data pipelines to deploying analytical models and monitoring company performance.

What experience makes a strong candidate for this role?

Candidates with 2+ years in a Data Scientist, Data Engineer, or relevant analytical role, exceptional SQL proficiency, and experience with blockchain data analysis and tools like Python, dbt, Airflow, Snowflake, and Tableau stand out.

Ledger

Digital asset security and management solutions

About Ledger

Ledger specializes in the security and management of digital assets and Web3 technologies. The company offers a range of hardware wallets, including the Ledger Stax, Nano S Plus, and Nano X, which allow users to securely store and manage their cryptocurrencies. These wallets work by keeping private keys offline, ensuring that users have full control over their digital assets while protecting them from online threats. Ledger differentiates itself from competitors by securing 20% of the world's crypto assets and serving over 100 financial institutions, making it a trusted name in the industry. The company's goal is to empower individuals and institutions to achieve financial freedom by providing secure and user-friendly solutions for buying, storing, and managing crypto assets.

Paris, FranceHeadquarters
2014Year Founded
$568.4MTotal Funding
SERIES_CCompany Stage
Cybersecurity, Crypto & Web3, Financial ServicesIndustries
501-1,000Employees

Benefits

Health Insurance
Dental Insurance
Vision Insurance
Stock Options
Paid Vacation
Hybrid Work Options
Wellness Program
Company Social Events
Commuter Benefits

Risks

MoonPay and PayPal partnership increases competition in crypto purchases.
High price of Ledger Flex may hinder consumer adoption.
Third-party integrations like THORChain could introduce security vulnerabilities.

Differentiation

Ledger's proprietary technology secures 20% of global crypto assets.
Ledger's hardware wallets feature unique E Ink screens for NFT display.
Ledger Enterprise offers a comprehensive digital asset custody solution for institutions.

Upsides

Ledger's collaboration with MoonPay simplifies crypto purchases for users.
The Ledger Flex wallet appeals to tech-savvy consumers with advanced features.
Ledger's 'Proof of You' initiative integrates AI with blockchain security.

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