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Garfield Lewis Email & Phone Number
Principal Software Engineer
at
OpenText
1 work email found
@lzlabs.com
5 phones found area 708 and 773
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Principal Software Engineer
Location
Whitby, Ontario, Canada
Company size
Who is Garfield Lewis? Overview
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Quick answer
Garfield Lewis is listed as Principal Software Engineer at OpenText, a company with 22664 employees, based in Whitby, Ontario, Canada. AeroLeads shows a work email signal at lzlabs.com, phone signal with area code 708, 773, and a matched LinkedIn profile for Garfield Lewis.
Garfield Lewis previously worked as Senior Software Engineer at Lzlabs Gmbh and Chief Software Architect/Engineer/Founding Partner at Flow Healthcare. Garfield Lewis holds Bachelor’S Degree, Computer Science from York University.
Company email context
Email format at OpenText
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{first}.{last}@lzlabs.com
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Profile bio
About Garfield Lewis
Very experienced and highly motivated technical lead. A wealth of experience working on projects that have very large codebase having worked on both IBM VisualAge for C++ and the even larger IBM DB2 LUW. Worked in a dynamic ever changing environment and have handled many highly complex and non-trivial assignments in a fast paced deadline oriented environment where you need to be able to quickly adapt and think on your feet. Problem solving has been my forte and I am able to easily and quickly grasp new concepts. Therefore, am able to provide excellent analytical and creative ideas when problems arises. Am able to not only lead technical discussions but also accept recommendations from others that will lead to a superior outcome. A very solid team player with lots of enthusiasm and an abundance of skill. An asset to any organization.- Extensive PostgreSQL experience- Extensive C/C++ programming, development and debugging (gdb)- Coding PostgreSQL extensions include debugging which sometime include building the PostgreSQL source with debugging- Extensive Linux experience (extensive shell scripting: bash, ksh, Perl, Python)- Git, Confluence, Jira- Large scale software development experience (DB2 LUW, IBM VisualAge C++ and now the LzLabs Software Defined Mainframe (SDM))- Extensive Intel IA32 and x64 assembly programming and architecture knowledge- SIMD programming for the Intel platforms- Past management experience and former founding partner in a startupYou can contact me at any of the following email addresses: galewis@rogers.com or garfield.lewis@gmail.com
Listed skills include Db2, Perl, C/C++ Programming, Performance Tuning, and 35 others.
Current workplace
Garfield Lewis's current company
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Opentext
11 roles
Garfield Lewis work experience
A career timeline built from the work history available for this profile.
Senior Software Engineer
CurrentAt a very high level our product the Software Defined Mainframe (SDM) re-hosts an IBM System z (zOS) system in a Linux environment. The Linux environment can be hosted in any location (Cloud or in-house) without needing to do any sort of recoding, recompilation or any other changes. To accomplish this we need to emulate all of the subsystems involved in.
Sep 2016 - Present
Chief Software Architect/Engineer/Founding Partner
Flow Healthcare
Chief Architect/Engineer responsible for the design, development and deployment of a SaaS based system used for the consolidation of medical procedure reports and findings. I am also one of 3 founding partners of the business.
May 2014 - Sep 2016
Software Engineering Manager
Responsible for the development and deployment of the next generation Foresight product. In that capacity I managed small team of 7 software and 1 quality assurance engineer in the architecture, development and deployment of a SaaS based application used in the Automobile industry for the purposes of surveying customers and gathering data.
Apr 2014 - Aug 2014
Senior Software Developer
Responsible for PowerPC/Intel SIMD implementation for DB2 V10.5 with BLU Acceleration. The major thrust of the initial implementation was to create a common abstraction layer so that a single set of APIs could be used on both platforms. This was followed by specific optimizations to take better advantage of the performance opportunities available on each.
Jan 2012 - Jul 2013
Senior Developer
Senior Developer responsible for Problem Determination for DB2 pureScale also responsible for DB2 for Windows development. Responsibilities included end to end development, design, coding and unit testing of the solution.
Oct 2008 - Jan 2012
Senior Developer (Db2 For Windows Development)
Responsible for delivering new features into the DB2 for Windows product and the porting of DB2 onto the Windows 64 bit platforms. I worked directly with Microsoft, Intel and AMD to accomplish this. I bacame our resident expert for IA64 bit assembly because our code includes assembly code that is required for performance reasons.
