David Pu

David Pu is a software engineer who previously worked at Twitter. Here are some key details about his professional background:

Work Experience

• Software Engineer at Twitter from August 2019 to April 2023 (3 years 9 months)3
• Currently works as a Software Engineer at Ironclad3

Education

• Attended Columbia University (likely for engineering)13
• Also attended Brandeis University14

Other Professional Experience

• Worked at Next Jump14
• Had roles at Young Alfred, SWS Research, and Haitong Securities1

Online Presence

• Twitter handle: @_davidspu4
• Joined Twitter in November 20124
• Describes himself as "Building things at twitter; alum nextjump, columbia, brandeis"4

Contact Information

• Email: pushi11230651@gmail.com or dave@twitter.com2

David Pu appears to be an experienced software engineer with a background in prominent tech companies and a solid educational foundation. His career trajectory shows progression from various roles to a position at a major tech company like Twitter, followed by his current role at Ironclad.