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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

Techstack company is an international strategic technology partner with strong Ukrainian roots, delivering comprehensive digital transformation services worldwide. We unite nearly 200 experts across borders, combining staffing, engineering, and optimization services into one powerful offering. With over a decade of excellence, we’ve become a trusted partner for global businesses — 30% of which are $1B+ enterprises — delivering full-stack teams and empowering software engineering leaders. Rooted in our Ukrainian engineering heritage and strengthened by our international presence, Techstack unites the best of Eastern European technical excellence with global business practices, making us a partner capable of both precision in execution and vision in strategy. 💫 The Techstack Difference
Strategic Partnership:- Engineering with product ownership, aligned with your goals- Strong technical leadership and proactive delivery planning- Long-term scalability built into every architectureProfessional Excellence:- Senior-level expertise across all technologies- Cross-functional teams with diverse skill sets- Proficiency with modern tech stacksTransparent Communication: - Regular updates and detailed reporting- Direct access to your dedicated team- Clear project roadmaps & milestone trackingQuality-First Approach:- Rigorous code reviews and comprehensive testing protocols- Strict coding standards adherence- Industry best practices in every deliveryBusiness Value Focus:- Transparent pricing with no hidden fees- Resource optimization strategies- Value-driven development aligned with your goals- Scalable architecture design- User-centric development methodologyModern Technical Capabilities: - Cloud-native solutions- AI & ML integration|- Automated workflows- Agile methodology- Advanced DevOps practicesWe align with your product and business strategy, bring disciplined engineering practices, and build solutions designed for scalability, resilience, and long-term growth. Let’s build something that lasts! 

Software Developers With Engineering Mindset Scalamandra: scale your team with senior engineers for lasting success. We help to achieve business goals by providing high-performing, on-demand teams of developers and developing software solutions. Our company is involved in developing web platforms, analytical dashboards, and mobile applications. We make it possible for our clients to take the next step in modernizing legacy applications using functional programming and cutting-edge technologies Scala, Rust, etc. Our name represents two ideas. Scala is our favorite programming language and Salamandra is a lizard, which is listed on the IUCN Red List. Scalamandra is a remote-first international company, that helps companies scale their engineering teams by providing them with software developers. Services We Provide: Staff Augmentation Web Development Mobile development UI/UX We support the following technology stack: Scala Akka Apache Kafka Slick JavaScript TypeScript Node. js React. js Java Kotlin Docker Kubernetes AWS Google Cloud Platform

As a web development professional since 2007, I bring a wealth of experience in building and designing high-load systems. I've had the privilege of working on projects for world-class companies, where I've honed my skills in creating scalable, robust solutions. My journey has been one of continuous learning and growth, tackling diverse challenges in web development and delivering exceptional results. Let’s collaborate to bring your project to life with a reliable, experienced approach tailored to your unique needs.

 IT Craft is an established software development partner providing tailored services for each client’s unique tech challenges, business goals, and resources. Our engineers are here to help you reach the flexibility and efficiency your organization needs to adapt to a quickly disrupting environment and stay ahead of the competition.  At IT Craft, you get:✅ Access to the top industry expertise and best practices✅ Wide range of offered skills and technologies✅ Flexible approach to your needs✅ Transparent communication and timely deliveries✅ Proactivity  Let’s increase your project’s bottom line!

We engineer software with Radical Efficiency. Radency provides full-cycle development services covering every aspect of building digital products. The solutions we engineer range from customer-facing mobile apps, to complex web applications. Here’s what our clients appreciate the most about Radency: ✔️ Engineers selected from hundreds. Radency engineers go through rigorous selection and our competitive in-house training and certification program. ✔️ Result Focused, not Hours Focused. We achieve maximum efficiency through expert development and a reliable process of continuous iteration and communication. ✔️Dedicated product teams. We build an expert team around each project. The team is solely committed to one product and works directly with a client over a long-term period. Services we provide: - Custom Software Development (Web & Mobile) - Team extension & IT Staff Augmentation - UI/UX Design - Quality Assurance

Since 2008, we have completed over 1,800 successful projects for 500 clients across 23 countries. Our expertise spans industries such as retail, distribution, FMCG, pharmaceuticals, banking, manufacturing, and telecommunications. We collaborate with both large enterprises and smaller companies, helping them achieve their strategic goals. Our core areas include business analytics, integration, and data management. We implement modern systems as well as advanced analytics tools, artificial intelligence, and machine learning to ensure your data drives business growth. We cover the full cycle of projects for analytical applications on Qlik BI platforms, from designing an application to launching it into commercial operation. All applications are developed by certified, experienced consultants governed by world class development standards. These standards specify and regulate all aspects of creating high quality, easy-to-use, high-performance applications including rules for developing boot scripts, models and user interface, testing and documentation. With RBC Group, your business gets smarter. Follow us for the latest updates and valuable insights to stay ahead of the trends!

