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Leobit is a full-cycle . NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements:Microsoft Solutions Partner - Digital & App InnovationISO 9001:2015 and ISO 27001:2022 CertifiedISTQB Gold PartnerTop . NET Developers in 2025 by ClutchCustomer Service Department of the Year in 2025 by Stevie® AwardsLeobit has successfully delivered over 150 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services:. NET software developmentAI/LLM software developmentCustom software developmentDedicated development teamWeb app developmentMobile app developmentCloud developmentSoftware architecture designUI/UX designBusiness analysisQuality assuranceApp support & maintenanceTechnology consultingOur Key Technologies:Microsoft Stack: . NET, ASP. NET, C#, Azure, WCF, Entity Framework, MaUI, BlazorWeb/Frontend: React, Angular, Vue, jQuery, TypeScriptBackend: . NET Core/C#, Ruby, Node, PHP, PythonMobile Technology Stack: iOS, Android, Flutter, Swift, KotlinAI integration

We provide certified experts in React, Node, and React Native. But that's just the beginning of what we offer. At koitechs, we pride ourselves on having a diverse team of developers with varying skill sets to match the specific needs of each project. Our extended hours support ensures that we are available to address any concerns or questions you may have outside of the standard working hours of the developer. With several managers available 16 hours a day, we are dedicated to providing consistent and reliable communication for <CET/PDT> time zone.  One of our key strengths is our Quality Assurance process, which starts during development. Our developers utilize QA techniques to identify and eliminate most bugs before the feature even reaches the client or QA engineer. In difficult situations, our in-house developers are always available to assist one another, ensuring timely and high-quality delivery.

Software Delivery Driving Business Growth. We know how important it is for businesses to have an effective solution.  We primarily specialize in Logistics, Oil&Gas, Supply Chain, Real Estate, and E-commerce. Here's why our clients appreciate working with us:smooth workflow;deep understanding of internal tasks and problems;appealing design;flexible project planning;trustworthy team.

S-PRO AG is a leading Digital Innovation and Software Engineering company that specializes in serving fast-growing businesses & enterprises.   Founded in 2014 in Ukraine and headquartered in Zürich, Switzerland, S-PRO brings together 250+ highly motivated, experienced consultants, solution architects and software engineers in 3 R&D hubs in Europe and 5 business offices worldwide to deliver services on a global scale.  With a focus on Finance, Energy, Manufacturing and Healthcare sectors and a strong expertise in AI/ML, Blockchain, Web, and Mobile, we develop innovative digital solutions that create sustainable business value and increase our clients’ competitiveness in a constantly changing digital world. Numbers that matter:— 250+ professionals— 10 years on the market— 8 locations in 5 countries— HQ Zürich, Zug, Switzerland— ISO 27001, 27701 certified— Service Design certified by Harvard— 4. 2 years average customer engagement— 95% customer satisfaction rate— 450+ finished projects in 45 countries— 35% of all projects were completed for Swiss clients— 50+ AI & Data projects delivered over the last 3 years— 55% of all projects were completed for the Fintech— 20+ banking & finance products delivered— 65% of the company revenue comes from Fintech— 40+ core banking systems we work with

At Blackbird, we empower startups to thrive. Specializing in Seed and Series A companies, we extend runways by enabling engineering teams to focus on growth-driven features while we take care of everything else. With offices not only in Ukraine but also in Colombia, Spain, and Poland, we bring deep expertise in SaaS, cloud-native products, frontend applications with React, and both native and cross-platform mobile apps—all within a fast-growing tech ecosystem that operates with zero downtime. Want to know how we can help? Reach out! Our team will conduct a comprehensive tech assessment and present tailored options to elevate your startup to the next level.

Tallium is a trusted partner for your business innovations. We are focused on crafting custom mobile and web applications for both startups and large enterprises, assisting our awesome clients and partners all the way from concept and design to finished product, launch, and maintenance. Our close-knit team consists of 100+ IT experts, including top-skilled UI/UX Designers, professional Software Engineers, QA Engineers, Project Managers, Product Owners, and Business Analysts. We have extensive expertise in FinTech, Healthcare, and Education, as well as in creating functional and large-scale marketplaces, social platforms, engaging mobile applications, and advanced AI algorithms. We are also happy to provide Consulting services on building reference Agile development processes using SAFe frameworks, as well as to ensure Staff Augmentation and empower existing teams with our best talents. Working with customers from all over the world, we promote innovation, push the boundaries of design and use only the latest technologies to charge great ideas with technical excellence and flawless execution.

We provide comprehensive solutions that help you grow your business in the digital environment. From effective software to integration services.

TRANSFORM YOUR PRODUCT’S TECH FOUNDATION. PERFORMANCE. SCALABILITY. USABILITY.

IoT, Digital Health, Fintech, and custom software Vakoms is a custom software development company, delivering end-to-end IT solutions and services, including IoT. Product development solutions Full cycle product development Prototyping and MVP development Firmware and embedded development Software development services Internet of Things (home automation), firmware & embedded software for digital health companies fintech development Web: web apps, APIs, Big Data and cloud solutions Mobile: native and cross-platform apps for iOS and Android Desktop: native and cross-platform apps for Windows, macOS, Linux Key technologies Python, Java, C/C++, Node. js, JavaScript, TypeScript, Angular, React, Qt, QML, Swift, Kotlin. Cooperation models Dedicated team Staff augmentation

JEVERA (previously called JBS) is a Ukrainian software development company established back in 2010. We focus on custom software development and legacy migration, helping our clients to compete and launch digital services and tech products faster. Our main domains of expertise are Telecommunications, Retail, and Healthcare. Back in 2015, our tech team developed a low-code platform that we actively use in commercial projects to accelerate software development.

UI/UX Design Agency,Web Design&Branding. Premium Nashville Web Design and Development Company We build attractive websites and bring creative ideas to life UPQODE is an award-winning Web Design and an SEO agency proudly serving in Nashville, Tennessee and across the US. We focus on website design and development and SEO optimization of the websites for both small businesses and large companies in the US and Europe. We're proud that our team featured in the lists of TOP 15 Web Design companies in the world in prestigious rankings. UPQODE is a customer-focused & quality-driven web design agency. Team of creative designers and highly-skilled coders Behind the company's success, there are highly-skilled and experienced web designers, developers, coders, project managers, QA engineers, marketeers & business development managers. But first of all, we’re a lovely family with common values of excellence, transparency, and trust. We're passionate about perfect communication in the website development process. We earned the trust of successful brands UPQODE team gets inspired by the online success of our clients. We're proud to have produced stunning digital projects for well-known brands. Our portfolio grows constantly with new creative works.

Beetroot is a tech ecosystem of several companies working together to create positive impact at scale through software development and tech education. Combining Nordic business values and global tech specialists, we provide a wide range of tech services: development teams, cloud solutions, app development, and tech upskilling for teams and individuals. Founded in 2012, Beetroot has offices in Sweden, Ukraine, Poland, Bulgaria, and Vietnam.