“It’s true, we’re engaged!” she tweeted, along with a picture of her engagement ring.
Insiders reveal the couple have been together for a little over one year.
Lowry, 20, tweeted, “Thank you all for being so supportive! No concrete wedding plans yet, but hopefully in the near future.”
A few Twitter followers weighed in with negative comments, but Kailyn wasn’t going to let anyone rain on her parade, tweeting, “I won’t let haters take away our happiness on this one!”
Javi also joined in on the social networking site, tweeting, “I love my fiancé @KailLowry! Couldnt even dream about the way my life is turning out to be!”
Kailyn, who first appeared on “16 & Pregnant”, has a 2-year-old son named Isaac with her ex-boyfriend Jo Rivera.
A source close to Kailyn Lowry and Javi said of the loved up couple,
“Javi has a great heart. He’s kind and thoughtful and is also very patient with Kailyn and Isaac. His patience is one of the many traits that she really loves about him.
“Javi and Isaac adore each other. They get along great, and Kailyn knows he will be a great stepdad to her son and never treat him as anything but his own.”
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“Teen Mom 2″ Star Kailyn Lowry Announces Engagement! Stupid Celebrities Gossip Stupid Celebrities Gossip News