Jul 2000 - Oct 2008
Senior Developer (Db2 Performance)
Responsible for DB2 performance improvements mainly on the Windows platform. This included the change from using the Microsoft VisualStudio compiler to using the Intel C/C++ compiler which resulted in significant performance improvements and the establishment of numerous world record benchmark results for the TPC-C, TPC-W, SAP and other benchmarks.
Feb 1997 - Jul 2000
Associate Development Analyst (Db2 Integration)
Responsible for DB2 Integration with external products. I worked directly with our service teams and was responsible for prototyping and design of interfaces that would allow external products (IBM and non-IBM) to be easily integrated into the DB2 product. This included both software and hardware.
Aug 1995 - Feb 1997
Associate Development Analyst
VisualAge C/C++ front end development for Windows
Jun 1992 - Aug 1995
Associate Development Analyst
IT specialist responsible for:o VM/MVS (z/OS) sytemso IDSS and CMVC development system
Jun 1989 - Jun 1992
Team & coworkers
Colleagues at OpenText
Other employees you can reach at opentext.com. View company contacts for 22664 employees →
LV
Louis Vieille-Cessay
Colleague at OpentextFrance, France
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MC
Michel Capella
Colleague at OpentextGreater Paris Metropolitan Region, France
View →
JY
Jhero Yabut
Colleague at OpentextMakati, National Capital Region, Philippines, Philippines
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JS
Jordan Scarlett
Colleague at OpentextKitchener, Ontario, Canada, Canada
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RK
Rakesh Kadir
Colleague at OpentextNew York City Metropolitan Area, United States
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AM
Amit Mangal
Colleague at OpentextBengaluru, Karnataka, India, India
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KP
Karla Price
Colleague at OpentextDallas, Texas, United States, United States
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DP
David Pittman
Colleague at OpentextUnited States, United States
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ME
Marissa Erdelyi
Colleague at OpentextHowell Township, New Jersey, United States, United States
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AM
Alison Mohamed
Colleague at OpentextCali, Valle Del Cauca, Colombia, Colombia
View →
Louis Vieille-Cessay
Colleague at OpentextFrance, France
View →
MC
Michel Capella
Colleague at OpentextGreater Paris Metropolitan Region, France
View →
JY
Jhero Yabut
Colleague at OpentextMakati, National Capital Region, Philippines, Philippines
View →
JS
Jordan Scarlett
Colleague at OpentextKitchener, Ontario, Canada, Canada
View →
RK
Rakesh Kadir
Colleague at OpentextNew York City Metropolitan Area, United States
View →
AM
Amit Mangal
Colleague at OpentextBengaluru, Karnataka, India, India
View →
KP
Karla Price
Colleague at OpentextDallas, Texas, United States, United States
View →
DP
David Pittman
Colleague at OpentextUnited States, United States
View →
ME
Marissa Erdelyi
Colleague at OpentextHowell Township, New Jersey, United States, United States
View →
AM
Alison Mohamed
Colleague at OpentextCali, Valle Del Cauca, Colombia, Colombia
View →
1 education record
Garfield Lewis education
FAQ
Frequently asked questions about Garfield Lewis
Quick answers generated from the profile data available on this page.
What company does Garfield Lewis work for?
Garfield Lewis works for OpenText.
What is Garfield Lewis's role at OpenText?
Garfield Lewis is listed as Principal Software Engineer at OpenText.
What is Garfield Lewis's email address?
AeroLeads has found 1 work email signal at @lzlabs.com for Garfield Lewis at OpenText.
What is Garfield Lewis's phone number?
AeroLeads has found 5 phone signal(s) with area code 708, 773 for Garfield Lewis at OpenText.
Where is Garfield Lewis based?
Garfield Lewis is based in Whitby, Ontario, Canada while working with OpenText.
What companies has Garfield Lewis worked for?
Garfield Lewis has worked for Opentext, Lzlabs Gmbh, Flow Healthcare, Vital Insights, and Ibm Canada Software Lab - Toronto.
Who are Garfield Lewis's colleagues at OpenText?
Garfield Lewis's colleagues at OpenText include Louis Vieille-Cessay, Michel Capella, Jhero Yabut, Jordan Scarlett, and Rakesh Kadir.
How can I contact Garfield Lewis?
You can use AeroLeads to view verified contact signals for Garfield Lewis at OpenText, including work email, phone, and LinkedIn data when available.
What schools did Garfield Lewis attend?
Garfield Lewis holds Bachelor’S Degree, Computer Science from York University.
What skills is Garfield Lewis known for?
Garfield Lewis is listed with skills including Db2, Perl, C/C++ Programming, Performance Tuning, Aix, Sql, Linux, and Databases.
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