Kiet is an agile coach emphasizing in agile engineering best practices, especially in the areas of test automation. He also advice the management teams in an agile journey from transformation to sustainment and everything in between. He is an Agile and Scrum trainer for the Scrum Alliance. Kiet has a PhD, a MBA, and a Bachelor of Science computer sciences.

Kiet is also a professor at Trident, an online university in California, and an adjunct faculty at Northern Virginia Community College (NVCC) in Reston Virginia.

His clients include the US Air Force, Computer Sciences Corporation (CSC), Defense Information System Agency (DISA), Lego, ebay Enterprise, Unicon, Sherwin Williams, American Chemical Society (ACS), Discover Financial Services (DFS), National Board of Medical Examiners (NBME), Lithespeed, Lean Dog, SRA International, Administrative Office (AO) at the US Courts, Imagine Communications, and Gray Hair Software.

Kiet also holds these certifications: Certified ScrumMaster (CSM), Certified Scrum Product Owner (CSPO), Certified Scrum Developer (CSD), Certified Scrum Professional (CSP), Project Management Professional (PMP), SAFe Program Consultant (SAFe SPC), Sun Certified Enterprise Architect (SCEA) and Sun Certified Java Programmer (SCJP).