Hire an ExpertHow it WorksBlogFind WorkLog In

Hire expert App Developers in Vienna, Austria

Post a project and get matched with App Developers in Vienna, Austria. Matched in 24 hours. No agency fees.

1
Post your project
Takes 3 minutes
2
Meet your expert
Within 24 hours
3
Launch your project
Flexible payment options
+14k more App Developers on Twine
Teodor M.
App Developer
★★★★★ 5.0
Fabian S.
App Developer
★★★★★ 5.0
Mustafa C.
App Developer
★★★★★ 5.0

Trusted by 10,000+ companies of all sizes

Netflix logo
Amazon logo
Experian logo
Wix logo
Intuit logo
Avast logo

Available now

Meet the experts behind high growth companies.

Every App Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.

Available
App Developer

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 More
Available
App Developer

I 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 More
Available
App Developer

Senior mobile developer based in Vienna, focused on Flutter, Android, and iOS applications. I have experience building and maintaining commercial mobile products, improvi...

See More
Available
App Developer

I’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 More
Available
App Developer

Hi 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 More
Available
App Developer

Hi, 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 More
Available
App Developer

I 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 More
Available
App Developer

I 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 More

We have over 14,500 App Developers who've worked in many different industries and cover various styles and skillsets.

Start your search

What companies hire App Developers for

Projects that brands and startups post most often.

MVP build

End-to-end build of a v1 product: front-end, back-end, and deployment.

Build your MVP

AI feature integration

Add LLM-powered features to your product, copilots, semantic search, or summarisation.

Integrate AI

Mobile app

React Native or Flutter app for iOS and Android from your existing spec.

Build your app

Browse related App Developer roles in Vienna, Austria

Development specialisms and the cross-functional roles you'll often hire alongside.

Other creatives in your area

We've got more than App Developers in Vienna, Austria

or widen your search to App Developers in Austria

Reviews

Trusted by companies around the world

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

5 star reviews

Clients Rate Twine App Developers 4.97 / 5.0

on average across 917 reviews

How it works

  1. 1

    Post your project

    3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.

  2. 2

    Meet your expert

    Within 24 hours, you'll see a shortlist of vetted App Developers matched to your project.

  3. 3

    Launch your project

    Flexible payments on your terms, bill experts directly or use the Twine vault for added security.

How pricing works on Twine

Transparent rates, no hidden markup, and a payment path for every need.

The quote is the number.Nothing added on top.

Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.

No hidden markup

Pay direct.0% commission.

Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.

0% off-platform payments

Pay via Vault.Your money is protected.

Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.

10% up to $10k · 5% over $10k

Estimate your budget

Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.

Your project

Mid-level (3–5 yrs)
2–4 weeks

Estimates only. Actual budget is set by you and agreed with your expert before any work begins.

ESTIMATED RANGE

€4,300 €11,500

How we got here

  • Mid-level day rate: ~€430–€580/day
  • 2–4 weeks = 10–20 working days
  • Range: €4,300–€11,500

Twine vs. the alternatives

Frequently asked questions

Common questions answered before you post a project.

An App Developer designs, builds, and maintains applications for mobile devices and computers. Their responsibilities include:

  • Understanding and translating user requirements into functional applications.
  • Writing clean, scalable code using various programming languages and tools.
  • Testing and debugging applications to ensure optimal performance.
  • Collaborating with designers and other stakeholders to create a seamless user experience.
  • Staying updated with the latest industry trends and technologies.

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:

  • Strong problem-solving abilities to tackle complex issues effectively.
  • Creativity to innovate and enhance user experience.
  • Excellent communication skills for clear collaboration with teams and clients.
  • Attention to detail to ensure high-quality deliverables.
  • Adaptability to learn new technologies and methodologies quickly.

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:

  • Junior: 310 - 420 EUR
  • Mid-level: 430 - 580 EUR
  • Senior: 535 - 725 EUR
  • Expert: 665 - 900+ EUR

These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.

Estimate your cost using our calculator →

Recognizing the perfect App Developer begins with understanding your specific project needs. Look for the following:

  • Relevant experience in your industry or with similar projects.
  • A strong portfolio showcasing previous work and successful outcomes.
  • Positive reviews or testimonials from past clients.
  • Effective communication skills and a collaborative mindset.
  • Technical proficiency in the programming languages and tools required for your project.

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:

  • Can you describe your experience with similar projects?
  • What programming languages are you most proficient in?
  • How do you approach debugging and testing your applications?
  • Can you provide examples of how you’ve collaborated with other team members?
  • What is your approach to staying updated with new technologies?

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:

  • Define your project requirements clearly, including the scope, timeline, and budget.
  • Utilize platforms like Twine to search for qualified professionals.
  • Review portfolios and past work to assess their skills and style.
  • Interview candidates to gauge their communication skills and technical expertise.
  • Check references or reviews to ensure reliability and performance.

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:

  • Freelancers often offer lower costs and more flexibility in terms of hours worked.
  • Agencies provide a broader range of services and a team with diverse skills.
  • Freelancers may require more hands-on management, while agencies typically have structured processes.
  • Agencies can handle larger projects and provide ongoing support more easily.
  • Freelancers may offer a more personalized service, while agencies can leverage collective expertise.

Your choice should depend on your project scale, budget, and specific requirements.

A comprehensive project brief for an App Developer should include:

  • Project overview: A clear description of the app's purpose and target audience.
  • Scope of work: Detailed tasks, deliverables, and timeline.
  • Technical requirements: Specific programming languages, platforms, and tools needed.
  • Budget: An outlined budget range for transparency.
  • Communication expectations: Preferred methods and frequency of updates.

Including these elements will ensure that developers have a clear understanding of your expectations.

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted App Developers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance App Developers, making it easy to find the perfect creative professional for your project.

Ready to hire your next App Developer?

Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.

Browse experts