Alex Disdier
Interim Engineering Team Lead at Trainline
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolAlex Disdier is an interim engineering team lead based in Paris with nine years of hands-on experience building user-focused web and mobile applications, currently guiding delivery at Trainline. He combines a strong front-end pedigree—React, TypeScript, GraphQL, Storybook and React Native—with practical team leadership, code review and product-facing collaboration. Alex has led migrations to TypeScript, maintained component libraries, and driven testing and CI practices while working closely with product and design to improve UX. His background spans fintech and traceability platforms as well as grassroots projects and international teams, giving him a versatile approach to solving complex, regulated problems. Notably, he has experience as a sole front-end developer shipping a cross-platform mobile banking app, which speaks to his ability to own end-to-end delivery under constraints.
8 years of coding experience
8 years of employment as a software developer
Full-Stack JavaScript Web & Mobile Development (focused on React/ React Native and NodeJS, Full-Stack JavaScript Web & Mobile Development (focused on React/ React Native and NodeJS at Le ReacteurJavaScript - php Web Developer, JavaScript - php Web Developer at 3W AcademyBaccalauréat, Économie, Mention Bien, Baccalauréat, Économie, Mention Bien at Lycée Français d'AlicanteBA in Economy and Management, Economie et Gestion, BA in Economy and Management, Economie et Gestion at Grenoble Alps UniversityLicence d'économie Internationale, Économie internationale, Licence d'économie Internationale, Économie internationale at Université Paris Ouest Nanterre La DéfenseBachelor of Business Marketing, Marketing / gestion du marketing, 2.1, Bachelor of Business Marketing, Marketing / gestion du marketing, 2.1 at University of Westminster
English, Spanish
Stackoverflow
11reputation
2kreached
3answers
0questions
Github Skills (54)
atomic-design10
codecov10
circleci10
redux10
enzyme10
javascript9
draft-js9
semantic-release9
react-router-dom9
semaphoreci9
react9
axios8
cypress8
netlify8
typescript7
Programming languages (4)
Github contributions (5)
alexdisdier/react-helium
Oct 2019 - Feb 2022
a react components library
Contributions:20 releases, 161 commits, 94 PRs in 2 years 4 months
codecovreactenzymecomponents-libraryatomic-design
alexdisdier/deliveroo
Feb 2019 - Nov 2022
Deliveroo copycat built with ReactJS
Contributions:137 commits, 47 PRs, 118 pushes in 3 years 9 months
codecovreactdeliverooenzymejavascript
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