Senior Software Engineer, Data Engineering
LMArena
About this role
A Senior Software Engineer in Data Engineering at LMArena will design and build data pipelines and infrastructure crucial for analyzing user vote data to evaluate AI model performance. The role involves collaborating with researchers and product leaders to enhance data quality, scale infrastructure, and generate insightful dashboards, directly impacting AI development. Candidates should have over 5 years of experience in software engineering with a focus on data engineering, proficiency in SQL and Python, and familiarity with big data frameworks like Apache Spark.
Skills
Qualifications
About LMArena
www.lmarena.aiLMArena is an innovative platform designed for evaluating AI through human preferences. It allows users to compare various AI models, gather insights, and share their feedback to enhance AI development and research. The platform features a public leaderboard, providing a competitive edge for the best AI models based on user interactions and performance assessments. LMArena serves as a comprehensive resource for those looking to explore and engage with advanced AI technologies.
Recent company news
AI startup LMArena triples its valuation to $1.7 billion in latest fundraise
Jan 6, 2026
AI Evaluation Startup LMArena Valued at $1.7 Billion in New Funding Round
Jan 6, 2026
LMArena lands $1.7B valuation four months after launching its product
Jan 6, 2026
AI evaluation startup LMArena raises $150M at $1.7B valuation
Jan 6, 2026
LMArena Hits US$1.7 Billion Valuation After Series A Round
Jan 7, 2026
About LMArena
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
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View leadership team, funding history,
and employee contacts for LMArena.
Salary
$151k – $203k
per year