Senior Software Engineer — RL Environments & Sandboxes at Lumos AI Research
About the role
Senior Software Engineer — RL Environments & Sandboxes About Lumos Lumos AI Research is building the infrastructure to train and evaluate frontier AI systems in healthcare and life sciences. As AI moves beyond answering questions toward executing complex scientific workflows, models need more than training data. They need environments where they can interact with tools, make decisions, execute experiments, observe consequences, and learn from verifiable outcomes. We build those environments. Ou…
Interview process at Lumos AI Research
General interview process (this company's specific loop isn't published - reach out if you have insider info).
- Recruiter phone screen - typically 20-40 min
- Technical screen - 1 coding problem or take-home; format varies by company
- Onsite / virtual loop - typically 4-6 rounds over 2-3 weeks; exact split of coding, systems design, and behavioral varies by role and location
Platforms used: unknown — MiPrep tested compatible with major platforms
How to prepare
MiPrep helps you rehearse the specific cadence and question types Lumos AI Research interviewers score on. Upload your resume and this job description; MiPrep generates a rehearsed answer set in your voice from your own projects.