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Arena

Senior Software Engineer, Data Infrastructure

Arena

Software Engineer building data pipelines and infrastructure for AI evaluation at Arena Intelligence. Collaborating with teams to enhance data quality and scalability.

Posted 4/12/2026full-timeBay Area • California • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies
ApachePythonRayScalaSparkSQL

About the role

Key responsibilities & impact
  • Design and build robust data pipelines to ingest, process, and transform user vote data to features essential for model performance evaluation.
  • Collaborate with researchers and product leadership to understand product goals and necessary data.
  • Design and implement solutions to generate result dashboards and reports, providing useful information for the public, model providers, and researchers.
  • Ensure the integrity, data quality, and reliability of the pipelines.
  • Scale our data infrastructure to accommodate increasing data volumes and evolving analytical needs.

Requirements

What you’ll need
  • 5+ years of experience in software engineering, with a dedicated focus on data engineering and big data technologies
  • Proficiency in SQL and at least one programming language commonly used for data analysis (Python (preferred), Scala, R).
  • Hands-on experience with data processing and pipeline frameworks (Apache Spark, Ray Data, etc.) and at least one popular big data analytics platform (Databricks, Snowflake).
  • Demonstrated experience in designing, implementing, optimizing, and debugging production data pipelines.

Benefits

Comp & perks
  • Comprehensive health and wellness benefits, including medical, dental, vision, and additional support programs.
  • Competitive compensation and equity aligned to the markets where our team members are based.
  • The opportunity to work on cutting-edge AI with a small, mission-driven team
  • A culture that values transparency, trust, and community impact

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
data engineeringbig data technologiesSQLPythonScalaRApache SparkRay DataDatabricksSnowflake
Soft Skills
collaborationcommunicationproblem-solvinganalytical thinkingattention to detail