Data Engineer

Summary

Join the Arbitrum Foundation as a Data Engineer and play a key role in developing and maintaining our data infrastructure. You will design and implement scalable data pipelines, build and maintain a centralized data warehouse, develop SQL queries, create dashboards, and ensure data accuracy. This hybrid role requires strong SQL and Python skills, experience with ETL tools, and an understanding of blockchain data structures. You will collaborate with cross-functional teams and communicate insights to non-technical stakeholders. The position offers a remote-first work environment and a comprehensive benefits package.

Requirements

• Strong SQL skills (BigQuery, PostgreSQL, or similar)
• Experience with ETL tools (e.g. Airbyte, Fivetran, or other or custom-built solutions)
• Proficiency in Python for scripting and automation
• Ability to work with a variety of APIs to extract and integrate data (e.g. Google Analytics, CRM, blockchain indexers)
• Understanding of blockchain data structures, and how to work with transaction data
• A pragmatic mindset—you know when to build from scratch and when to use existing solutions
• Experience with data visualisation tools (e.g. Looker, Google Data Studio, Metabase)
• Ability to communicate insights to non-technical stakeholders

Responsibilities

• Design & implement scalable data pipelines to ingest, transform, and store data from multiple sources (blockchain data, Google Analytics, CRM, internal databases)
• Build & maintain a centralised data warehouse (BigQuery or similar) to unify structured and unstructured data
• Develop & optimise SQL queries for data extraction and reporting
• Create and maintain dashboards to visualize key metrics, helping teams make data-driven decisions
• Ensure data accuracy & reliability by implementing validation and quality assurance processes
• Automate data processes and improve efficiency through scripting (Python, SQL)
• Integrate Web3 analytics tools (e.g. Dune Analytics, Allium, Flipside, etc.) for blockchain data insights
• Assess leads (e.g. grant proposals, product requirement documents, etc) from a technical and data standpoint, focusing on the technical team capabilities, architecture and source code and the timeline credibility

Preferred Qualifications

• Knowledge of blockchain indexing (e.g. TheGraph, SubSquid, etc.) and smart contract transactions decoding
• Hands-on experience with Dune Analytics, Allium or Nansen
• Familiarity with data governance best practices

Benefits

• Remote first global workforce
• Industry-leading healthcare insurance
• Home office set-up allowance
• Wellbeing allowance
• Growth / continuing education allowance
• Flexible time off
• Company-issued laptop