Samuel Vaillant - Staff Software Engineer at Algolia

Samuel Vaillant

Staff Software Engineer at Algolia

Greater Paris Metropolitan Region France

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Summary

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Rockstar

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Top School

Samuel Vaillant is a Staff Software Engineer with 11 years of experience, currently leading front-end development at Algolia where he has shaped the InstantSearch ecosystem across React, Vue and vanilla JS. He combines deep practical expertise in React/React Native with a strong functional-programming bent—actively learning Scala and experienced with Haskell and Elm—which informs his focus on robust, composable UI components. Samuel is an active open-source contributor to high-profile Algolia projects, having improved range and refinement widgets, accessibility, and React 16 compatibility to enhance search UX. Prior roles include rebuilding a cross-platform data-visualization library and shipping a React Native consumer app, reflecting both product-minded engineering and release automation skills. Based in the Greater Paris area, he pairs pragmatic JavaScript craftsmanship with a continual learning mindset that favors elegant, testable code.

11 years of coding experience

9 years of employment as a software developer

Licence Professionnelle MIW Multimedia, Licence Professionnelle MIW Multimedia at Aix-Marseille University

DUT Services et Réseaux de Communication, DUT Services et Réseaux de Communication at Université Joseph Fourier (Grenoble I)

French, English

Stackoverflow

Stats

3,747reputation

346kreached

78answers

2questions

Badges

javascript

top-5%

react-hooks

top-1%

Github Skills (23)

javascript10

react-hooks10

ui-components10

testing10

user-interface10

component-kit10

front-end-development10

react10

vue-jsx10

algolia9

ui-design9

typescript9

typescript-types9

uid9

Programming languages (11)

TypeScriptJavaCSSBikeshedC++SCSSJavaScriptVue

Github contributions (5)

algolia/react-instantsearch

Oct 2017 - Jul 2019

⚡️ Lightning-fast search for React and React Native applications, by Algolia.

Role in this project:

Front-end Developer

Contributions:2 reviews, 439 commits, 1931 PRs in 1 year 9 months

Contributions summary:Samuel primarily contributed to the front-end components within the React InstantSearch library. Their work involved refactoring and implementing features for existing components like `connectRange`, `RangeInput`, `ToggleRefinement`, and `Hits`. These changes included handling various aspects of the UI, such as adding features, improving the user experience, and fixing existing bugs. The user also added example code and documentation.

instantsearchreactnative-applicationsreact-nativelightning

algolia/instantsearch

Sep 2017 - Oct 2019

⚡️ Libraries for building performant and instant search and recommend experiences with Algolia. Compatible with JavaScript, TypeScript, React and Vue.

Role in this project:

Front-end Developer

Contributions:1015 commits, 299 PRs, 517 pushes in 2 years

Contributions summary:Samuel primarily contributed to the InstantSearch library by fixing bugs and implementing new features in the existing components. They addressed issues in the `PriceRanges`, `range-slider`, and `connectRangeSlider` widgets, including fixing slider boundaries and updating refinement calls. They also made significant changes to improve the user interface, such as adding a range input widget and adding visual styling for display. The user also focused on ensuring the library's compatibility with React 16.

instantsearchvueperformantvuejsjavascript

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