Jack: Email & Phone Number

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Senior Customer Success Manager at GitHub|Singapore

Position:

Senior Customer Success Manager at GitHub

Location:

Singapore

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Last updated: 2026-09-14

Updated: 2026-09-14

Found email addresses for Jack:

Business emails:

**@github.com

Found phone for Jack:

+65-***-***-9666

A different Jack?

Work Experience 23 years

Senior Customer Success Manager at GitHub

Oct 2024 - Current

Customer Success Account Manager at Microsoft

Sep 2022 - Oct 2024

Senior Developer at FIRST Digital

Oct 2012 - Jun 2015

Technical Lead at Amie Street

Apr 2007 - Dec 2009

Technical Customer Service Manager at NTT DOCOMO BUSINESS

Oct 2003 - Mar 2007

Jack started working in 2003, then the employee has changed 4 companies and 4 jobs. On average, Jack works for one company for 2 years 7 months.

Jack is proficient in English and Japanese. Their professional focus is Account Management, AI Strategy, and Amazon Web Services (AWS) across 3 core areas.

Jack holds Microsoft Certified: Azure AI Fundamentals, Microsoft Certified: Security, Compliance, and Identity Fundamentals, and Optimizely Developer Certification certifications.

Frequently Asked Questions

What is Jack's email address?

SignalHire found a verified business email address for Jack: **@github.com.

What is Jack's phone number?

SignalHire found a verified phone number for Jack: +65-***-***-9666.

How do I contact Jack at GitHub?

You can reach Jack 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 Jack's professional background?

Jack has 23 years of professional experience. They have held roles including Customer Success Account Manager, Senior Developer, and Technical Lead at companies such as Microsoft, FIRST Digital, and Amie Street.

Is Jack's contact information up to date?

Yes. Jack's SignalHire profile was last updated on 14 September 2026, reflecting their current position as Senior Customer Success Manager at GitHub in San Francisco, CA, United States.

Jack Namesakes

Name

Company

Position

Jack

Focal Point Strategy Group

Senior Associate

Get contacts

Jack

Jack D. Inc.

CEO

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jack

ZhiQing International Co,Ltd

CEO

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