Jean-Yves Perrier

@Teoli2003

Program Manager, Developer Outreach at Mozilla. My Erdös Number is 5.

Suisse + UK
Joined October 2010
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  1. Retweeted
    Apr 23

    I'm incredibly lucky to work with the WebAssembly team(s) at Mozilla. Truly the highlight of my career Do you know someone who wants to be incredibly lucky too? We're looking for a Staff Engineer with deep OS knowledge to work on WASI + our wasm runtime

    7 replies 159 retweets 384 likes
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  2. Retweeted
    Feb 20

    if you structure your collaboration/communication around being close to each other, these channels will break as you grow and then it will be much harder to introduce new communication behaviors.

    All teams past a certain size become distributed (across floors, offices, locations). -
    1 reply 13 retweets 32 likes
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  3. Retweeted
    Feb 3

    Are you from an underrepresented or marginalised group and want to become a tech speaker? On Sat March 2nd, 200+ volunteers are running 80+ FREE workshops in 33 countries to support YOU in putting together your 1st talk proposal. Book your place here

    9 replies 174 retweets 178 likes
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  4. Retweeted
    Feb 3

    Interested to know more about this t-shirt that you have been seeing in almost everywhere? Check out this link:

    6 retweets 12 likes
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  5. Retweeted
    Feb 3

    Have I mentioned that I'm mentoring at the Berlin edition of on March 2? 🙋‍♀️ Just got off the first prep call and I'm puuuuumped. Join us!

    4 retweets 11 likes
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  6. Retweeted
    25 Oct 2018

    ❌Sign in with Facebook? ❌Sign in with Google? ✅Sign in with my own website! teaches how to manage your own identity with IndieAuth in the latest piece in the dweb series on .

    21 retweets 46 likes
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  7. Retweeted
    17 Oct 2018

    The CFP for 2019 is OPEN. Please apply. Often. Please tell your friends. Please tell acquaintances. Please tell the woman sitting at the desk next to you. Apply today. And tomorrow.

    2 replies 20 retweets 21 likes
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  8. Retweeted
    1 Oct 2018

    I got a preview of this talk last week and I'm excited to see the whole thing!

    Composite image featuring a thumbnail photo of Eric Bailey with their name, from Somerville, MA, and the a11yTO logo overlaid a blue triangular background
    Focus styles don't have to be ugly! Focus styles are an integral part of any mature design system. Join us on October 15th and 16th at when will present the truth: If it’s interactive, it needs a focus style, .
    1 retweet 1 like
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  9. Retweeted
    23 Sep 2018

    "If you use display properties you need to test in assistive technology." -

    5 retweets 5 likes
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  10. Retweeted
    23 Sep 2018

    OH: “We need a merge-athon after every hack-a-thon.”

    3 retweets 9 likes
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  11. 30 Mar 2018

    My article about the "Hack on MDN" event I organized is live:

    9 retweets 17 likes
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  12. Retweeted
    22 Feb 2018

    📣 compat-tester 0.2.1 is out 📣 🔗 compat-tester uses new structured dataset about compatibility to diagnose a (local) website or files about potential compatibilities issues 🐣Alpha-stage and I'm new to Node/npm world so proceed w/ care🐣

    1 reply 10 retweets 17 likes
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  13. Retweeted
    23 Feb 2018

    The Night Overgound joins up with from tonight - running from Highbury & Islington to New Cross Gate. Read more here:

    15 replies 43 retweets 108 likes
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  14. 22 Feb 2018

    Want to have the browser compat info directly in your console? Use mdncomp from epistemix (MDN data is available as an NPM package: )

    1 reply 15 retweets 30 likes
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  15. Retweeted
    15 Feb 2018

    The Shapes Inspector in Firefox is going to be so useful! Currently in and you need to enable support for shape-outside in about:config to see Shapes.

    7 replies 192 retweets 475 likes
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  16. Retweeted
    9 Feb 2018

    The French Court of Audit recognize the value of free software. Firefox (ESR) is part of the official list of recommended FLOSS (and Thunderbird for "Courrielleur")

    La Cour des comptes reconnaît l'intérêt du logiciel libre -
    1 reply 8 retweets 15 likes
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  17. 9 Feb 2018

    New direct trains between London and Amsterdam since next April :-)

    3 likes
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  18. 9 Feb 2018

    Really excited by this new day: big things will happen. A key day of the Quarter!

    1 reply 3 likes
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  19. Retweeted
    5 Feb 2018

    We at Mozilla want to put ALL THE NEW CSS into Firefox, but like any software project, resources are not infinite and we have to choose the order in which to implement new properties. Want to help us set priorities? Take this 1 question survey & retweet!

    41 replies 482 retweets 439 likes
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  20. Retweeted
    29 Jan 2018

    La plus grosse erreur collective sur Internet aura été d'abandonner si facilement l'usage du flux RSS, au profit de plateformes qui décident ce qu'on voit et ce qu'on ne voit plus.

    Retour au bon vieux abonnement aux flux... Pourquoi vous voyez moins d'articles des Echos sur votre fil Facebook (et comment y remédier)
    57 replies 646 retweets 909 likes
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