A vision built on innovation, practicality and accountability

Our mission is to discover and develop a pipeline of EPBs to treat a broad range of diseases and disorders, with an initial focus on cancers with a high unmet medical need. We are led by a team of pioneers and experts in the incorporation of SAAs using an expanded genetic code, protein engineering, clinical development and company building.

We believe that combining our pioneering efforts in expanding the genetic code and developing site-specific bio-conjugates with a team of dedicated professionals bound by a culture and vision that embraces innovation, practicality and accountability allows us to pursue this mission.

Would you like to join our team? Browse our open positions and apply for one today.

Open Positions


Senior Clinical Pharmacologist

Drug Safety Associate

Assistant Manager, Clinical Supply Logistics

Clinical Trial Manager

Sr Dir / Exec Dir Clinical Development – CA

Clinical Trial Assistant

Research & Development

Scientist II/Sr Scientist, Pharmacology

Senior Scientist, Analytical Development

Principal Scientist, Downstream Process Development

Scientist, Downstream Process Development

Research Associate, Preclinical Science

Scientist, Mammalian Cell Culture Technology

Senior Scientist, Bioanalytical Assays

Research Associate, Preclinical Science

Scientist, Targeted Biologics Development


SEC Manager

Assistant Controller

Accounts Payable Manager

General & Administrative

Lab Coordinator

Administrative Assistant – Bay Area

Contracts Coordinator

Chief Business Officer