Theresa Mammarella

Theresa is a software engineer and developer advocate who enjoys helping developers harness the full potential of their tools to create innovative solutions.

She has a background as an open source contributor to Java Virtual Machine and compiler projects at IBM and Red Hat. She has now embarked on a new journey into the exciting realm of security and static analysis tooling, advocating for the needs of developers.

When she's not coding, Theresa loves to spend her time volunteering with animal rescues and exploring the great outdoors, where she can often be found hiking, camping, or simply soaking up nature's beauty.

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Towards an understanding of sustainable software development, written by and for the friends of OpenJDK

Standards Over Lock-In: Modernizing Java with Jakarta EE 11 on Azul Payara 7

Learn how to get your Java applications to cloud-native, AI-ready infrastructure without a costly rewrite or vendor lock-in. Join the engineers behind Azul Payara 7 on July 9.

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Predicting Secure Java Projects on Maven Central

Next time you’re considering a new Java library, look for the Sonatype Safety Rating on Maven Central to aid in your decision making.

Mar 23 8,4K

Theresa Mammarella

Developer Tools

Maven Security

Retweet on Twitter Foojay.io Retweeted

If you want to know what I spoke about in @jcon_conference in Germany, here's an interview I did at the @foojayio podcast:

#Java #JCON #JakartaEE #AI #A2A

02:06 PM · May 04, 2026

Retweet on Twitter Foojay.io Retweeted

Our team loves to meet and talk with the Java community from around the world. If you want to learn more. You can find all OmniFish presentations at: https://speakerdeck.com/omnifish, including links to the source code of related demos. Or get in touch for a free consultation call.

10:13 AM · April 30, 2026

Retweet on Twitter Foojay.io Retweeted

Another happy customer :)
"Their expertise and flexible hands-on troubleshooting support accelerated resolution of several unexpected hurdles and ultimately got us to a successful upgrade outcome."

If you would like to discuss how we could help your company, get in touch.

09:55 AM · April 21, 2026