✅ We effectively cooperate with non-technical clients, providing CTO-as-a-Service solutions. If you are at the beginning of the startup path, we are the right team to assist you with the technical aspect of your project. 🧩 If you already have a team and the product on the market, we can collaborate on a team augmentation basis. Our developers are proficient in English, attentive to details, and can efficiently work with your in-house engineers and managers. It will be a missing puzzle that will fit perfectly into your ecosystem. 🎯 Our main focus and expertise are in the following domains: - On-demand Map-based apps; - Social-networking apps; - Photo & Video apps; - Dating apps; - Sport and Fitness; - Wellness and Healthcare; - eCommerce; - FinTech. 💎 We have a proven 5-year history of successful consulting and full-cycle development cases in the digital area. 💻 Here is our tech stack:- Swift, Objective-C for iOS;- Java, Kotlin for Android;- Flutter & React Native for Hybrid apps;- React. js for web pages;- Node. Js for the backend. 🔐 We have high standards in code creation and contributed to the open-source dev community. But what’s more important, we have an organized delivery process, tailored for every project because no two cases are alike. For making our Code perfect, we integrate Unit tests, do daily Pull-Requests & Code Reviews, apply Automated testing, and use styling libraries, that allow us to keep the same pattern of coding when working as a team. 🌐 Our partners are located in Canada, the US, and Israel and we have successful cooperation cases in which our devs became dedicated team members of our partner’s company. It just feels like you are working with in-house product engineers. 📌 We are currently open for new collaboration so if you need a streamlined and proficient development team for your geolocation-based, social, or wellness project, feel free to get in touch with us.

 Risesoft is a Ukraine-based technology company specializing in Web3 development and artificial intelligence. Our team of skilled developers and designers is dedicated to building cutting-edge blockchain solutions, with a strong focus on tokenization and Real World Asset (RWA) tokens, decentralized applications (dApps), and DeFi ecosystems, as well as advanced AI-powered applications. We bring deep expertise in smart contract development, tokenized asset platforms, and interactive digital experiences that seamlessly integrate AI capabilities with blockchain technology. Our AI solutions include natural language processing, machine learning, and predictive analytics, empowering clients to leverage intelligent automation alongside Web3 innovations. At Risesoft, we are passionate about pushing the boundaries of technology. Whether it’s a custom tokenization project, an RWA token platform, an AI-driven analytics solution, or a full-scale decentralized ecosystem, we deliver secure, user-friendly, and scalable solutions designed to excel in the rapidly evolving digital landscape.

Artelogic is a nearshore software development company with offices in Ukraine, Poland, the UK, and Azerbaijan, which helps us align with several time zones. Our key nearshore software development center is inhabited by 100+ programmers, and we continue to hire and grow more IT talents. In addition to being powered exclusively by senior-level engineers, we also focus on high-level experts in business analysis and solution architecture to ensure that our solutions efficiently meet business objectives.

ARTJOKER is a full-scope outsourced software consulting company that provides product discovery, custom software solutions, and cost-saving DevOps services for startups, medium-sized businesses, and large corporations in Fintech, Ecommerce, Real Estate, and Logistics. We focus on integrating AI into our solutions to enhance innovation and efficiency. For 18 years, ARTJOKER, as an EU-based company, has been a reliable partner for businesses in Western Europe, Israel, and the USA. Our team offers expert engineering support and valuable insights to help our clients solve their most challenging business problems.

N-iX is a global software solutions and engineering services company that helps the world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. With over 2,200 professionals across Europe, the Americas, and APAC, N-iX delivers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other technology domains. Being in business for over two decades, N-iX has worked with dozens of industry-leading enterprises and Fortune 500 companies to create value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, ISG Provider Lens™, Modern Application Development services providers by Forrester, Everest Group’s Data & AI services PEAK Matrix, Global Outsourcing 100 by IAOP, etc.