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Onix is a full-cycle software development company that builds well-suited solutions to drive company outcomes for startups, small and medium-sized businesses. 1100+  Successfully delivered projects24+  Years of experience in software development55+ Countries represented by clients370+ Talented multi‑dimensional expertsWe’re a competent software development team that delivers reliable products for various industry domains:-> eLearning-> Travel & Tourism-> Healthcare-> FinTech-> Sports & Fitness-> Retail & E-commerce-> SaaSWe offer a full range of software development services to shape your idea into a viable product and help your business succeed. Our development services comprise well‑established methodologies and years of experience in building exceptional custom software solutions on time and within budget!Get innovative, secure, and solid products using our full-cycle software development services:-> Mobile App Development (iOS, Android, cross-platform solutions)-> VR/AR Development-> Web Development-> UI/UX Design-> DevOps-> QA-> Building a Dedicated Team-> Discovery Phase-> MVP Development-> UX Audit-> Lean InceptionOur solutions boost clients' business efficiency and satisfy users'expectations. We use a reliable and top-notch set of technologies to deliver products of the highest quality. Backend development: Python, Node. js, Java, Ruby, PHPFrontend development: React. js, Vue. js, CSS, HTML5Mobile development: Kotlin, Flutter, Swift, Objective-C, React NativePlatform customization: Shopify, WordPress, Salesforce,  Magento,OpenCart, CanvaVR/AR and 3D design: Unity, Visual Studio, Blender, Maya, Houdini, V-RayCloud storage: AWS, Azure, Google Cloud Platform,  Heroku, DigitalOceanOur software development model is fully transparent and efficient since we use the agile approach to manage the development process. Need help developing a web or mobile app?GET IN TOUCH WITH US FOR A FREE CONSULTATION!

We build products that make money

Since 1999, UST has collaborated with the world's leading companies, creating a powerful impact through transformation. Our digital solutions, proprietary platforms, engineering expertise, R&D, and innovation ecosystem transform key challenges into impactful, disruptive solutions. With deep industry knowledge and a future-ready approach, we bring expertise, innovation, and agility to our clients’ organizations—delivering measurable value and driving positive, lasting change for them, their customers, and communities worldwide. In 2022, UST expanded its presence in Eastern Europe by acquiring the Ukrainian outsourcing company ITernal Group, marking its first office in Ukraine. This acquisition strengthened UST’s position in the Ukrainian market and contributed to the development of the local IT ecosystem. (inventure. com. ua).  In 2024, UST further expanded its SAP partnership into the Ukrainian market in the Sell and Service areas, achieving Silver partnership status.  Together, with 30,000+ employees across 30+ countries, we build for boundless impact—touching billions of lives in the process. For more insights, watch this discussion.  

GIS Art is a custom software engineering company with a main focus on Geographic Information Systems. We develop GIS and Web applications for companies from the USA, Europe, and Australia working in the domains of Healthcare, Transportation, and Real Estate. GIS Art has experience in using ArcGIS, Google Maps API, Leaflet, Mapbox, and OSM for the development of GIS applications and components.

Global Technology Partner. Intellias is a global technology partner to top-tier organizations and digital natives, helping them accelerate their pace of sustainable digitalization. For over 20 years Intellias has been building mission-critical projects and delivering measurable outcomes that meet our clients’ business needs. We are contributing to the success of the world’s leading brands, among which are HERE Technologies, DKV, Swissquote Bank, Syngenta, TomTom, HelloFresh, Xerox PARC, and Travis Perkins. We help organizations from across a variety of industries create innovative digital products and experiences using deep expertise in emerging technology, domain knowledge, and high-performance product culture. Based on the business’s strategic objectives, we enhance the product vision, technology utilization, and production capabilities. Intellias empowers businesses to embrace innovation at scale through its global delivery capabilities in CEE, Western Europe, LATAM and India. The company has been recognized as a Leader in the Global Outsourcing 100 list by IAOP, ranked by Inc. 5000, and acknowledged in Forbes and in the GSA UK Awards.

Unibrix provides web and app development services for clients all over the world. We are a team of tech people who know how to utilize the best tech inventions in the world of programming and create the right mix of technologies to create clients’ solutions. Based in Ukraine, our team is accustomed to working with clients from around the world. We’ve been recognized as a trusted partner of the TOP US media streaming platform, which engages with more than 100 mln users daily. Our services are all about code quality and trust.

At ConceptArea, we are dedicated to providing innovative solutions and cutting-edge technologies to meet the evolving needs of our clients. With a focus on creativity, collaboration, and excellence, we strive to deliver tailored solutions that drive business growth and success. Our team of skilled professionals combines expertise in IT Consulting, IoT, Mobile App Development, and Web Development to deliver comprehensive solutions that exceed expectations. ConceptArea is your trusted partner for turning ideas into reality.

RIA. com is a Ukrainian IT company that develops AUTO. RIA, DIM. RIA, AGRO. RIA, and RIA. com — products used by millions of Ukrainians. The company’s mission is to build a trusted internet. With a focus on reliability, RIA. com’s marketplaces create transparent and secure markets for automobiles, real estate, and agriculture. RIA. com is part of the international group RIA. com Marketplaces OÜ, founded by Ukrainians. The company’s flagship products — AUTO. RIA and DIM. RIA — have long been familiar to Ukrainians. However, as an IT company creating and scaling these well-known marketplaces, RIA. com began its active development in early 2014. We consider this moment a new starting point, as both the company and its products have undergone significant transformations since then. Founded in Vinnytsia, RIA. com brings together specialists from across Ukraine. Our colleagues work from Lviv, Kharkiv, Odesa, Kyiv, and even from abroad on a temporary basis. By focusing on talent, we are building a nationwide online office, complemented by our physical office in Vinnytsia.

Established in 2008Offices in Kyiv (Ukraine) and Warsaw (Poland)100+ completed IT projects50+ clientsMajor domain expertise: e-Commerce, Logistics, Games, Security, Telecom

Vignette ID is a system and revolutionary application that simplifies the process of paying for road usage in Europe. The first multi-state road payment app in nine European countries, it allows you to buy a vignette for multiple cars and countries at once. The application is easy to use and helps you pay for roads in Slovenia, Austria, Switzerland, Slovakia, Czech Republic, Hungary, Bulgaria, Romania, Moldova and tunnels in Austria in just a few minutes.

Indeema Software Inc.  is a tech company with proven expertise in the Internet of Things (IoT). As a trusted partner for businesses and startups, we assist them in digital transformation and the development of hardware and software. Among our main services are web and mobile development for IoT products, cloud infrastructure design and development, embedded and firmware.  The range of products we develop is quite wide, ranging from solutions for the energy sector and industrial equipment diagnostics to smart systems for homes or cities.   We offer:Consulting - assistance with project documentation, specification, tech-stack and architecture selection, development of PoC’s and MVP’s. Outsourced project development - for clients lacking technical expertise in-house. Team augmentation services - for clients with technical expertise but not enough engineering capacity. Dedicated team services - for clients with technical expertise and large engineering capacity needs.  Our Technology stack includes:Web -  Javascript: Angular, React, Node, Vue, NestMobile - Android Java / Kotlin, iOS - Swift / Objective-C)Embedded - C / C++Cloud - AWS, Azure, Google CloudFor more information connect with us on:Website - https://indeema. com/ Email - ask@indeema. com 

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!