AeroLeads people directory · profile
Guillaume C. Marty Email & Phone Number
Engineering Manager
at
Signable
1 work email found
@signable.co.uk
2 phones found area 415
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 86%
Current company
Role
Engineering Manager
Location
London Area, United Kingdom
Company size
Who is Guillaume C. Marty? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Guillaume C. Marty is listed as Engineering Manager at Signable, a with 45 employees, based in London Area, United Kingdom. AeroLeads shows a work email signal at signable.co.uk, phone signal with area code 415, and a matched LinkedIn profile for Guillaume C. Marty.
Guillaume C. Marty previously worked as Power skill coach (freelance) at Skiller Whale and Internal coach at Twitter.
Company email context
Email format at Signable
This section adds company-level context without repeating Guillaume C. Marty's masked contact details.
*@signable.co.uk
71% confidence
AeroLeads found 1 current-domain work email signal for Guillaume C. Marty. Compare company email patterns before reaching out.
Profile bio
About Guillaume C. Marty
With a career spanning coaching and engineering management at companies like Twitter and Mozilla, I bring a unique blend of leadership expertise and a people-first mindset. As a Power Skill Coach and former Internal Coach at Twitter, I specialise in empowering teams and leaders by fostering resilience, psychological safety, and impactful communication.Guided by empathy and a deep passion for diversity, inclusion, and belonging, I am dedicated to creating environments where everyone can thrive. By combining compassionate understanding with actionable strategies, I help individuals grow, excel, and drive meaningful, lasting change within their organisations. Beyond coaching, I actively advocate for inclusive communities through public speaking, mentorship, and community-building initiatives.Connect with me to explore how we can inspire leadership and make lasting impact.
Listed skills include Javascript, Css, Html5, Web Development, and 17 others.
Current workplace
Guillaume C. Marty's current company
Company context helps verify the profile and gives searchers a useful next step.
Signable
12 roles
Guillaume C. Marty work experience
A career timeline built from the work history available for this profile.
Power Skill Coach (Freelance)
CurrentLeadership coaching for tech leaders on topics such as people management, communicationScored 4.87/5 as per participants feedback
Apr 2024 - Present
Internal Coach
Identifying challenges and coaching tech leaders around high-performing teams and psychological safetyDeveloping solutions to support tech teams with tailored workshops and offsite events, and packaging existing solutions as reusable onesProviding one-on-one coaching to leaders
Jun 2021 - Feb 2023
Engineering Manager
Scaled the team. I grew the team by hiring 6 contractors and 3 permanent employeesDeveloped the team members by writing promotion packets, and upleveling junior engineers through coaching and mentoringReorganised the team processes and tools to smooth out delivery and productivity
Feb 2020 - Jun 2021
Senior Software Engineer
Implemented front-end features on the TweetDeck and Twitter.com web clientsLed discussions to define a technical vision and the future of TweetDeckCross functional collaboration with PM, Data Science and Research to understand user’s behaviours
Sep 2017 - Feb 2020
Senior Software Engineer
Developed features on a web-based mobile OS optimised for low-end devicesDeveloped web and mobile apps using React and React Native together with Redux. Continuous integration with unit and functional testingIncreased Mozilla awareness and community building through technical speaking, documentation writing, blogging and organising events such as meetups and hackathons
Apr 2014 - Mar 2017
Javascript Lead
Supervised a team of on- and off-site engineersDefined and implemented the technical direction of the e-commerce mobile web appImproved the front-end performance of the app by optimising JavaScript components and using responsive images
Nov 2012 - Mar 2014
Javascript Ninja
Developed a complex application using JavaScript both front-end and back-end. Front-end: advanced use of Canvas and HTML5 API, Web performance optimisation. Back-end: developed with Node.js and ExpressJS, automatised front-end assets builds, implemented TDD.
Mar 2012 - Oct 2012
Web Consultant
Back-end development of multisites/multilingual websites. Project management. Technical and non-technical consulting and training. Front-end code reviews. Blog writing. Web performance optimisation.
Sep 2010 - Feb 2012
Web Developer
Creation of online applications mainly in PHP (eZ Publish, Symfony...). Projects include: generating PDF catalogues programmatically, building the back-end and the UI of a translation memory, tools for importing/exporting content, optimising website performance, technical training, SEO.
Dec 2007 - Sep 2010
Web Developer
Bordeaux Magnum
Managing and creating a fine wine selling website, deploying monitoring and reporting tools, defining the SEO strategy.
Jun 2007 - Dec 2007
Webmaster
Westhoven France
Managing a fine wine selling website, updating site content, developing new features (back-end and front-end), improving SEO and ranking, generating automated feeds for price comparators, advising and sales management of Japanese speaking customers.
Mar 2002 - Jun 2007
FAQ
Frequently asked questions about Guillaume C. Marty
Quick answers generated from the profile data available on this page.
What company does Guillaume C. Marty work for?
Guillaume C. Marty works for Signable.
What is Guillaume C. Marty's role at Signable?
Guillaume C. Marty is listed as Engineering Manager at Signable.
What is Guillaume C. Marty's email address?
AeroLeads has found 1 work email signal at @signable.co.uk for Guillaume C. Marty at Signable.
What is Guillaume C. Marty's phone number?
AeroLeads has found 2 phone signal(s) with area code 415 for Guillaume C. Marty at Signable.
Where is Guillaume C. Marty based?
Guillaume C. Marty is based in London Area, United Kingdom while working with Signable.
What companies has Guillaume C. Marty worked for?
Guillaume C. Marty has worked for Signable, Skiller Whale, Twitter, Mozilla, and Tui Travel Plc.
How can I contact Guillaume C. Marty?
You can use AeroLeads to view verified contact signals for Guillaume C. Marty at Signable, including work email, phone, and LinkedIn data when available.
What skills is Guillaume C. Marty known for?
Guillaume C. Marty is listed with skills including Javascript, Css, Html5, Web Development, Agile Methodologies, Continuous Integration, E Commerce, and Cascading Style Sheets.
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