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Mobile applications have become essential tools for businesses across industries, driving engagement and streamlining operations. The global mobile app market is expected to skyrocket, growing at a compound annual growth rate (CAGR) of 14.5% from USD 330.61 billion in 2025 to USD 1,103.48 billion by 2034, driven by the ever-growing demand for user-friendly, efficient, and innovative applications. As businesses seek to meet this demand, the importance of cross-platform development has surged, offering solutions that streamline the development process without compromising on user experience.
Among the many frameworks available, Xamarin holds a 62% share of the mobile app development market. Originally launched in 2011 and later acquired by Microsoft, Xamarin allows developers to create native Android, iOS, and Windows applications using a single codebase. This not only reduces the time and effort required to build apps but also ensures consistency across different platforms, making it a go-to choice for companies that want to reach a broad audience with minimal resources.
Xamarin’s strength lies in its ability to reuse up to 90% of code across platforms, significantly speeding up development while maintaining the quality and functionality of native apps. Its integration with Microsoft’s Visual Studio also means developers have access to a comprehensive suite of tools, making it easier to build, test, and deploy applications. This framework’s popularity continues to grow as businesses increasingly prioritize efficiency and scalability in their digital strategies.
Xamarin integrates seamlessly with Microsoft’s development ecosystem, giving developers access to powerful tools for building, testing, and deploying mobile apps.
This combination of market growth and the efficiency provided by Xamarin highlights why investing in skilled Xamarin developers is a smart move for businesses looking to stay competitive in the app-driven world. This article covers companies that will help you hire skilled Xamarin developers for your projects, selected based on their technical expertise, project portfolio, client feedback, and ability to deliver scalable cross-platform solutions.
Top 4 Agencies:
Website: www.devsdata.com
Company size: ~60 employees
Founding year: 2016
Headquarters: Brooklyn, NY, and Warsaw, Poland
DevsData LLC is a software development company specializing in Xamarin solutions. With over nine years in the industry, the company has built a strong reputation for delivering scalable and high-performing mobile applications. Its team includes developers with more than 10 years of experience in Xamarin development, ensuring deep technical expertise in cross-platform app solutions. DevsData LLC has successfully completed over 100 projects, serving more than 80 clients worldwide, from high-growth startups to established corporations.
The company stands out for its team of google-level US-based specialists, allowing it to tackle complex projects with precision. DevsData LLC has worked with businesses across various industries, including finance, healthcare, and eCommerce, offering tailored Xamarin solutions that meet specific business needs, such as creating cross-platform mobile apps with offline functionality for field teams, or integrating Xamarin apps with IoT devices to support real-time monitoring. With experience serving global clients from the US, Israel, and beyond, the company provides scalable and secure mobile applications designed for performance and reliability.
Recently, DevsData LLC partnered with Orange Charger, a rapidly expanding startup from San Francisco, to build a sophisticated EV charger management platform. Their team developed efficient solutions for handling charger reservations, user accounts, and payment processing. With a strong focus on backend development, they ensured the platform remained scalable and reliable, even during peak usage. Additionally, they incorporated features designed to optimize user experience and improve operational efficiency, demonstrating their ability to create customized solutions for complex, real-time applications.
Beyond Xamarin development, DevsData LLC has expertise in Big Data and Machine Learning, enabling it to integrate advanced analytics and AI-driven features into mobile applications. The company maintains a strong industry presence with a 5/5 rating on Clutch and GoodFirms, reflecting its commitment to quality and client satisfaction. Whether for startups or large enterprises, DevsData LLC delivers custom Xamarin solutions backed by years of experience and a highly skilled engineering team.
In addition to software development, DevsData LLC also provides Xamarin recruitment services. With access to a database of 65000 candidates, DevsData LLC utilizes its government-approved recruitment license to offer customized hiring solutions. The company follows a success-fee model, allowing clients to hire with confidence while benefiting from a guarantee period. Its thorough recruitment process includes a 90-minute problem-solving assessment, ensuring that only highly skilled professionals with strong communication abilities are selected.
