Sabina Bharwani


Sabina was previously the Managing Director of Innovation & EdTech at Teach For America and has experience at the school, network, and district level in K12 education. She has taught elementary and middle school math at a high performing magnet school in New York, coached teachers on pedagogical and curricular practices across various STEM subjects, and managed national partnerships with EdTech companies. Sabina holds an M.P.P. from Harvard University, an M.S. in Education & Development from the Relay Graduate School of Education, and a B.S. in Mathematics from Rice University.

Reed Coke

Principal Learning Architect

Reed Coke oversees the student learning experience in its entirety and works to ensure continuity within our seven tracks and connectivity between tracks. His background is in artificial intelligence and machine learning and he is an independent consultant with professional AI experience at, Pricewaterhouse Coopers, and several startups, as well as the head of machine learning for He has an M.A. in Computer Science from the University of Michigan and a B.A. in Computer Science and Linguistics from Swarthmore College. His three passions are education, language, and computing, making Hello World the perfect fit!

Katherine Wilson

Instructional Leadership & Family Engagement

Kat is a graduate research assistant in Educational Psychology at UT Austin. She is interested in measures of mindset, motivation, and self-control as they are applied to classroom instructional models and educational technology. Through an Americorps Teaching Fellowship, Kat taught students with autism at a public school in the Bronx, and then taught English Language Arts at a bilingual KIPP charter school in Austin. Kat holds an M.S. in Education from Pace University and a B.A. in Philosophy and Business Administration from the University of Notre Dame.

Ashley Smith

Software Engineer

Ashley is a software engineer at vAuto and oversees our Web Development instructional team and curirculum. She was previously a graphic designer for three years before discovering her knack for coding. She is passionate about helping others learn to code as it has made a huge positive impact in her life, and she enjoys seeing budding engineers light up and thrive in computer science fields. She has been a part of Hello World's core team since its inception and looks forward to continuing to build relevant and exciting software engineering courses for students.

Alex Hearn

Software Engineer

Alex is a software engineer who currently works at RunTitle, a startup in Austin. Before getting involved with startups, he worked at Amazon as an engineer on the Pricing team, and was responsible for building and maintaining the software that priced most items on the retail site. He received his B.S. in Computer Science from Indiana University, where he researched the design and implementation of programming languages, with particular emphasis on compiler optimizations for functional programming languages.

Nichole Bennett

Lead Design Engineer

Nichole is fluent in many programming languages and leads our artificial intelligence and machine learning curriculum and instruction. She holds an M.A. in Ecology, Evolution, and Behavior from The University of Texas and a B.S. in Biological Sciences from Clemson University. She was previously a climate change biologist, researching butterflies to determine which species will need the most conservation attention. In her free time, she performs improv comedy at theaters around town. She is also passionate about science communication and hosts a podcast on the topic (Wavelength) and teaches improvisation to scientists to improve their communication skills.

Jordan Overmyer

Game Engineer

Jordan is an independent game developer currently working on games for mobile platforms. He has over three years of Unity experience and has developed and published four games as an independent developer. Previously, he spent four years working in video game QA as both a tester and QA Lead, and has credits in over a dozen games across various platforms. Before entering the gaming industry, he recieved a BS in Information Technology from IUPUI in Indianapolis.

Ashley Ragan

Program Operations & Communications

Ashley is currently a Master's student at Texas State University pursuing her MA in Communications with a focus in New Media. She hold a B.A. in English from the University of Connecticut and has experience in both the education sector as well as media publication. Ashley’s education experience involves support teaching elementary through middle school students where she implemented state standard aligned lesson plans and provided individualized learning opportunities. Ashley was the Community Content Producer at Gatehouse Media where she was an editor for various news outlets publications.

Ethan Caraway

Game Engineer

Ethan is an independent game developer and the founder of Flight Paper Studio, a game development studio. He has over four years of experience using Unity and other game engines for over a dozen different games and projects. He recently spent two years using his programming and design skills to work with a biomedical research center to create gamified applications for body image and nutrition research. Ethan has also worked as a mentor to teach programming, game development, and game design to high school and college students. Ethan holds a B.S. in Computer Science from Louisiana State University.

Alexander Olden

Data Scientist

Alexander is a data scientist who has a healthy obsession with public-oriented work. He previously taught at a KIPP school and now leverages his teaching and curriculum experience to help students learn data science at Hello World. He also works for an educational firm, using data science to assess and improve student outcomes. Alexander holds an M.S. in Applied Statistics and a B.A. in English, both from Villanova University.

Amelia Crank

Software Engineer

Amelia Crank has a background in education, computer science, and data analysis. She grew up in Texas, but spent college in Nashville and stayed there several years teaching elementary school before coming back to the Lone Star State. In Austin, she took General Assembly's Data Science Immersive course and her love of Python grew from there. Amelia is also fluent in various programming languages, including Java, HTML/CSS, and JavaScript. She was thrilled to find Hello World where her two passions of elementary education and programming merge!

Mohini Tellakat

Software Engineer

Mohini has a professional background in data science and web development. She holds a B.A in Computer Science and Cognitive Science from Northwestern University where she specialized in AI and game development. She first worked for Boeing as a software engineer, and then came to Austin to pursue her doctorate degree in social psychology. In her research, Mohini uses Python and various statistical software packages to answer questions about social psychology using computational methods in language analysis. Mohini is passionate about understanding complex social environments, sharing the cool things she learns, and sparking curiosity in others.

Molly Ybarra


Molly leads communications and information management for Hello World and aims to make every student and family's experience seamless, enjoyable, and rigorous. Molly has a B.S. in Commerce from the University of Virginia. Before Hello World, Molly was a high school mathematics teacher and then an Instructional Coach to K-12 teachers.

Sarah Betack

Software Engineer

Sarah is a software engineer at The Helper Bees. Previously, she spent four years in the classroom tricking high schoolers into realizing that math is cool. Driven by her thirst for problem solving and love of mathematics, she decided to take the plunge into the software world. Sarah builds the software engineering curriculum for Hello World and is an instructor for high school students. Sarah holds a B.S. in Mathematics and a B.A. in Secondary Education from Vanderbilt University.