AeroLeads people directory · profile
Joonyoul (Joon) Choi Email & Phone Number
Chief Operations Officer
at
Cypress Envirosystems
LinkedIn matched
✓ Verified August 2026
3 data sources
Profile completeness 100%
Current company
Role
Chief Operations Officer
Location
San Diego, California, United States
Who is Joonyoul (Joon) Choi? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Joonyoul (Joon) Choi is listed as Chief Operations Officer at Cypress Envirosystems, based in San Diego, California, United States. AeroLeads shows a matched LinkedIn profile for Joonyoul (Joon) Choi.
Joonyoul (Joon) Choi previously worked as Vice President, Software Engineering at Cypress Envirosystems and Director, Software Engineering at Cypress Envirosystems. Joonyoul (Joon) Choi holds M.S., Electrical & Computer Engineering from University Of Illinois Urbana-Champaign.
Company email context
Email format at Cypress Envirosystems
This section adds company-level context without repeating Joonyoul (Joon) Choi's masked contact details.
Cypress Envirosystems
Review company-level records connected to Joonyoul (Joon) Choi before choosing the right outreach path.
Profile bio
About Joonyoul (Joon) Choi
Extensive experience in the design and development of commercially successful enterprise software products and cloud solutions for prediction/forecasting, data analytics, logistics & location tracking, wireless (LoRa and proprietary) control and monitoring (IoT), and network application performance. Expertise in areas of application/network/database performance, virtualization, multi-tier web architecture, testing automation, computer security, system architecture & design, and cloud technologies. Deliver complete technology solutions effectively with very strong mathematical and analytical skills combined with networking domain knowledge, database expertise, system hardware experience, and top-notch programming skills. Well organized to be highly productive while performing multiple projects and always sought out by peers for ideas on how to solve problems. Proven leadership as leading development teams successfully to implement and maintain various industry award-winning web, database, analytics, and GUI projects. Dedicated to address customer’s toughest problems promptly by finding innovative and thorough answers and explaining them clearly. Executed multiple cross product integrations with efficient communications and teamwork.
Listed skills include Software Development, Enterprise Software, C++, Virtualization, and 15 others.
Current workplace
Joonyoul (Joon) Choi's current company
Company context helps verify the profile and gives searchers a useful next step.
Cypress Envirosystems
Website
AeroLeads page
7 roles
Joonyoul (Joon) Choi work experience
A career timeline built from the work history available for this profile.
Vice President, Software Engineering
Modernize and Digitize Facility Systems Through Innovations- Nuclear Plants- Commercial and Government Buildings- Schools, Hospitals, and Universities- Laboratories and Manufacturing PlantsManage all aspects of software engineering projects supporting industrial and commercial wireless control & remote monitoring systems (Web-based, Cloud, Desktop, Services and Phone Apps)
Director, Software Engineering
Commercial Building Wireless Temperature and Humidity ControlIndustrial IoT (IIoT) Monitoring, Digital TransformationWeb HVAC Data Analytics
Oct 2016 - Jan 2022
Chief Software Architect
Logistics Management System / Supply Chain Visibility Startup (SaaS) - Order Processing, Location / Asset Tracking, and Load Status / Condition Monitoring (IoT)Direct the entire initiative from scratch to develop a pioneering B2B SaaS web-based solution
Feb 2012 - Aug 2016
Software Engineer Principal
Lead the architecture, development, quality assurance, and release of mission critical commercial and industrial monitoring systems