Key highlights:
To connect with DevsData LLC, email them at general@devsdata.com or visit their website at www.devsdata.com.
Do you have IT outsourcing needs?
Website: www.aloa.co
Company size: ~20 employees
Founding year: 2017
Headquarters: Miami, Florida
Aloa provides web and mobile app development services, including Xamarin-based solutions, with a focus on long-term developer commitment and structured project oversight. The company carefully selects its developers through technical assessments and background verification, ensuring they have the necessary skills and experience. Unlike platforms that rely on freelancers or part-time contractors, Aloa hires only full-time developers, offering businesses a stable and committed workforce. This approach makes them a strong choice for companies looking to fill full-time Xamarin development positions with professionals who can contribute to long-term projects.
Clients benefit from a structured project management system, with dedicated project managers overseeing development from start to finish. Aloa also provides access to project management tools, allowing clients to monitor progress in real-time. By prioritizing full-time staffing and well-qualified developers, Aloa offers a dependable solution for businesses building and maintaining Xamarin applications.
Key highlights:
Website: www.rishabhsoft.com
Company size: ~1200 employees
Founding year: 1999
Headquarters: Vadodara, India
Rishabh Software has been providing software development services since 1999, delivering scalable technology solutions to businesses worldwide. Headquartered in India with delivery centers in the UK and the US, the company has completed over 1000 projects across 25 countries. Their expertise lies in developing cross-platform applications that seamlessly integrate with IoT and Cloud technologies, catering to businesses that require robust and future-ready mobile solutions.
With a team of over 600 developers, Rishabh Software is well-suited for mid-sized businesses looking for a balance between cost efficiency and technical expertise. Their ability to integrate third-party SDKs and libraries enables businesses to extend functionality without building from scratch. Additionally, their focus on intuitive UI/UX and the use of .NET frameworks ensure high-quality, native-like app experiences, making them a strong partner for companies needing scalable and user-friendly mobile applications.
Key highlights:
Website:: www.folio3.com
Company size: ~1000 employees
Founding year: 2005
Headquarters: San Mateo, California
Folio3 Software, founded in 2005, is a US-based software development company known for its global presence and ability to deliver high-quality solutions. With offices in seven countries, Folio3 Software has successfully completed over 5000 projects for more than 1000 clients. The company has garnered recognition for its consistent performance. Folio3’s expertise spans a wide range of technologies, but their dedicated pool of Xamarin developers excels at building cross-platform, feature-rich applications tailored to meet diverse business needs.
The company’s streamlined development process is particularly suited for fast-paced projects. Folio3’s efficient project delivery enables them to provide clients with a working prototype within just eight weeks. This quick turnaround time makes Folio3 an ideal partner for businesses looking to accelerate their time-to-market without compromising on quality. Whether developing enterprise applications or mobile solutions, Folio3’s team ensures timely delivery with a focus on precision.
Key highlights:
After reviewing our top 4, let’s also overview the remaining companies that provide comprehensive Xamarin development services.
Do you have IT outsourcing needs?
Website: www.belitsoft.com
Company size: ~170 employees
Founding year: 2004
Headquarters: Warsaw, Poland
Belitsoft is a software development company with over 170 developers, specializing in a wide range of services, including Xamarin development. Established in 2004, Belitsoft serves clients across 11 different countries and has completed over 200 projects.
Belitsoft employs over 50 Xamarin developers with a minimum of four years of experience, capable of building cross-platform applications for Android, iOS, macOS, and Universal Windows Platform (UWP). The company’s developers are proficient in using key Xamarin technologies such as Xamarin.Forms, Xamarin.Android, and Xamarin.iOS. In addition to their Xamarin expertise, Belitsoft offers services ranging from web development to IoT, wearable apps, and maintenance. Their teams are well-versed in various development environments, including Visual Studio, Rider, Android Studio, and Xcode.
Belitsoft provides software development solutions across multiple industries, including healthcare, eLearning, eCommerce, and artificial intelligence. Their developers work with a broad tech stack, covering .NET, Java, and PHP, making them a versatile partner for complex projects.
