David Twizer

David Twizer's email & phone

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Co-Founder & CEO at xpander.ai|San Francisco, California, United States

Position:

Co-Founder & CEO at xpander.ai

Location:

San Francisco, California, United States

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Last updated: 2026-04-15
Updated: 2026-04-15

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Work Experience 17 years

Co-Founder & CEO at xpander.ai

Jan 2024 - Current

Sr. Manager, GenAI Specialist SA at Amazon Web Services (AWS)

Aug 2022 - Dec 2023

Principal Solutions Architect at Amazon Web Services (AWS)

Sep 2020 - Aug 2022

Specialist Solutions Architect at Amazon Web Services (AWS)

Oct 2018 - Sep 2020

Technical Account Manager at Amazon Web Services (AWS)

Jul 2017 - Oct 2018

Senior Solutions Architect at Commit

Jan 2016 - Jun 2017

Senior Information Technology Engineer at Commit

Sep 2014 - Sep 2016

Head of DevOps at Israel Defense Forces

Jan 2012 - Sep 2014

DevOps Engineer at Israel Defense Forces

Jan 2009 - Jan 2012

David Twizer started working in 2009, then the employee has changed 3 companies and 8 jobs. On average, David Twizer works for one company for 2 years.

Education

Computer science at The College of Management Academic Studies

Bachelor of Business Administration (B.B.A.) at Ruppin Academic Center

Basmach IDF School

Frequently Asked Questions

What is David Twizer's email address?

SignalHire found a verified business email address for David Twizer: t**********d@xpander.ai.

What is David Twizer's phone number?

SignalHire found a verified phone number for David Twizer: +1-***-***-4724.

How do I contact David Twizer at xpander.ai?

You can reach David Twizer through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is David Twizer's professional background?

David Twizer has 17 years of professional experience. They have held roles including Sr. Manager, GenAI Specialist SA, Principal Solutions Architect, and Specialist Solutions Architect at companies such as Amazon Web Services (AWS), Amazon Web Services (AWS), and Amazon Web Services (AWS). Their education includes Computer science from The College of Management Academic Studies, and Bachelor of Business Administration (B.B.A.) from Ruppin Academic Center.

Is David Twizer's contact information up to date?

Yes. David Twizer's SignalHire profile was last updated on 15 April 2026, reflecting their current position as Co-Founder & CEO at xpander.ai in San Francisco, United States.

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