# Arena

> Crowdsourced AI model evaluation and leaderboard platform

**Website:** https://arena.ai
**LinkedIn:** https://www.linkedin.com/company/arenaai
**Headquarters:** San Francisco, CA
**Locations:** Berkeley, CA, California, San Francisco, CA
**Size:** 51-200
**Founded:** 2023
**Industry:** ai
**Funding:** Series A
**Work type:** hybrid
**Tech stack:** Python, PyTorch, SQL, TypeScript, TensorFlow, Spark, Supabase, JAX, pandas, NumPy, Databricks, Snowflake, Delta Lake, Node.js, Go

Arena builds a community-driven platform where users compare frontier AI models side-by-side via real-world prompts, vote on preferences, and generate public leaderboards across text, vision, code, and more. It serves builders, researchers, enterprises, and model labs seeking reliable human-feedback-based evaluations beyond traditional benchmarks. This shapes AI progress transparently through millions of organic votes and powers enterprise eval services.

## Hiring in

- [Fullstack Engineering (2)](https://hotfix.jobs/companies/arena/jobs/software-engineering)
- [Data Engineering (2)](https://hotfix.jobs/companies/arena/jobs/data-engineering)
- [Security Engineering (2)](https://hotfix.jobs/companies/arena/jobs/security-engineering)
- [AI Research (2)](https://hotfix.jobs/companies/arena/jobs/ai-research)
- [Legal (1)](https://hotfix.jobs/companies/arena/jobs/legal)
- [ML Engineering (1)](https://hotfix.jobs/companies/arena/jobs/machine-learning-engineering)
- [People Ops (1)](https://hotfix.jobs/companies/arena/jobs/people-ops)
- [Recruiting (1)](https://hotfix.jobs/companies/arena/jobs/recruiting)

## Open roles (16)

- [Associate General Counsel](https://hotfix.jobs/jobs/63a55193-4498-40c3-82d6-6174acf65d59) - California
- [Growth Marketing Manager, Email and Lifecycle](https://hotfix.jobs/jobs/286419c8-0a85-48b9-a82c-2beccbc89a1c) - California
- [Data Scientist](https://hotfix.jobs/jobs/e5dd524d-6b18-4c2e-b1a3-eb6905be6d3a) - California
- [People Operations Lead](https://hotfix.jobs/jobs/f342935e-0c98-4355-983d-5dadf8a7a482)
- [Assistant Controller](https://hotfix.jobs/jobs/cbaf1aa3-792e-4869-8b1f-d18e3cda5ec6) - California
- [Security Engineer, Anti-Abuse](https://hotfix.jobs/jobs/3cf13926-055f-4040-ab92-d8d2abe9c25c) - San Francisco, CA
- [Senior Software Engineer, Product](https://hotfix.jobs/jobs/e34c412a-8f08-46a6-95da-a947a2a3b0b1) - San Francisco, CA
- [Product Solutions Engineer](https://hotfix.jobs/jobs/7b33f800-585c-4aad-a287-bc52c5442bdd) - San Francisco, CA
- [Analytics Engineer](https://hotfix.jobs/jobs/56bd377b-c948-4c0c-817d-d1474a0ea611) - San Francisco, CA
- [Technical Recruiter](https://hotfix.jobs/jobs/fc6f6350-c1f9-4d5c-92ad-8b0af37921b5) - San Francisco, CA
- [Senior Software Engineer, ML Infrastructure](https://hotfix.jobs/jobs/98d2710e-b3e6-4dc3-a030-7d41dc684752) - San Francisco, CA
- [Staff Software Engineer, Product](https://hotfix.jobs/jobs/73de01ac-6630-4b44-a363-884d144ac79c) - San Francisco, CA
- [Senior Software Engineer, Data Infrastructure](https://hotfix.jobs/jobs/d3fe6f3c-458f-46f3-8090-d0e4d80fe3d0) - San Francisco, CA
- [Founding Product Security Engineer](https://hotfix.jobs/jobs/9fe0d48c-2570-46fd-b9d7-4a4d886a54f1) - San Francisco, CA
- [Machine Learning Scientist - Open Source Lead](https://hotfix.jobs/jobs/80b7e357-1063-4d31-8614-9f800d5b327e) - San Francisco, CA
- [Machine Learning Scientist](https://hotfix.jobs/jobs/7bf601e3-6e8f-4500-9386-87b21d5efe9b) - San Francisco, CA

**Canonical:** https://hotfix.jobs/companies/arena