about us
Founded in 2021 by
passionate experts
At Square 21, we specialise in crafting innovative digital solutions, from web and mobile applications to custom software and backend systems. Our team of expert developers, designers, and engineers is dedicated to building scalable, high-performance products tailored to your business needs. Whether it's startups, enterprises, or creative projects, we bring ideas to life with cutting-edge technology and seamless user experiences.
Our company's history starts in 2021, when we were founded Square21 as an independent software development company.
On this journey, we have been able to quickly adapt fundamental technological developments and successfully apply them to pioneering digital solutions for our customers.
why work with us
1
Integrity
2
Innovation
3
User-centric design
4
Continuous improvement
Our mission is to empower businesses with innovative, high-performance web solutions that drive growth and enhance digital experiences. Through cutting-edge technology, user-focused design, and seamless functionality, we help our clients build impactful online presences that stand out in a competitive digital landscape.
Adam Farkas
CEO, Co-Founder
Adam oversees the strategic direction, operations, and growth of Square 21. He ensures that every project aligns with the company’s vision and delivers maximum value to clients.
With extensive experience in IT management and business development, Adam brings a strong leadership foundation to the team, driving efficiency and clarity across all areas of the company.
Daniel Repka
CTO, Co-Founder
Daniel manages Square 21’s most complex fintech projects, ensuring high-quality delivery and technical excellence across all financial platforms.
With a background in software engineering and deep expertise in the fintech space, Daniel has successfully guided the development of secure, scalable financial solutions for high-impact clients.
Gabor Susztak
CTO, Co-Founder
Gabor works with the development team to define and enforce company-wide coding standards, best practices, and the technical toolset used at Square 21.
With expertise in modern web technologies and development infrastructure, Gabor is the technical backbone of the company, optimizing workflows and mentoring engineers.
success stories
proud of
2024
Strategic Growth & Industry Expansion
In just a few short years, we’ve grown by over 50% annually—welcoming new team members, expanding our client base, and taking on increasingly complex projects in both fintech and medtech.
2023
AI Summit Bootcamp Winners
Our team took first place at the AI Summit Bootcamp, showcasing our ability to apply artificial intelligence to real-world challenges with creativity, speed, and technical excellence.
Breaking Into MedTech
We successfully entered the medtech space, delivering high-quality, secure applications that meet strict healthcare standards and bring real value to patients and providers.
AI-Driven Product Development
We’ve integrated AI capabilities into our solutions, building intelligent features such as smart recommendations, predictive analytics, and automated workflows. These innovations have enhanced the performance and user experience of both fintech and medtech platforms.
2022
FinTech Tender Win & Project Launch
Shortly after founding Square 21, we won a major fintech tender—thanks to our team’s deep industry knowledge and technical credibility. This marked the beginning of a long-term, high-impact collaboration.
Team and Project Growth
With more projects and talent onboard, we’ve continued to scale responsibly while maintaining our standards in delivery, security, and innovation.
2021
Company Founded
Square 21 was born with the mission to bring secure, scalable, and industry-specific digital solutions to life. From the beginning, we’ve focused on combining business insight with top-tier engineering.
testimonials
"First of all, Square21 obviously has a team of highly skilled professionals. Besides, their approach is very flexible, very agile. They are focus and make an effort to really understand InterChange's needs."
Isi Schnitzer
Advisor at InterChange
"I’ve worked with several development teams before, and the team at Square21 was definitely one of the best. They are well-prepared, continuously improving, proactive, and flexible. On top of that, they are great individuals on a personal level as well, which plays a key role in ensuring that even under tight deadlines, projects can be delivered smoothly and successfully."
Ferenc Tobákos
Digital Product Director at TritonLife
"I have worked with Daniel and Adam for many years as CTO for PrimeTradingFund, a Dutch hedge fund. They had a high work ethos, were always ready to improve, handled deadlines well, and added significant value to our fund."
Michael Van Es
Founder of PrimeTrading Fund
contact
hello@square21.tech