John Tien Email & Phone Number

John Tien, based in Castro Valley, CA, US, is currently a Quality Assurance Release Specialist at Bayer, bringing experience from previous roles at Bayer Pharmaceuticals, Bayer HealthCare, XOMA and Berlex Biosciences. John Tien holds a 1988 - 1992 B.S. in Physiology @ University of California, Davis. With a robust skill set that includes Lean Manufacturing, Sop, Microsoft Word, Data Validation, CAPA and more, John Tien contributes valuable insights to the industry. John Tien has 2 emails on RocketReach.