# Bill Ao > CS @ Princeton University | SDE @ Amazon Location: Arlington, Virginia, United States Profile: https://flows.cv/billao Princeton University CS Honors grad passionate about computer science, math, and finance. Current SDE at Amazon. ## Work Experience ### Software Development Engineer @ Amazon Web Services (AWS) Jan 2024 – Present | Arlington, Virginia, United States ### COS 324 Teaching Assistant/Grader @ Princeton University Jan 2023 – Jan 2024 | Princeton, New Jersey, United States ### COS 240 Teaching Assistant @ Princeton University Jan 2022 – Jan 2022 | Princeton, New Jersey, United States Assist advanced CS/math class on combinatorics, probability, graph theory, computability, and complexity Meet with course manager weekly to discuss course feedback and students’ performance on topics Lead office hours 2x/week for 150+ students; simplify concepts 1-on-1 and help with academic remediation ### Software Development Engineering Intern @ Amazon Web Services (AWS) Jan 2023 – Jan 2023 | Herndon, Virginia, United States ### Co-Founder @ Sift Jan 2021 – Jan 2022 | Princeton, New Jersey, United States Led tech team, built e-commerce platform structure MVP in 8 weeks using Swift and Firebase Conducted market research for go-to-market strategy and “discovery commerce” business model Selected for Princeton 2022 Summer Entrepreneurship Accelerator and pitched to investors ### IBM Accelerate - Software Track @ IBM Jan 2022 – Jan 2022 Selected for 8-week professional development program focused on software engineering skills and business acumen Built frontend web application leveraging HTML, CSS, React with backend capabilities ### COS 126 Grader @ Princeton University Jan 2021 – Jan 2022 | Princeton, New Jersey, United States ### Frontend Developer @ Impact Media 360, Inc. Jan 2021 – Jan 2022 Built website with HTML, CSS, and JS using WordPress for Impact Media 360, an impact startup specializing in social impact media debuting in 2022 Worked and communicated daily with CEO and team of 6 interns to discuss direction/plans for the startup and collaborated with the software development team on Feel Good Buddy product design ## Education ### BSE in Computer Science Princeton University ### Dual Enrollment Distance Math Georgia Institute of Technology ### Peachtree Ridge High School ## Contact & Social - LinkedIn: https://linkedin.com/in/bill-ao-1a537b183 --- Source: https://flows.cv/billao JSON Resume: https://flows.cv/billao/resume.json Last updated: 2026-04-05