AeroLeads people directory · profile
Guy Thomas Email & Phone Number
Engineering @ Instacart
at
Sigma
1 work email found
@instacart.com
3 phones found area 143 and 415
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Engineering @ Instacart
Location
New York, New York, United States
Company size
Who is Guy Thomas? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Guy Thomas is listed as Engineering @ Instacart at Sigma, a company with 1223 employees, based in New York, New York, United States. AeroLeads shows a work email signal at instacart.com, phone signal with area code 143, 415, and a matched LinkedIn profile for Guy Thomas.
Guy Thomas previously worked as Engineering Manager at Instacart and Senior Software Engineer II at Instacart. Guy Thomas holds Bachelor'S Degree, Business/Commerce, General from Monash University.
Company email context
Email format at Sigma
This section adds company-level context without repeating Guy Thomas's masked contact details.
{first}.{last}@instacart.com
86% confidence
AeroLeads found 1 current-domain work email signal for Guy Thomas. Compare company email patterns before reaching out.
Profile bio
About Guy Thomas
I love empowering peers to be more productive, reducing development times and increasing the reliability of applications at scale. I work across the stack, and specialize in anything frontend.
Listed skills include Javascript, Node.Js, React.Js, Angularjs, and 26 others.
Current workplace
Guy Thomas's current company
Company context helps verify the profile and gives searchers a useful next step.
Sigma
6 roles
Guy Thomas work experience
A career timeline built from the work history available for this profile.
Engineering Manager
- Led a team of 9 engineers within the growth team to develop multi-channel, self-serve in-app messaging components..- These components ( i.e. modals, banners, and eyebrow banners ) powered 1,000+ experiments and contributed to a growth of over 10,000 monthly active users (MAUs).
Jan 2022 - Feb 2024
Senior Software Engineer Ii
Team Lead- Led projects that created additional marketing channels such as generic modals and banners across web, iOS and Android.- Led the "Deals" product which surfaces Instacarts top deals to millions of users every day.
May 2021 - Jun 2022
Senior Software Engineer
- Led 4 engineers to build complex insurance form flows with X-state to improve adjuster processing times.- Built Cypress plugins to cache and replay E2E responses, resulting in a 95% reduction in CI E2E test duration.
Apr 2019 - May 2021
Senior Software Engineer
- Planned, developed and maintained many of our primary products in React- Presented on Advanced React Patterns, Testing with Jest and User Event Tracking- Enabled analytics of user event tracking by integrating the Front End with our data pipeline- Migrated ~500 tests to Jest to reduce test writing feedback loop- Migrated Webpack 3 > 4. Cut build time by.
Jun 2017 - Feb 2019
Software Engineer
- Developed data models with business logic on a Node backend to target real time customer behavior.- Collaborated on responsive internal websites to Bluemix to pitch solutions to our clients.- Implemented unit testing with SOAP API to reduce testing cycle by 50%.
Jul 2014 - Jul 2016
Team & coworkers
Colleagues at Sigma
Other employees you can reach at sigmacomputing.com. View company contacts for 1223 employees →
PK
Prameet Kanungo
Colleague at SigmaBhubaneswar, Odisha, India, India
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CC
Charlie Cross
Colleague at SigmaUnited Kingdom, United Kingdom
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DO
Darren Openshaw
Colleague at SigmaSalt Lake City Metropolitan Area, United States
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GS
Grace Sanford
Colleague at SigmaNew York City Metropolitan Area, United States
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ZZ
Ziyan Zhu
Colleague at SigmaSan Francisco, California, United States, United States
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IR
Ian Reed
Colleague at SigmaGreater Cleveland, United States
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KD
Kaela Dickens
Colleague at SigmaMinneapolis, Minnesota, United States, United States
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IM
Ioana Munteanu
Colleague at SigmaSan Francisco Bay Area, United States
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HL
Hamid Llk
Colleague at SigmaAgadir, Souss-Massa, Morocco, Morocco
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NE
Nig Er
Colleague at SigmaSingapore, Singapore, Singapore
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Prameet Kanungo
Colleague at SigmaBhubaneswar, Odisha, India, India
View →
CC
Charlie Cross
Colleague at SigmaUnited Kingdom, United Kingdom
View →
DO
Darren Openshaw
Colleague at SigmaSalt Lake City Metropolitan Area, United States
View →
GS
Grace Sanford
Colleague at SigmaNew York City Metropolitan Area, United States
View →
ZZ
Ziyan Zhu
Colleague at SigmaSan Francisco, California, United States, United States
View →
IR
Ian Reed
Colleague at SigmaGreater Cleveland, United States
View →
KD
Kaela Dickens
Colleague at SigmaMinneapolis, Minnesota, United States, United States
View →
IM
Ioana Munteanu
Colleague at SigmaSan Francisco Bay Area, United States
View →
HL
Hamid Llk
Colleague at SigmaAgadir, Souss-Massa, Morocco, Morocco
View →
NE
Nig Er
Colleague at SigmaSingapore, Singapore, Singapore
View →
1 education record
Guy Thomas education
-
Monash University
FAQ
Frequently asked questions about Guy Thomas
Quick answers generated from the profile data available on this page.
What company does Guy Thomas work for?
Guy Thomas works for Sigma.
What is Guy Thomas's role at Sigma?
Guy Thomas is listed as Engineering @ Instacart at Sigma.
What is Guy Thomas's email address?
AeroLeads has found 1 work email signal at @instacart.com for Guy Thomas at Sigma.
What is Guy Thomas's phone number?
AeroLeads has found 3 phone signal(s) with area code 143, 415 for Guy Thomas at Sigma.
Where is Guy Thomas based?
Guy Thomas is based in New York, New York, United States while working with Sigma.
What companies has Guy Thomas worked for?
Guy Thomas has worked for Sigma, Instacart, Lyft, Reflektive, and Ibm.
Who are Guy Thomas's colleagues at Sigma?
Guy Thomas's colleagues at Sigma include Prameet Kanungo, Charlie Cross, Darren Openshaw, Grace Sanford, and Ziyan Zhu.
How can I contact Guy Thomas?
You can use AeroLeads to view verified contact signals for Guy Thomas at Sigma, including work email, phone, and LinkedIn data when available.
What schools did Guy Thomas attend?
Guy Thomas holds Bachelor'S Degree, Business/Commerce, General from Monash University.
What skills is Guy Thomas known for?
Guy Thomas is listed with skills including Javascript, Node.Js, React.Js, Angularjs, Project Management, Git, Mongodb, and Express.Js.
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