Technology generalists, innovation specialists
Our Leadership
Making it safe to innovate
Tony Karrer
Founder & CEO

Tony has twenty-five years experience leading software development teams on systems that range from radar software to data-mining solutions. He has been the fractional CTO and technical advisor to more than 40 startups. Tony held an Assistant Professor of Computer Science position at Loyola Marymount University for ten years where he created an award winning multimedia minor. He has a wide-ranging technical background including AI/machine learning, big data, eLearning, performance support tools, and metrics/analytics. His work has won awards and has led him into engagements at many Fortune 500 companies including Credit Suisse, Royal Bank of Canada, Citibank, Lexus, PacifiCare, IBM, Hewlett-Packard, Sun Microsystems, Fidelity Investments, Symbol Technologies and SHL Systemhouse. Tony was valedictorian at Loyola Marymount University, where he earned his B.S. in Computer Science, and attended the University of Southern California as a Tau Beta Pi fellow, one of the top 30 engineers in the nation, and received a M.S. and Ph.D. in Computer Science. Dr. Karrer is a frequent speaker at both industry and academic events.

Dina Froemke
President & COO

Dina has over thirty years of professional experience in business and law. She has managed large groups of technology professionals in the software development arena for several companies, and has been with TechEmpower for over twenty years. Dina also has an extensive background in finance, including managing a multi-billion dollar Fortune 500 company’s budget and forecast process, and helping a rapidly growing Internet and e-commerce professional services company through their IPO process as their Director of Finance. Dina has also successfully managed multi-billion dollar Web development projects requiring coordination among offices in 35 countries and implementation in 18 different languages. As an attorney, Dina applies her legal training to writing corporate contracts, reviewing confidentiality agreements, protecting Intellectual Property rights, and managing all of TechEmpower’s statements of work. She is also responsible for running all the operations of the company, including management of all projects and project teams. Regardless of economic climate or the demands of the day, Dina never wavers from treating her employees with respect and encouraging the open-door policy and fun-loving culture that in no small way accounts for the exceptionally low turnover rate in the company. She’s particularly proud of her staff of highly talented, energetic and efficient scientists who treat each other with the same level of respect that Dina instills in the office. Dina has been educated at UCLA, the College of Notre Dame, and the University of Colorado, and earned degrees in Finance, Economics and Law.

Our Directors
We’re software architects, project leads, and AI specialists.
Fractional CTO/VPE
Director of Infrastructure
Hi! I’m Alan Laser, software architect and Fractional CTO/VPE at TechEmpower. My 20 years in tech have prepared me to handle software challenges across the entire Software Development Life Cycle (SDLC). I manage projects, design and develop software, and work with clients to understand their needs.
I also lead teams on our Technical Review service, where we spotlight and address challenges within your development environment
It’s my job to make your idea into quality software. No matter what stage your company is at, I’m committed to making it safe for you to innovate. Do you have an idea for an AI app? Click below to schedule a time to talk!
Nate Brady
Fractional CTO/VPE
Senior Systems Architect
Hello! I’m Nate, a Fractional CTO/VPE at TechEmpower. I lead technical teams to develop and scale cutting-edge software.
My mission is to ensure that your technology aligns with your business goals. That means leading from the boardroom and the trenches alike. My 10+ years of hands-on development experience have given me the insight to demystify tech jargon for founders – and business jargon for developers.
In the open-source world, I’m proud to maintain the TechEmpower Framework Benchmarks, the industry-standard performance ratings for web server frameworks. Let’s innovate together. Book a 15-minute meeting!
Fractional CTO/VPE
Director of Engineering
Greetings, Mike here! As TechEmpower’s Director of Engineering, I provide the leadership that keeps our technical team pushing boundaries. It’s my job to keep us ahead of industry standards.
In my 17+ years at TechEmpower, I’ve directed engineering teams on multimillion-dollar projects, served as a fractional CTO, served as the principal engineer at the core of our tech strategy, and led and mentored teams of all sizes.
To succeed in tech, you need to ABL – always be learning. That’s why I’m currently pursuing a graduate degree in computer science. My aim is to create a culture of continuous learning and improvement.
Fractional CTO/VPE
Senior Systems Architect
Hello there! I’m Ariana Aguirre, Sr. Systems Architect and employee development leader at TechEmpower. Engineering excellence and nurturing growth are my twin passions.
My tech experience includes hands-on programming across the stack, from infrastructure-as-code all the way to the front end. I’ve also led internal and external development teams on web applications serving millions of users.
Away from the keyboard, I help guide our team members’ career journeys. Our goal is to ensure that everyone at TE has skills, confidence, and opportunity to be top-tier developers.
Ready to go global? Let’s connect and scale your success.
Our Team

Our TechEmpower team includes twenty-five US-based engineers, each with expertise in web and mobile development, AI, Java, Python, big data, and cloud infrastructure. Their enthusiasm for technology drives them to excel at innovative problem-solving. With diverse backgrounds ranging from computer science to professional poker, our engineers bring a unique perspective to every project, fueling innovation and ensuring the production of fast, top-quality code. Their unique blend of skills and experiences enables them to tackle complex challenges and drive success for our clients.