Available
I'm Jerry Walton, a Principal Mobile Software Engineer with 30 years of experience designing scalable mobile systems. I specialize in React Native architecture, native mo...
See MorePost a project and get matched with Xamarin experts in the United States. Matched in 24 hours. No agency fees.
Trusted by 10,000+ companies of all sizes
Available now
Every App Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.
I'm Jerry Walton, a Principal Mobile Software Engineer with 30 years of experience designing scalable mobile systems. I specialize in React Native architecture, native mo...
See More[>] C# engineer with 9 years of professional experience working directly within the .NET/Core environment including extensive focused work in relation to games and game e...
See MoreI am an ambitious and driven software developer, with a proven ability to solve complex problems and drive efficiencies for organizations. Despite my lack of professional...
See More
Solution Thinker is a recognized and respected IT solutions company, We are comprised of highly experienced computer programmers and software developers that provide a la...
See More
Software Developer with 5+ years of experience building C#/.NET web applications, REST/API integrations, and cloud-based solutions. Skilled in multi-tenant SaaS developme...
See More
I'm a software engineer and technical leader with extensive experience building scalable health-tech and enterprise software. I enjoy architecting cloud-native microservi...
See More
I'm Tim Belvin, a mobile app developer with 15+ years of experience building enterprise-grade mobile solutions from MVP to scale. I specialize in cross-platform developme...
See MoreMobile developer with over 3 years of consulting experience and 4 years in hands-on mobile development. I’m passionate about enhancing mobile applications through bug fix...
See More
Hi, I’m Dustin Nguyen, a results-oriented Full Stack Developer focused on building scalable web and mobile applications. I specialize in React, TypeScript, JavaScript, C#...
See More
Principal .NET Software Engineer with over 13 years of experience in enterprise software engineering, delivering on-premises and cloud-native solutions across monolith, S...
See MoreHello! I'm Steven Otto Stansbury, a Principal Software Engineer with over 35 years of experience leading large-scale, high-performance projects across diverse sectors. I ...
See MoreI'm an experienced App Developer based in Kansas City, United States. I specialise in .NET, ASP.NET, and AWS and enjoy helping teams turn ideas into polished work.
See MoreWe have over 14,500 App Developers who've worked in many different industries and cover various styles and skillsets.
Start your searchProjects that brands and startups post most often.
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.
Build your appSee which of Twine's top rated App Developers are near you
Or widen your search to global Xamarin App Developers
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
Clients Rate Twine Xamarin App Developers 4.97 / 5.0
on average across 917917 reviews
3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.
Within 24 hours, you'll see a shortlist of vetted App Developers matched to your project.
Flexible payments on your terms, bill experts directly or use the Twine vault for added security.
Transparent rates, no hidden markup, and a payment path for every need.
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.
Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.
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.
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.
Estimates only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
$5,500 – $15,000
Full possible range for a mid-level App Developer over 2–4 weeks
Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.