Key highlights:
Website: www.nvisionitgroup.com
Company size: ~50 employees
Founding year: 2000
Headquarters: Woodmead, South Africa
nVisionIT is a South African company specializing in mobile app development, offering solutions that seamlessly integrate with enterprise systems. Their expertise encompasses native Android and iOS applications, as well as cross-platform development using Xamarin Native. By leveraging Xamarin, they provide the benefits of accelerated development, simplified maintenance, and cost efficiency through a single codebase that delivers native performance across platforms.
Their development approach is iterative, allowing for early and frequent testing to ensure that the chosen technology aligns with client requirements, budget, and timelines. This methodology enables nVisionIT to adapt strategies as the project evolves, ensuring optimal outcomes for their clients.
Key highlights:
Website: softteco.com
Company size: ~490 employees
Founding year: 2008
Headquarters: Kaunas, Lithuania
SoftTeco specializes in delivering high-performing cross-platform applications using Xamarin, providing near-native user experiences while optimizing development costs. Their comprehensive services encompass full-cycle app development, from initial requirements gathering and project analysis to design, development, and post-launch support, ensuring applications function seamlessly.
In addition to development, SoftTeco offers consulting services to guide businesses through the cross-platform app development process, helping them reduce time-to-market, optimize app performance, and lower development costs. They also provide app optimization services to enhance performance and usability, as well as ongoing support and maintenance to address any issues or bugs post-launch.
Key highlights:
Website: siblingssoftware.com.ar
Company size: ~15 employees
Founding year: 2018
Headquarters: Córdoba, Argentina
Siblings Software specializes in staff augmentation services, helping clients across North America, Latin America, Europe, and the UK by providing skilled Xamarin developers. Their team integrates seamlessly with client teams, working as an extension of the internal workforce. The company streamlines the process of hiring Xamarin developers, ensuring that clients can quickly find the right talent for their project needs.
Siblings Software ensures effective onboarding and communication, enabling smooth collaboration between their developers and client teams. The company is focused on delivering high-quality Xamarin app development services, leveraging the power of Xamarin and C# to create robust cross-platform applications.
Key highlights:
Do you have IT outsourcing needs?
Website: www.thecodevision.com
Company size: ~50 employees
Founding year: 2018
Headquarters: Ahmedabad, India
Codevision Technologies specializes in creating seamless cross-platform Xamarin apps that operate smoothly across Android and iOS. Their capabilities extend to utilizing a variety of Xamarin features, including user signatures, parallel scrolling views, auto-complete controls, and business card scanning functionality, enabling smoother user interactions, streamlined data entry, and greater efficiency for business applications. The company also provides custom-built platforms designed to meet specific client needs, and their use of Xamarin.Forms streamlines the development of cross-platform mobile and desktop applications.
For enterprises in search of comprehensive Xamarin services, Codevision Technologies offers end-to-end solutions with a focus on B2B, B2C, and B2E data integration. Their team handles projects from inception to completion, ensuring efficiency and quality throughout.
Key highlights:
Website: 4geeks.io
Company size: ~10 employees
Founding year: 2016
Headquarters: San Jose, Costa Rica
4Geeks is a nearshore outsourcing firm specializing in Xamarin development, providing custom software solutions for a variety of businesses, from startups to Fortune 500 companies. Their in-house Xamarin engineering team focuses on delivering high-quality, cross-platform applications tailored to meet specific client needs.
Operating from Latin America, 4Geeks enhances communication and project efficiency through real-time collaboration with US-based clients, offering a seamless experience thanks to shared cultural backgrounds and time zones. Their services provide cost-effective solutions, with significant savings in operating costs right from the start.
Key highlights:
Website: www.w2ssolutions.com
Company size: ~130 employees
Founding year: 2010
Headquarters: Austin, Texas
W2S Solutions is an Indian-origin technology company with a global presence, including offices in the UAE, Greece, Canada, the UK, and the US. With over 20 years of industry experience, W2S Solutions boasts more than a decade of expertise in Xamarin development, specializing in building web and mobile apps for diverse sectors, such as education, insurance, aerospace, healthcare, and automotive.
