Research Fellow

NeoSigma • San Francisco, CA

21h • Onsite

About The Position

The NeoSigma Research Fellowship is a 10-14 week, in-person, paid program for exceptional researchers and builders to work on open, real-world AI challenges. Fellows collaborate closely with our research team on problems at the frontier of self-improving AI systems. Projects are intentionally open-ended—we work with each fellow to define a direction that aligns with their strengths, interests, and long-term goals. We strongly encourage fellows to contribute to the broader research community—through publications, technical blogs, and open research artifacts—helping share learnings and advance the field.

Requirements

• Currently pursuing or holding a Master's or PhD degree in Computer Science, Machine Learning, or a related field
• Hands-on experience building LLM-powered or agentic systems in production
• Strong research taste in evals, post-training, or agent architecture
• Own problems end-to-end, from first idea to shipped artifact
• Comfortable working directly with a small, fast-moving team
• High attention to detail across research rigor, code quality, and writing

Responsibilities

• Work on open-ended problems in self-improving AI: agentic systems, auto-evals, verifier research, and benchmarks
• Be embedded in the core research team from day one
• Define your own research direction based on your strengths and interests
• Run experiments, iterate fast, and push ideas from hypothesis to working system
• Publish findings: papers, technical blogs, and open research artifacts
• Collaborate daily with the research team through mentorship and brainstorming sessions

Benefits

• Competitive salary plus meaningful equity package
• Comprehensive medical benefits and generous PTO
• Flexible work arrangements
• Direct impact on company direction and technical decisions
• High ownership and the opportunity to make a career-defining impact
• Visa sponsorship

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level