Jean-baptiste Le Duigou
Senior Software Engineer at Aircall
Brest, Brittany, France
Summary
👤
Senior🎓
Top SchoolJean-baptiste Le Duigou is a senior software engineer with 13 years of experience designing and operating cloud-native, serverless data platforms, currently building real-time distributed pipelines at Aircall using Go and AWS. He combines deep AWS and DevOps expertise—Terraform, Kinesis, Lambda—and a practical history of migrating CI/CD systems (SVN/Jenkins → GitLab) and optimizing cost and performance with EC2 Spot and Terraform-driven runners. His background spans telecom-grade contact servers and monitoring tooling, with hands-on work in testing and performance (Prometheus tests, Gatling) and a track record of shipping reliable CI/CD and data infrastructure. An active open-source contributor, he localized Moment.js to Breton and improved widely used projects like Prometheus and Hugo themes, reflecting attention to internationalization and developer UX. Based in Brest, France, he pairs systems-level thinking with pragmatic engineering, often automating developer workflows through CLIs and pipeline improvements.
13 years of coding experience
13 years of employment as a software developer
Master of Science, Computer Science, Master of Science, Computer Science at Ecole nationale d'Ingénieurs de BrestDiwan
French, breton, English, German
Stackoverflow
139reputation
52kreached
15answers
1question
Github Skills (31)
date-formatting10
unit-testing10
hugo10
javascript10
testing10
internationalization10
date-format10
localization10
go10
prometheus10
front-end-development10
html10
theme-development10
css9
yaml9
Programming languages (14)
Github contributions (5)
moment/moment
Apr 2013 - Jun 2019
Parse, validate, manipulate, and display dates in javascript.
Role in this project:
Localization / Internationalization Specialist
Localization / Internationalization SpecialistContributions:14 commits, 1 PR, 11 comments in 6 years 2 months
Contributions summary:Jean-baptiste contributed significantly to the localization of the "moment/moment" repository. Their primary focus was on adding and refining the Breton (br) locale, which involved translating month names, weekdays, date formats, and relative time expressions. The contributions included modifying existing test files to accommodate the new language and ensure accurate formatting. They also updated the Breton locale to use 24-hour time format.
javascript
hugo-themes/toha
Jun 2020 - Feb 2022
A Hugo theme for personal portfolio
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:1 review, 10 commits, 9 PRs in 1 year 7 months
Contributions summary:Jean-baptiste primarily contributed to the user interface and functionality of the Hugo theme. They made several modifications to the theme's layouts and partials, including updating copyright information, hiding the "My Resume" button under specific conditions, and fixing email links. Furthermore, the user implemented new features like a Mailchimp newsletter integration and certification badges within the about section. They also addressed bugs related to the next/previous page navigation and the year in the copyright notice.
hugo-themehugohugo-sitetoha
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