# Principal RL Engineer, E2E Autonomy at Blue River Technology

- Company: Blue River Technology
- What the company does: Backed by Khosla.
- Company website: https://bluerivertechnology.com/
- Type: Startups
- Level: Principal and up
- Location: Santa Clara, CA
- Work setup: On-site
- Pay: $187K to $378K base salary per year (USD)
- Posted: 2026-05-27
- Apply by: 2026-10-12
- Apply: https://www.bluerivertechnology.com/job/?gh_jid=7962301
- Page: https://www.1752.vc/careers/jobs/blue-river-technology-principal-rl-engineer-e2e-autonomy/

## About the role

At Blue River, we’re passionate about creating an inclusive workplace that promotes and values diversity. While we have more work to do to advance diversity and inclusion, we’re investing in our programs, including recruiting, mentorship, career development, and learning & development to ensure they support our Diversity, Equity, and Inclusion goals.

## What they're looking for

- Design and implement state-of-the-art online and offline reinforcement learning algorithms for complex tasks with long horizons
- Formulate reward models and exploration strategies that enable task performance and adherence to strict safety requirements. Enable flexible customer operation across a range of tasks with natural language instructions
- Enhance policy robustness to challenges such as sensor noise, machine wear, and extreme environmental variability
- Design and conduct experiments, develop evaluation frameworks for simulation and real-world deployment
- Collaborate closely with infrastructure engineers to design scalable E2E training systems, including large-scale simulation infrastructure
- Collaborate with pretraining and robotics engineers to integrate RL seamlessly into the full E2E autonomy stack

Tags: Autonomy (PC01662)