Mark Gu: Email & Phone Number

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Director of Engineering at OfferUp|Bellevue, Washington, United States

Position:

Director of Engineering at OfferUp

Location:

Bellevue, Washington, United States

View Mark Gu's Email

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Last updated: 2025-12-05

Updated: 2025-12-05

Found email addresses for Mark Gu:

Business emails:

g*****k@offerup.com

Personal emails:

m***@yahooinc.com,

g***@hotmail.com,

m***@offerup.com,

g***@gmail.com

Found phones for Mark Gu:

+1-623-***-**18,

+1-623-***-**47,

+1-909-***-**18

A different Mark Gu?

Work Experience 26 years

Director of Engineering at OfferUp

Jun 2024 - Current

Director of Platform Engineering at OfferUp

Aug 2019 - Jun 2024

Senior Engineering Manager at OfferUp

Sep 2016 - Aug 2019

Engineering Manager at Yahoo

Dec 2009 - Aug 2016

Technical Lead at Yahoo

Oct 2005 - Dec 2009

Senior Software Engineer at Yahoo

Dec 2003 - Oct 2005

Software Engineer at Yahoo

Jun 2001 - Dec 2003

Software Engineer Intern at Yahoo

Jun 2000 - Jun 2001

Mark Gu started working in 2000, then the employee has changed 1 company and 7 jobs. On average, Mark Gu works for one company for 3 years 3 months.

Their professional focus is Cross-Cultural Team Leadership & Remote Collaboration, DevOps Automation & Release Management, and Event-Driven System Design (Kafka) across 3 core areas.

Education

Master of Science - MS at UC San Diego

Frequently Asked Questions

What is Mark Gu's email address?

SignalHire found verified email addresses for Mark Gu, both business and personal. Their business email is g*****k@offerup.com, and personal emails include m***@yahooinc.com, g***@hotmail.com, and m***@offerup.com.

What is Mark Gu's phone number?

SignalHire found multiple verified phone numbers for Mark Gu: +1-623-***-**18, +1-623-***-**47, and +1-909-***-**18.

How do I contact Mark Gu at OfferUp?

You can reach Mark Gu 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 Mark Gu's professional background?

Mark Gu has 26 years of professional experience. They have held roles including Director of Platform Engineering, Senior Engineering Manager, and Engineering Manager at companies such as OfferUp, OfferUp, and Yahoo. Their education includes Master of Science - MS from UC San Diego.

Is Mark Gu's contact information up to date?

Yes. Mark Gu's SignalHire profile was last updated on 5 December 2025, reflecting their current position as Director of Engineering at OfferUp in Bellevue, Washington, United States.

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Mark Gu

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Yingfan Gu

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Mark Gu

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