Robert Chen is a skilled Software Engineer at Expensify since October 2012, specializing in backend systems that process millions of transactions daily while ensuring PCI compliance. Prior experience includes a role as a Programmer at GreenCitizen, developing an internal workflow management system, and as a Visiting Research Student at ICHEC, where Robert evaluated software for bioinformatics in an HPC environment. Additional internships at the Jet Propulsion Laboratory and Scripps Institution of Oceanography involved developing systems for scientific research, while work at UCSD focused on GUI development for particle physics experiments. Robert holds a BS in Computer Science from UC San Diego, obtained in 2012.