Hi, there! I am a freelance Senior Software Engineer with extensive experience in developing and integrating distributed backend systems in Java and Kotlin. My work focus...
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Hi, there! I am a freelance Senior Software Engineer with extensive experience in developing and integrating distributed backend systems in Java and Kotlin. My work focus...
See MoreI am an experienced .NET Developer specializing in ASP.NET MVC and Core, passionate about building user-friendly web applications with innovative solutions. I enjoy solvi...
See MoreSenior mobile developer based in Vienna, focused on Flutter, Android, and iOS applications. I have experience building and maintaining commercial mobile products, improvi...
See MoreI’m Thomas Känzig, a senior full-stack web developer based in Vienna, Austria. I design and build scalable web applications, focusing on frontend architecture with React,...
See MoreI'm an App Developer expert based in Vienna, Austria. I specialise in AWS, Bootstrap, and C#, and bring hands-on experience to every brief.
See MoreHi there! I'm Kushal Naliyadra, a results-driven Senior Flutter Developer based in Vienna. I specialize in building high-performance cross-platform mobile applications fo...
See MoreI am a software developer with a strong foundation in frontend and full-stack development, focusing on crafting innovative, user-centric applications that drive business ...
See MoreHi, I’m Andrii Horoshko, a senior mobile engineer based in Vienna with 8+ years of experience building native Android, iOS, Flutter, and React Native apps that ship to pr...
See MoreI´m a versatile student in game engineering and Computer Science in Austria
See MoreI am a Senior Full-Stack Developer focused on creating intuitive, responsive user interfaces using modern frontend frameworks like React. I thrive on delivering robust we...
See MoreI am a Masters student in Software Engineering at TU Wien, working as a Software Developer and Project Management.
See MoreI am a British programmer based in Austria with over four decades of experience building games, engines, and tools across Europe, working with Unity, Unreal, Renderware, ...
See MoreWe have over 14,500 App Developers who've worked in many different industries and cover various styles and skillsets.
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End-to-end build of a v1 product: front-end, back-end, and deployment.
Build your MVPShort engagement to clear a backlog of bugs and stabilise a release.
Stabilise your releaseAdd LLM-powered features to your product, copilots, semantic search, or summarisation.
Integrate AIReact Native or Flutter app for iOS and Android from your existing spec.
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Reviews
“Ritik has done a good job in developing and publishing mobile app and his production support after deployment is helping me to manage app better.”
Abhijeet @ Yoday
Jul 27, 2026
“We had a great experience working with Nitin Jha. He is a skilled Flutter Developer who quickly understood our requirements and delivered a high-quality, user-friendly mobile application on time. His professionalism, technical expertise, and responsiveness throughout the project were outstanding. We highly recommend Nitin...”
sapna @ jemini
Jul 26, 2026
“Mark Scicluna is a great developer. I confidently endorse Mark’s capabilities and character.”
Theodore @ Rhizomenet Pty. Ltd.
Jul 24, 2026
“*"Working with Piyush was a smooth experience. He delivered a clean, professional website on time and was responsive throughout the project. Highly recommended for anyone looking for quality web development services."*.”
shraddha @ swastik clinic
Jul 23, 2026
“Jaskaran singh built my website from start to finish, and the entire process was smooth and professional. He understood exactly what I needed, delivered on time, and the final result exceeded my expectations. The site looks clean, works flawlessly, and was exactly what my business needed. I highly recommend him to anyone...”
tirath @ tirath electronics
Jul 15, 2026
“Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...”
Julio @ Two Brothers Flooring, LLC
Jul 13, 2026

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ESTIMATED RANGE
€4,300 – €11,500
Full possible range for a mid-level App Developer over 2–4 weeks
Common questions answered before you post a project.
An App Developer designs, builds, and maintains applications for mobile devices and computers. Their responsibilities include:
Essentially, App Developers turn ideas into fully functioning software that meets user needs and business goals.
Exceptional App Developers possess a combination of technical and soft skills that make them stand out. Key qualities include:
These traits help exceptional developers deliver superior applications that meet user and business expectations.
Typical day rates for App Developers in Austria vary by experience level:
These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.
Recognizing the perfect App Developer begins with understanding your specific project needs. Look for the following:
By focusing on these factors, you can identify a developer who aligns with your vision and goals.
When interviewing an App Developer, consider asking the following questions:
These questions can help you gauge their expertise, problem-solving skills, and overall fit for your project.
Hiring an App Developer in Vienna involves a few key steps:
Following these steps will help you find the right App Developer to bring your project to life.
Choosing between a freelance App Developer and an agency involves understanding key differences:
Your choice should depend on your project scale, budget, and specific requirements.
A comprehensive project brief for an App Developer should include:
Including these elements will ensure that developers have a clear understanding of your expectations.
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