Nov 2009 - Mar 2012
Co-Founder, Technology Principal
Eperformance Group, Llc
Technical Consulting Startup- Network, Database and Application Performance Management / Troubleshooting
Aug 2008 - Oct 2009
Team Lead, Software Development
Network Capacity Planning and Application Performance ManagementNetwork Traffic / Protocol AnalysisLead a software development team producing multiple industry award winning products
May 1998 - Jun 2007
Team & coworkers
Colleagues at Cypress Envirosystems
Other employees you can reach at cypressenvirosystems.com. View company contacts →
RV
Ronelo Valenzuela
Colleague at Cypress EnvirosystemsPhilippines
View →
SL
Sheyla Leoz
Colleague at Cypress EnvirosystemsPamplona, Chartered Community Of Navarre, Spain
View →
SP
Stacy Pickette
Colleague at Cypress EnvirosystemsGreater Houston, United States
View →
MB
Martha B
Colleague at Cypress EnvirosystemsMexico
View →
JM
Jairo Mesia Lozano
Colleague at Cypress EnvirosystemsCajamarca, Peru
View →
RS
Robert Shaw
Colleague at Cypress EnvirosystemsSan Diego, California, United States
View →
FF
Frank Frank Frazier
Colleague at Cypress EnvirosystemsSt Paul, Minnesota, United States
View →
EV
Elmer Villanueva
Colleague at Cypress EnvirosystemsCalabarzon, Philippines
View →
JL
Jayson Larga
Colleague at Cypress EnvirosystemsPhilippines
View →
MB
Manny Bettencourt
Colleague at Cypress EnvirosystemsWinnipeg, Manitoba, Canada
View →
Ronelo Valenzuela
Colleague at Cypress EnvirosystemsPhilippines
View →
SL
Sheyla Leoz
Colleague at Cypress EnvirosystemsPamplona, Chartered Community Of Navarre, Spain
View →
SP
Stacy Pickette
Colleague at Cypress EnvirosystemsGreater Houston, United States
View →
MB
Martha B
Colleague at Cypress EnvirosystemsMexico
View →
JM
Jairo Mesia Lozano
Colleague at Cypress EnvirosystemsCajamarca, Peru
View →
RS
Robert Shaw
Colleague at Cypress EnvirosystemsSan Diego, California, United States
View →
FF
Frank Frank Frazier
Colleague at Cypress EnvirosystemsSt Paul, Minnesota, United States
View →
EV
Elmer Villanueva
Colleague at Cypress EnvirosystemsCalabarzon, Philippines
View →
JL
Jayson Larga
Colleague at Cypress EnvirosystemsPhilippines
View →
MB
Manny Bettencourt
Colleague at Cypress EnvirosystemsWinnipeg, Manitoba, Canada
View →
1 education record
Joonyoul (Joon) Choi education
-
University Of Illinois Urbana-Champaign
FAQ
Frequently asked questions about Joonyoul (Joon) Choi
Quick answers generated from the profile data available on this page.
What company does Joonyoul (Joon) Choi work for?
Joonyoul (Joon) Choi works for Cypress Envirosystems.
What is Joonyoul (Joon) Choi's role at Cypress Envirosystems?
Joonyoul (Joon) Choi is listed as Chief Operations Officer at Cypress Envirosystems.
Where is Joonyoul (Joon) Choi based?
Joonyoul (Joon) Choi is based in San Diego, California, United States while working with Cypress Envirosystems.
What companies has Joonyoul (Joon) Choi worked for?
Joonyoul (Joon) Choi has worked for Cypress Envirosystems, Trakkx, Inc., Llc, Cypress Semiconductor Corporation, Eperformance Group, Llc, and Compuware.
Who are Joonyoul (Joon) Choi's colleagues at Cypress Envirosystems?
Joonyoul (Joon) Choi's colleagues at Cypress Envirosystems include Ronelo Valenzuela, Sheyla Leoz, Stacy Pickette, Martha B, and Jairo Mesia Lozano.
How can I contact Joonyoul (Joon) Choi?
You can use AeroLeads to view verified contact signals for Joonyoul (Joon) Choi at Cypress Envirosystems, including work email, phone, and LinkedIn data when available.
What schools did Joonyoul (Joon) Choi attend?
Joonyoul (Joon) Choi holds M.S., Electrical & Computer Engineering from University Of Illinois Urbana-Champaign.
What skills is Joonyoul (Joon) Choi known for?
Joonyoul (Joon) Choi is listed with skills including Software Development, Enterprise Software, C++, Virtualization, C#, Test Automation, Wireless, and Linux.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trial