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About Me, David


Transforming your vision into digital reality, one line of code at a time.

Are you looking for a skilled full-stack developer who can build high-quality web and mobile apps that deliver long-lasting value to your business? Look no further! With expertise in technologies like Typescript, Ruby on Rails, Node.js, React Native, and Flutter, I specialize in building tailor made systems for small and medium-sized businesses. I am passionate about creating clean, sustainable code and designing architectures that stand the test of time. If you're looking for a developer who can help take your business to the next level with top-notch software solutions, you might be just right.

  • Frontend

  • Mobile Applications

  • Backend

  • Infrastructure / Cloud

  • Data Science


Solutions offered


I specialize in designing architectures that are individually adapted to the unique needs of each customer. By decoupling components and using best practices for maintainability and scalability, I ensure that your software solution is flexible, efficient, and adaptable to your changing business needs. With a focus on clean, sustainable code and tailored architectures, I help you achieve greater efficiency, reduce maintenance costs, and ensure that your software solution can grow with your business over time.


Solving complex technical challenges, such as optimizing performance, integrating with legacy systems, and managing large-scale data sets can be key. By taking a collaborative approach to problem solving, I work closely with clients to understand their needs and goals. With a focus on innovative strategies and out-of-the-box thinking, I help to find solutions that go far beyond the typical use cases, delivering results for your business. Whether you need to boost performance, or increase your competitive advantage, I'm here to help you overcome technical challenges and achieve your goals.


Looking to create a user-friendly and engaging digital experience for your customers? I offer expert guidance on designing and implementing effective user experience (UX) and interaction designs that not only look great, but also meet the needs and expectations of your users. Whether you're building a website, app, or other digital product, I can help you create a seamless, intuitive, and visually appealing user interface that enhances the overall user experience. Let me help you make sure that your interface not only meets but exceeds your users' expectations.

Clean Code

At every level, your software code is essential to the long-term success of your business. That's why I follow best practices such as SOLID, DRY, SRP, YAGNI, and more to ensure that your code is clean, maintainable, and scalable. By prioritizing clean code, I'm not just thinking about the present, but also about the future stability and maintenance of your software. With a focus on quality and sustainability, you can be confident that your software will continue to meet your needs over the long term.

Scrum & Agile

Irrespective of the work environment, be it agile or waterfall, my utmost priority is to deliver value and satisfaction to my customers. As a developer, I possess strong adaptability skills and can effectively collaborate in any team setting. My primary focus is always on achieving the best possible outcomes for your business, whether it requires embracing the flexibility and iterative approach of agile or adhering to a more structured waterfall methodology. With a firm commitment to open communication and continuous improvement I'm dedicated to helping you achieve your goals and foster business growth.


In addition to developing high-quality software, I also offer coaching and knowledge transfer services to help your team grow and succeed. Whether you're looking for advice on best practices in software development, guidance on new technologies, or support with other areas, I'm here to help. With a collaborative approach and personalized advice, I can provide your team with the skills and knowledge they need to thrive in a rapidly changing technological landscape. By partnering with me, you can gain valuable insights, expand your capabilities, and drive long-term success for your business.


Happy Clients


Successful Projects


Years of experience



Some of my projects


The online platform is a comprehensive resource for pet owners, veterinarians, trainers, and anyone with a passion for pets. It provides a vast collection of information about various pets, including their health, diet, training, and more. The platform is powered by a customized Ruby on Rails CMS system, which allows for easy navigation and intuitive user experience. With site views that range up to 165,000 per month, the platform has become a trusted destination for pet enthusiasts around the world. Whether one is looking to learn about a new pet, improve your pet's health and wellbeing, or connect with other pet owners and professionals, the platform has everything you need to succeed.

  • main technologies

    Typescript, Ruby on Rails, Docker, Alchemy CMS, PostgreSQL, Redis


The main product of the German software company is a cutting-edge technology that allows for fully customizable 3D and VR real estate tours. These tours are animated and render-optimized, and run seamlessly in a web browser using WebGL. With this technology, potential buyers can experience a property in a unique way, offering an immersive and engaging experience that helps them truly envision themselves in the space. Whether a real estate developer, agent, or marketer, the technology can help them stand out in a competitive market and attract more qualified leads. If they're looking to take their real estate business to the next level, incorporating this technology into their marketing strategy can be a game-changer.

  • main technologies

    Typescript, Angular, WebGL(Three.js), Krpano


This research company is specializing in the automotive sector, with partial ownership by the University of Technology Graz. It has track record of successfully delivering large-scale projects with funding in the seven-figure range, often in collaboration with external software development partners. Our project focus was on conducting innovative research that drives progress in the automotive industry. As a member of the team, I had the opportunity to work on cutting-edge projects that pushed the boundaries of thinking in this field. We were constantly exploring new ideas, technologies, and methodologies to create innovative solutions that would drive progress in the industry.

  • main technologies

    Typescript, React, WebGL, Neo4j




Working with this US-based startup that aimed to build a robust software ecosystem, comprising a mobile app, REST service, and web interface was a valuable experience. I joined the team during the early stages of development and played a crucial role in getting them started. Their unique approach involved building their delivery system, ensuring high standards and delivering a seamless development process. I was impressed by their technical expertise and deep understanding of the needs of their target market, which significantly influenced my approach as a developer. Working with them provided me with a valuable opportunity to learn about the latest software development practices and the importance of understanding end-users' needs.

  • main technologies

    Typescript, Ruby on Rails, React Native, React, Next.js, AWS, GraphQL, PostgreSQL


Working with this company on exciting projects that involved developing frontend and backend applications, designing architectures, and utilizing cloud infrastructure such as Salesforce and AWS was a great experience for me. As a global player and leader in its sector, the company provided me with valuable experience in building scalable and robust software solutions that met the highest industry standards. Throughout my time, I was impressed by the company's commitment to innovation and dedication to providing excellent solutions for their clients. Their emphasis on constantly improving and keeping up with the latest industry trends allowed me to learn and grow as a professional. It helped me to broaden my knowledge and skills in software development and expand my overall understanding of the industry.

  • main technologies

    Javascript, PHP, Node.js, Ruby on Rails, React, Docker, Python, Salesforce (Apex), Pascal, AWS, MariaDB, PostgreSQL, Oracle Database


During my tenure with this company in the sales and marketing sector, I gained valuable insights into the marketing world and honed my project management skills. My responsibilities included the development of both frontend and backend applications, as well as the management of infrastructure. At this company, we had a strong emphasis on creating custom marketing plugins, integrations, and interfaces to other marketing and sales tools to enhance our business operations. This allowed us to deliver more comprehensive solutions to our clients and improve their overall marketing effectiveness. My time at this company has equipped me with the necessary skills to provide high-quality marketing and sales solutions and continuously strive for excellence.

  • main technologies

    Javascript, PHP, React, Node.js, Python, Django, MariaDB, MongoDB

more projects and experience in my profile (PDF) on this link or on → freelancermap




Get In Touch


Radetzkystraße 10 8010 Graz, Austria