Jack Gardner: Email & Phone Number

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Founder at Stealth Startup|San Francisco, California, United States

Position:

Founder at Stealth Startup

Location:

San Francisco, California, United States

View Jack Gardner's Email

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Last updated: 2026-07-14

Updated: 2026-07-14

Found email addresses for Jack Gardner:

Business emails:

j******r@amazon.com,

j**k@titanacademy.io,

j**********r@williamsf1.com

Personal emails:

h*******m@gmail.com,

j*************3@hotmail.com

Found phones for Jack Gardner:

+1-909-***-**00,

+1-480-***-**75,

+1-870-***-**05,

+1-870-***-**47

A different Jack Gardner?

Work Experience 11 years

Founder at Stealth Startup

Sep 2025 - Current

Engineering Lead - FDE at 11X

Jun 2025 - Sep 2025

Product & Eng Lead - Julian Team at 11X AI

May 2024 - Jul 2025

Founding Tech Lead at 11X AI

Aug 2023 - Jul 2024

Engineering Mentor at MentorCruise

Jun 2022 - Aug 2023

Technology Lead (Exit) at Titan Academy

Nov 2021 - Aug 2023

Software Development Engineer II at Amazon

Oct 2020 - Nov 2021

Software Development Engineer I at Amazon UK

Sep 2017 - Oct 2020

Simulation Software Engineer (Vehicle Science; Tires/Tyres) at Williams Racing

Sep 2015 - Aug 2016

Jack Gardner started working in 2015, then the employee has changed 7 companies and 8 jobs. On average, Jack Gardner works for one company for 1 year 3 months.

Their professional focus is Amazon Web Services (AWS), AWS Lambda, and C across 3 core areas.

Education

Bachelor of Science (BSc) at University of Bath

A-Level at Maiden Erlegh School

GCSE at Maiden Erlegh School

Frequently Asked Questions

What is Jack Gardner's email address?

SignalHire found verified email addresses for Jack Gardner, both business and personal. Their business email is j******r@amazon.com, and personal emails include h*******m@gmail.com, and j*************3@hotmail.com.

What is Jack Gardner's phone number?

SignalHire found multiple verified phone numbers for Jack Gardner: +1-909-***-**00, +1-480-***-**75, and +1-870-***-**05.

How do I contact Jack Gardner at Stealth Startup?

You can reach Jack Gardner 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 Gardner's professional background?

Jack Gardner has 11 years of professional experience. They have held roles including Engineering Lead - FDE, Product & Eng Lead - Julian Team, and Founding Tech Lead at companies such as 11X, 11X AI, and 11X AI. Their education includes Bachelor of Science (BSc) from University of Bath, and A-Level from Maiden Erlegh School.

Is Jack Gardner's contact information up to date?

Yes. Jack Gardner's SignalHire profile was last updated on 14 July 2026, reflecting their current position as Founder at Stealth Startup in San Francisco, California, United States.

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