MeteorJS twitter api - https://atmospherejs.com/mrt/twit

twitter.js

if(Meteor.isServer()) {

Meteor.methods({

    postTweet: function() {
        Twitter = new TwitMaker({
            consumer_key: Meteor.settings.twitterKey,
            consumer_secret: Meteor.settings.twitterSecret,
            access_token: Meteor.user().services.twitter.accessToken,
            access_token_secret: Meteor.user().services.twitter.accessTokenSecret
        });

        Twitter.post('statuses/update', {status: "Testing twitter api with #meteorjs"}, function(error) {
            if(error)
                return console.log(error);
        });
    }
    
});

}