Their team consists of skilled Xamarin developers who are proficient in creating enterprise-grade cloud apps and platforms using Xamarin frameworks. Additionally, W2S Solutions excels in integrating existing Xamarin apps with databases like SQLite, Firestore, and Realm, ensuring smooth, scalable solutions for businesses. W2S Solutions’ services extend beyond app development, offering expertise in data analytics, cloud deployment, and IoT/ML solutions, enabling clients to optimize business processes and drive growth.
Key highlights:
Website: www.inapp.com
Company size: ~450 employees
Founding year: 2000
Headquarters: Palo Alto, California
InApp’s team consists of 400+ highly qualified Xamarin developers with advanced degrees in software engineering. Their developers specialize in building cross-platform applications for iOS, Android, and macOS, using .NET and C# in Visual Studio, along with Xamarin.Forms. InApp’s services include Xamarin-based native app development, as well as migration services for companies looking to transition their existing solutions to Xamarin for improved performance and user experience.
With a focus on enhancing UI/UX, InApp also excels in desktop application development, making them an ideal partner for businesses that prioritize user-centric design. In addition, they provide a range of other technologies, including cloud computing, AI, blockchain, and IoT solutions.
Key highlights:
In today’s competitive software environment, having specialized knowledge in Xamarin development is crucial for businesses seeking to build scalable, high-performance cross-platform mobile applications. Focusing on the core technical aspects of Xamarin app development enables organizations to streamline their processes, reduce costs, and enhance user experiences across iOS, Android, and more.
The mobile app market continues to grow rapidly, fueled by rising demand for efficient, user-friendly, and innovative applications.
DevsData LLC stands out as an exceptional choice for Xamarin development services, leveraging over eight years of expertise in the software industry. The company has earned a reputation for delivering tailored solutions that address the specific needs of diverse enterprises. With a team that includes seasoned developers from the US, DevsData LLC draws on varied perspectives and technical skills to deliver scalable cross-platform apps, optimized backend systems, and advanced features such as data analytics and AI integration.
By collaborating with corporate clients and startups worldwide, DevsData LLC adds value to the development process, consistently delivering high-quality results. Their efficient operations and lean business model allow them to offer cost-effective Xamarin development services while maintaining the highest quality standards.
With a skilled team ready to tackle complex projects, DevsData LLC speeds up the development cycle, helping businesses bypass the typical delays involved in hiring and training new developers. Their unwavering commitment to professionalism and excellence ensures that every project meets the strategic goals of both established enterprises and emerging startups in the digital landscape.
To connect with DevsData LLC, email them at general@devsdata.com or visit their website at www.devsdata.com.
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general@devsdata.com
“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. I appreciate their depth of knowledge and their ability to get things done quickly.”
Nicholas Johnson
CEO of Orange Charger LLC,
Ex-Tesla Engineer,
Mentor at YCombinator
“DevsData reached out to us, as we’ve been looking to grow our engineering team in Europe and Poland. Communicating efficiently and professionally, DevsData made a strong impression with their understanding of the recruitment challenges we were facing. They designed a tailored recruitment process for our needs. I was impressed with the technical depth of their approach.”
Karim Butt
Co-Founder & CTO at GlossGenius, Inc.
“Out of all the vendors we work with, DevsData clearly stands out. The quality of developers they deliver is beyond what we've received from any other vendor, and they've been able to send profile recommendations very quickly. I'm happy to be their reference for other companies from Israel and talk about their recruitment abilities and what they delivered for us.”
Ran Eyal
Senior Manager at
ZIM Integrated
Shipping Services Ltd.
“DevsData demonstrated a strong degree of proactivity, taking time to thoroughly understand the problem and business perspective, and continuously suggesting performance and usability enhancements. Their app exceeded my expectations. I've worked with DevsData on numerous projects over the last 3 years and I'm very happy. Being both responsive and honest in communication.”
Jonas Lee
Partner & Executive VP of Verus,
Financial LLC, Investor,
& Serial Entrepreneur
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