Rox Data Corp
Founding Applied Research Engineer
San Francisco
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About the role
- Defensibility comes from specialized models, proprietary training signals, and evaluation ownership.
- Every applied AI company we benchmark against like Decagon, Harvey, Sierra, Cursor has already moved.
- The window to claim frontier applied AI for revenue is closing in the next few months.
Responsibilities
- Design and run research programs tied directly to the four above.
- Build evaluation frameworks that measure trajectory quality, not just final output, because most eval infrastructure measures end results and we care about the path.
- The systems you build are things no one else has built before, because no one else has the structural data position to build them.
- Fertility & family-building support, plus backup care membership
- SF HQ: daily catered breakfast & lunch, meal allowances, and rideshare support when commuting to the office
Requirements
- You have spent real time thinking about how agents fail in practice, not just on benchmarks.
- You have built evaluation systems and know exactly where standard approaches break down.
- A PhD is not required.
- Strong research instincts and the ability to ship are.
- You have opinions and you share them.
- Over time: you are defining the research agenda for the most interesting applied AI problem in the enterprise.
- You have spent real time thinking about how agents fail in practice, not just on benchmarks. You have built evaluation systems and know exactly where standard approaches break down. You can write code well enough to implement your own ideas, run your own experiments, and ship things that make it into production.
- You move fast. The environment changes monthly and the team ships continuously.
- Particularly relevant: agent evaluation and behavioral benchmarking
- retrieval-augmented generation and knowledge graph systems
- RL applied to real-world agent behavior
- production ML systems (latency, reliability, observability)
- post-training and model adaptation for production use cases.
- A PhD is not required. Strong research instincts and the ability to ship are.
Benefits
- Medical, dental, and vision, including 100% company-paid plans for you and eligible dependents
- Company-paid life & AD&D, plus short- and long-term disability
- Unlimited PTO, plus paid sick leave, company holidays, and bereavement
- Up to 20 weeks of paid parental leave at 100% pay (birth, adoption, or foster)
- Wellness stipend: $375/quarter
- Learning stipend: up to $2,000/year
- Internet & cell phone stipend: $25/month
- Mental health support, virtual care, and care navigation
- Pre-tax commuter benefits (transit & parking)
Company info
- At Rox https://rox.com/, we believe in empowering people to do their best work.
- Our platform supercharges sellers with autonomous revenue agents to do the manual work so they can focus on what they do best: selling. Just as coding agents 10x'd engineering, revenue agents 10x customer work.
- We are reimagining the revenue stack by building the world's first revenue operating system, from the application layer to the system of context. With Rox, humans are evolving to orchestrators while agents manage the end-to-end customer lifecycle.
- Rox powers Global 2000 leaders in banking, hardware, construction, and sovereign AI, while serving dominant AI winners like Ramp and Cognition.
- Underlying all of this success is an unwavering, shared belief in the mission, with an unreasonable commitment of doing whatever it takes to make it a reality.
- Our platform supercharges sellers with autonomous revenue agents to do the manual work so they can focus on what they do best: selling.
- Just as coding agents 10x'd engineering, revenue agents 10x customer work.
- We are reimagining the revenue stack by building the world's first revenue operating system, from the application layer to the system of context.
- With Rox, humans are evolving to orchestrators while agents manage the end-to-end customer lifecycle.
- Nothing is possible without the world-class team, assembled to redefine how businesses operate.
- Members on our team have:
- Founded and exited successful companies
- Held the highest positions at Google, AWS, Confluent, and New Relic
- Won IMO and IOI gold medals
This listing is sourced directly from Rox Data Corp's careers page and normalized into a canonical job model.