Internship

00premise

ARIMLABS builds RLVR environments, tailored benchmarks, and loss-of-control scenarios for frontier labs and infrastructure operators. Interns ship into the same repos as the leadership team and present results to the same partners.

01what you'd work on

• Build procedural cyber / SRE environments from failure primitivesengineering
• Design oracles and reward functions that resist hackingresearch
• Implement per-model evaluation harnessesengineering
• Elicit and measure covert behavior in frontier agentsresearch
• Write the protocol document for a benchmark someone else runswriting

02profile

• Strong programmer — Python and one systems languagerequired
• Background in offensive security, SRE, RL, or formal methodsat least one
• Reads papers and runs the experiments in themrequired
• Writes well — short emails, clear PRsrequired
• Prior CTF, ICPC, or open-source RL workpreferred

We do not require a degree. We do not care where you went to school. We care what you have shipped.

03structure

• Duration — 12 to 24 weeksfixed
• Remote or in-lab — Warsawflexible
• Paid — stipend scales with experienceyes
• One mentor on the leadership team, weekly reviewfixed