Administrative Staff

Jason Straughan

Jason is the Co-Founder of Grok Interactive and Codeup. He now serves as the interim CEO of Codeup. A life-long programmer, he fell in love with computers in elementary school and has been hooked ever since.

Michael's Dad

Jason is a proud husband and father, often found playing Lego or Minecraft with his son, "Master Builder" Michael. A mad scientist at heart, Jason loves tinkering with Arduino, Raspberry Pi, and anything that he can get to run a line of code.

Phillip Hernandez

Before joining Codeup in 2016, Phillip spent 5 years at Rackspace managing projects and accounts in Support, analyzing and improving business processes in Product, and supporting Sales and Marketing in the Executive Briefing Center. At Codeup, Phillip manages classroom experience, and is passionate about ensuring each student’s success!

Darth Phil

Here’s the thing: Phillip brings his best every day, and he makes sure you know it. He is an avid BBQ pitmaster, loving father and husband, and proud San Antonian. His favorite life experience, including the birth of his daughter, was chanting the Fear of the Dark at Iron Maiden’s 2017 World Tour.

Yumi Jeon

Born and raised in Orange County, CA, Yumi travelled to Texas to attend Trinity University. After graduating from Trinity, she joined the Codeup team to put what she learned in action. Now she has become a marketing unicorn that handles all of Codeup's marketing strategy.

Lady Yumicorn

Born and raised in Orange County, Yumi “The Yumicorn” is a Californian at heart, moonlighting as a Texan. Outside of the office, she enjoys hanging with her bunny and cat and going to music festivals. Yumi's ultimate dream is to own a monster truck and pet panda.

Dimitri Antoniou

Dimitri graduated from the University of Pennsylvania with a BA in Urban Studies, and came to Codeup as a 2016 Venture for America Fellow. At Codeup, he serves as our Director of Development, developing program opportunites. He hopes to start his own company someday!

El Norteño

Don’t let the fancy socks and chinos fool you. This Bostonian would much rather be wearing a plain white t-shirt and jorts. When not helping prospective students, Dimitri plays office DJ, complete with tracks from musicals, classic jazz albums, and cheesy post-funk jam bands. Sometimes he even sings along. A grandpa at heart, Dimitri spends his free time cooking, playing board games, and whittling.

Kyra Seegmiller

Kyra combines her love of creativity and digital analytics as Codeup’s Digital Marketing Specialist. Prior to joining the team, she previously worked in Strategic Planning for the Federal Government. An alumnus from The University of Texas at Austin with a BA in International Relations and The George Washington University with a MA in International Affairs, she loves giving a fresh perspective to how the digital world is constantly changing.

Phase 1

When she’s not making the Codeup staff and students laugh with her bad jokes, Kyra can be found utilizing one of her many random skills - speaking four languages, singing opera, or playing Pokémon Go. In addition, she’s a newlywed wife to a doctor in training, and constantly wishes she was a koala.

Stephen Salas

Stephen is a San Antonio native and Texas A&M alum, with an IT background in sales, partner management, and operational experience. Stephen previously worked at Rackspace for 9 years, bringing his wide net of networking skills and connections to Codeup's employer relations and student career development.

Need We Say More?

Daniela Bartels

Daniela began her career in IT at Rackspace from the ground up starting with managing customer accounts in Support, data analyzation and process improvement in Business Operations, and managing projects in Product Development.
As Admissions Manager at Codeup, Daniela is passionate about contributing more technical people to our San Antonio community by working with incoming students throughout the enrollment process.


When Daniela is not typing away on the computer, she can be seen decked out in red, white, and blue colors cheering on the USA National Soccer teams. An avid 'football' player and fan, she and her husband travel around the world with other football hooligans to chant, cheer, and drink beer! "C'mon US score a goal it's really pretty simple, put the ball into the net and we'll go freakin mental!"
That's one of the our favorite songs. See you on the pitch!


Luis Montealegre

Luis has been programming professionally since earning his Master in CS from the Emeritus Autonomous University of Puebla in 2005. He specializes in PHP, Java and C#, has directed 4 theses, and published a chapter in the LNCS vol 4386. Luis enjoys being part of a development team that values work-life balance and practices TDD, pair programming and code reviews.

Papa Luis

Luis loves to spend his spare time with his wife (Meri) and his two children (Mario and Alejandro, 5 and 3 years old respectively). Things Luis enjoy the most: coffee, pizza, sushi, dark beer and science fiction movies. He's currently exploring how to better test Javascript, Ruby and Scala applications.

Ryan Orsinger

Ryan is a senior instructor at Codeup and has worked in IT and development since 2007. He comes to Codeup from a background working on small to enterprise sized applications for the web. With development, Ryan is passionate about building software that creates utility and delights users. With instruction, Ryan's goal is to instruct students "how to learn programming" as much as "how to program".

Parade Gopher

Ryan is a Trinity University graduate and San Antonio native who is into local music, cultural arts, and charity involvement. Since 2007, Ryan has volunteered for the King William Fair as the "Parade Gopher" and is recognized by Rotary International as a Paul Harris Fellow.

Fernando Mendoza

Fernando is a native of Uruapan, Michoacán, Mexico. He graduated from University with a BS in Computer Systems Engineering. Before joining Codeup, Fernando worked as a Senior Web Developer at He values teaching because of its rewards of constant learning from his students and colleagues. Fernando specializes in PHP and Java.

El Fer

Fernando doesn’t have birthdays. Instead, he levels up. His sense of humor is his superpower. He really enjoys traveling around the globe and live music. He loves creating software solutions to help to solve people’s technical problems. His biggest dream is to swim in a pool full of Mexican Pozole.

Zach Gulde

Zach is a curriculum developer and instructor at Codeup. He has a background in computer science and furthered his knowledge in web development by working as a freelance web developer and building business critical infrastructure and automation systems for Codeup.

The Curriculum Guy

Zach is a lifelong computer tinkerer. Zach enjoys using code to solve puzzles, automating things with software, and playing with shiny new technologies. He also enjoys spending time with (in no particular order) his family and his guitar.

Justin Reich

Justin is a web developer and Codeup instructor. An experienced educator, prior to Codeup, Justin taught piano performance for eight years in San Antonio. In addition to learning new web technologies, Justin enjoys helping people overcome challenges encountered in the learning process.

Mr. Music

A native Texan, outside of development and teaching, Justin is a dedicated husband and stepfather, avid gamer, and music-making hobbyist. A self-professed nerd culture and food enthusiast, Justin's love for Star Wars is only matched by his voracious hunger for spicy food.