Scientist/Senior Scientist, Wet Lab

Location: Redwood City, CA Onsite
Department: Applied AI
Type: Full-time
Posted: January 26, 2026

Job Description

Retro develops therapies for diseases driven by the biology of aging. We focus on cellular reprogramming and autophagy to rejuvenate cell and tissue function with the ultimate aim of adding 10 years to healthy human lifespan.

We're building a mission-driven team of accomplished and kind individuals who embrace our startup culture of rapid iteration, transparency, and versatility.

We are hiring a new member of the Applied AI team who will focus on designing and executing experiments that merge cutting-edge AI/ML models with wet lab methodologies to accelerate scientific discovery towards longevity therapeutics. This is an individual contributor role for someone who can rapidly adapt to new protocols and workflows across in vitro and in vivo contexts.

About you:

You're a Swiss-army knife scientist who thrives on troubleshooting. You go beyond reproducing protocols, adapting and refining them to succeed in new contexts. You take pride in working at the highest standard while moving fast, continuously optimizing for both speed and accuracy. You bring clear, transparent communication and collaborate effectively across wet lab and computational teams. You are adaptable, low ego, and able to iterate quickly based on a mission > team > self hierarchy. You're motivated to work on the forefront of aging biology and help us extend healthy lifespan.