Senior Staff Software Engineer
Current
Sep 2023 - Present
AeroLeads people directory · profile
Ben Hearsum Email & Phone Number
Staff Software Engineer at Mozilla
at
Mozilla
2 work emails found
@mozilla.org
3 phones found area 650
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Staff Software Engineer at Mozilla
Location
Richmond Hill, Ontario, Canada
Company size
Who is Ben Hearsum? Overview
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Quick answer
Ben Hearsum is listed as Staff Software Engineer at Mozilla at Mozilla, a company with 1641 employees, based in Richmond Hill, Ontario, Canada. AeroLeads shows a work email signal at mozilla.org, phone signal with area code 650, and a matched LinkedIn profile for Ben Hearsum.
Ben Hearsum previously worked as Senior Staff Software Engineer at Mozilla and Staff Software Engineer at Mozilla. Ben Hearsum holds Cpa, Computer Programming from Seneca Polytechnic.
Company email context
Email format at Mozilla
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{first}@mozilla.org
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AeroLeads found 2 current-domain work email signals for Ben Hearsum. Compare company email patterns before reaching out.
Profile bio
About Ben Hearsum
Ben Hearsum is a Staff Software Engineer at Mozilla at Mozilla. He possess expertise in release engineering, git, open source, linux, bash and 10 more skills. Colleagues describe him as "I worked with Ben between 2016 and 2020, on the same team. One thing that amazed me in him is: Ben has some magic power to get people to contribute to our codebase. Moreover, he keeps them interested and growing. I believe this success story is partly explained by Ben's mindset: he always welcome new ideas and genuinely expresses interest in them. Some may turn out to be impossible to make, but Ben has a way to convey the conversation so that nobody gets offended. On top of that, Ben manages to get goals done with no overtime. It would be a pleasure to work with him again."
Listed skills include Release Engineering, Git, Open Source, Linux, and 11 others.
Current workplace
Ben Hearsum's current company
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Mozilla
5 roles
Ben Hearsum work experience
A career timeline built from the work history available for this profile.
Staff Software Engineer
Staff software engineer focused on the Firefox installer, updater, and OS integrations.
Oct 2021 - Sep 2023
Staff Release Engineer
Full-stack maintainer of multiple key release systems, including Mozilla's update server.
Aug 2016 - Nov 2021
Senior Release Engineer
Implemented and migrated Firefox to Mozilla's new update server, enabling much finer grained control over update configuration.Coordinated migration of multiple services from in-house datacentres to AWS.Helped build and maintain automated code signing servers.Helped design, build, and migrate to a new web tool that allowed Release Managers to build.
Aug 2012 - Aug 2016
Release Engineer
Ported Mozilla's performance testing framework from Windows to Linux.Migrated Firefox builds to a new Continuous Integration system (Buildbot).Built and shipped Firefox builds.Created, managed, and deployed build and test machines images.Oversaw the creation, design, and implementation of Firefox's new release automation system.
Jan 2007 - Aug 2012
Team & coworkers
Colleagues at Mozilla
Other employees you can reach at mozilla.org. View company contacts for 1641 employees →
RH
Ryan Hunt
Colleague at Mozilla
Greater Minneapolis-St. Paul Area, United States
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JW
John Wendel Camarines
Colleague at Mozilla
Philippines, Philippines
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AG
Alexzander Goodman
Colleague at Mozilla
Dallas-Fort Worth Metroplex, United States
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HZ
Hua Zheng
Colleague at Mozilla
Chaoyang District, Beijing, China, China
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AN
Abhishek Nagekar
Colleague at Mozilla
Berlin, Berlin, Germany, Germany
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ZA
Zeina Abi Assy
Colleague at Mozilla
Brooklyn, New York, United States, United States
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AB
Andrei Bodea
Colleague at Mozilla
Cluj-Napoca, Cluj, Romania, Romania
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PĐ
Petrović Đorđe
Colleague at Mozilla
Montenegro, Montenegro
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MK
Mira Khanna
Colleague at Mozilla
San Francisco Bay Area, United States
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NR
Nezamuddin Rony
Colleague at Mozilla
Dhaka, Bangladesh, Bangladesh
View →
Ryan Hunt
Colleague at Mozilla
Greater Minneapolis-St. Paul Area, United States
View →
JW
John Wendel Camarines
Colleague at Mozilla
Philippines, Philippines
View →
AG
Alexzander Goodman
Colleague at Mozilla
Dallas-Fort Worth Metroplex, United States
View →
HZ
Hua Zheng
Colleague at Mozilla
Chaoyang District, Beijing, China, China
View →
AN
Abhishek Nagekar
Colleague at Mozilla
Berlin, Berlin, Germany, Germany
View →
ZA
Zeina Abi Assy
Colleague at Mozilla
Brooklyn, New York, United States, United States
View →
AB
Andrei Bodea
Colleague at Mozilla
Cluj-Napoca, Cluj, Romania, Romania
View →
PĐ
Petrović Đorđe
Colleague at Mozilla
Montenegro, Montenegro
View →
MK
Mira Khanna
Colleague at Mozilla
San Francisco Bay Area, United States
View →
NR
Nezamuddin Rony
Colleague at Mozilla
Dhaka, Bangladesh, Bangladesh
View →
1 education record
Ben Hearsum education
FAQ
Frequently asked questions about Ben Hearsum
Quick answers generated from the profile data available on this page.
What company does Ben Hearsum work for?
Ben Hearsum works for Mozilla.
What is Ben Hearsum's role at Mozilla?
Ben Hearsum is listed as Staff Software Engineer at Mozilla at Mozilla.
What is Ben Hearsum's email address?
AeroLeads has found 2 work email signals at @mozilla.org for Ben Hearsum at Mozilla.
What is Ben Hearsum's phone number?
AeroLeads has found 3 phone signal(s) with area code 650 for Ben Hearsum at Mozilla.
Where is Ben Hearsum based?
Ben Hearsum is based in Richmond Hill, Ontario, Canada while working with Mozilla.
What companies has Ben Hearsum worked for?
Ben Hearsum has worked for Mozilla and Mozilla Corporation.
Who are Ben Hearsum's colleagues at Mozilla?
Ben Hearsum's colleagues at Mozilla include Ryan Hunt, John Wendel Camarines, Alexzander Goodman, Hua Zheng, and Abhishek Nagekar.
How can I contact Ben Hearsum?
You can use AeroLeads to view verified contact signals for Ben Hearsum at Mozilla, including work email, phone, and LinkedIn data when available.
What schools did Ben Hearsum attend?
Ben Hearsum holds Cpa, Computer Programming from Seneca Polytechnic.
What skills is Ben Hearsum known for?
Ben Hearsum is listed with skills including Release Engineering, Git, Open Source, Linux, Bash, Python, Perl, and Apache.
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