Where Ideas Meet Implementation

our mission

At AppSiduity, we are driven by a singular mission: to redefine the client-developer relationship in the digital world.
We understand the frustration and disillusionment that too often accompanies hiring freelance developers or engaging with small-scale development shops.
That's why we exist – to bridge the gap between visionary ideas and impeccable execution.
Our mission is to be the antidote to confusion, unmet expectations, and broken promises.
We are committed to fostering clear and open communication, aligning our strategies with your objectives, and delivering tangible, transformative results.
We recognize that every client is unique, and we celebrate the diversity of human thought.
By embracing these differences, we ensure that your ideas are not just understood but elevated to their full potential.
At AppSiduity, we firmly believe in the power of the human element.
We do not rely on AI to write code, as we are unwavering in our commitment to delivering programming services of the highest quality.
Our team of professional and experienced human engineers is dedicated to crafting technology solutions that work flawlessly.
AppSiduity is not just a development partner; we are the catalyst for your success story.
Our mission is to make every project a seamless journey from concept to reality, where innovation thrives, expectations are met, and trust is restored.
Welcome to a new era of development. Welcome to AppSiduity.

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Our Testimonials

Read real reviews about us, written by real people. We did not pay any of these people to say these nice things about us! (In fact, they are actually our clients, and paid us! How amazing is that?)

Our Services

We help individuals and businesses of all sizes and backgrounds achieve success in the digital age. It is part of our business ethos to overdeliver on everything, including communication

Web & Mobile App Development

By implementing proprietary strategies in our development approach, we aim to realize our customers' successful outcome, since we ourselves understand that online presence is the life-blood of all businesses operating in the digital age.

Custom Software Solutions

Tailored software development, both front-end and back-end, to meet the unique needs of your business. From enterprise-level applications, to specialized tools for individuals. Any language, any infrastructure.

eCommerce Development

Building and upgrading online stores, enhancing user experience, boosting conversion rates, and search engine optimization.

Quality Assurance and Testing

Comprehensive testing, auditing, reviewing, and quality control, to ensure software reliability and performance.

Design & Strategy Consultation

Helping innovators convey their ideas into a format that builders can execute on, and maximizing communication during the project planning process, and beyond.

Legacy System Modernization

Upgrading outdated systems to improve efficiency, security, and compliance.

Content Automation

Effortlessly scale your content production with AppSiduity's Content Automation solutions, utilizing AI-driven tools to ensure consistent, high-quality content for your brand.

OUR EXECUTIVE TEAM

Phil

Phillip Mrzyglocki

Chief Executive Officer

Phillip Mrzyglocki has been a startup executive for over a decade. He is a United States Navy veteran, and has worked in technology, energy, insurance, finance, entertainment, agriculture, and the non-profit sector. He is a sought-after teacher in both economics and game theory. He has provided strategic business consultation and taught fundraising systems to dozens of startup founders and executives, in a wide variety of industries and stages of growth. He has served as the Executive Director of the John McAfee Foundation since 2021, shortly after John McAfee’s death. He is the author of “UML Summarized: Key Concepts and Diagrams, for Software Engineers, Architects, and Designers,” published in 2023.
Alex

Alex Han

Chief Technology Officer

Alex Han is a seasoned Software Engineer, Architect, and Project Manager with over a decade of experience in the field. Alex's skills span a wide range of technologies, including blockchain (Solidity, Rust, Truffle), backend development (Ruby on Rails, Python, Node.js), frontend development (React.js, Angular, Vue.js), and various databases (MySQL, PostgreSQL, MongoDB). With a strong background in software development, Alex has contributed to open-source projects and enjoys working with cutting-edge technologies and overcoming challenging problems. Alex has personally been a mentor figure to over fifty other developers across the globe, and to this day continues to mentor junior engineers.

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