Find a company

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

 Advizor is an AI-powered Autonomous Energy Efficiency System for buildings that helps property owners monitor, control, and optimize energy consumption of their estate, and as a result reduce exploitation costs.   The unfair advantage of Advizor – it can be connected to practically any equipment for facility management. Moreover, the online software platform interface can be tailored to specific customer profiles (retail, fitness centres, warehouses, and production facilities).  We are shaping a future where real-time energy management becomes a conscious practice and an integral intellectual component of every building.  

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.  

8allocate is an AI solutions development company that helps businesses accelerate growth, streamline operations, and enhance decision-making. Founded in 2015 and headquartered in Tallinn, Estonia, with R&D centers across Central and Eastern Europe (Poland, Ukraine, Romania) and Latin America, we empower organizations in FinTech, EdTech, Construction Technology, and other high-growth industries. We build AI-driven solutions that transform operations, unlock new efficiencies, and enable real-time decision-making. From automation and predictive analytics to Agentic AI and scalable cloud-based platforms, these solutions provide a strategic advantage by seamlessly integrating AI into business processes, ensuring adaptability, resilience, and sustained growth.

We are a dedicated team of IT professionals based in Ukraine, with over 3 years of experience in providing innovative technology solutions to businesses worldwide. Our journey began with a passion for harnessing the power of technology to drive progress and streamline operations for our clients. Today, we are proud to be a trusted partner to organizations across industries, delivering cutting-edge software solutions and IT services that make a difference. What We Do Best:Custom Software Development: We specialize in building bespoke software tailored to your unique needs, ensuring seamless integration with your business processes. Web & Mobile Development: Our team creates high-performance, user-friendly websites and mobile applications that provide exceptional experiences for your customers. IT Consulting & Strategy: Leveraging our deep industry knowledge, we guide in selecting the right technologies, developing efficient IT strategies, and optimizing existing systems. At FixIT, we are driven by a relentless commitment to excellence and a passion for helping our clients succeed in a rapidly evolving digital landscape. Our team is dedicated to staying ahead of the curve, continuously learning, and adapting to new technologies to ensure we provide solutions that drive lasting success.  

Coderfy, a bespoke software development company, specializes in crafting tailored solutions for diverse industries, including web and software development, quality assurance, UI/UX design, and advanced ChatGPT chatbots. Based in Ukraine, USA, and the UK, we provide cost-effective and timely solutions, seamlessly executing projects aligned with your strategic goals. Experienced in: Custom Software Development🚀💻: We create scalable, robust, and tailor-made software solutions that drive efficiency and growth for businesses of all sizes. Web Design and Development🎨🌐: Our team of expert designers and developers craft stunning websites and web applications that leave a lasting impression on users while delivering exceptional functionality. Mobile App Development📱✨: We excel in developing feature-rich mobile apps that cater to diverse platforms, ensuring seamless user experiences. IT Consulting🤝🔍: Our seasoned consultants provide strategic guidance to help clients leverage technology for competitive advantage, offering insights that align IT with business goals. Custom ChatGPT chatbots🤖💬. Leveraging OpenAI's advanced language models, we design and develop custom ChatGPT chatbots that enhance customer engagement, streamline operations, and provide valuable assistance on your website in 24 hours. Stack Programming Languages📝💻: JavaScript, TypeScript, PHP Frontend🖼️🌐: React, Angular, Next. js, Nuxt. js, Vue. js, HTML/CSS/JS + JQuery, Bootstrap, Tailwind, yii2 Mobile App Development📱🚀: React Native, Flutter Backend⚙️🔧: Node. js, Express. js, Nest. js Databases🗃️🔍: MySQL, MongoDB, Redis, Firebase DevOps and Repositories🛠️🔄: Linux Repositories, Docker, Kubernetes, CI/CD, Git, Gitlab, Github Other Technologies🌐🔧: Nginx, Strapi, Sendgrid, Postman, Twilio, REST API, WebSocket Choose Coderfy for a customized approach to software development that's "Half the price & Faster twice!"

Your Vision, Our Digital Excellence - Since 2019At Spotium 360, we believe great software comes from great partnerships. As a Ukraine-based development studio, we work alongside our clients to understand your unique challenges and build solutions that drive real business growth. Over the past 5 years, we've collaborated with companies across various industries to deliver cutting-edge digital solutions that make a measurable impact. The TeamUX/UI Designers - understand your users' needs and behaviorsFrontend Developers - bring your vision to life with pixel-perfect precisionBackend Developers - ensure your systems are secure, fast, and reliableProject Managers - keep you informed every step of the way using AGILE methodologyTech stackBackend Solutions: Python with frameworks tailored to your requirementsFrontend Development: Modern JavaScript frameworks for responsive user experiencesDesign Process: Figma and professional tools that streamline collaboration with youInfrastructure: DevOps practices that ensure your applications run smoothlyIndustriesFintech - We'll help you build secure, compliant financial solutions your customers trustHealthcare - develop HIPAA-compliant applications that improve patient outcomesRetail & E-Commerce - create platforms that convert visitors into loyal customersIT & Technology - build enterprise solutions that scale with your growthAutomotive - develop connected solutions that drive innovationSpotium 360✓ You Get Proven Results - 5+ years of successful projects across multiple industries✓ You Stay in Control - Our AGILE approach keeps you involved and informed✓ You Get Everything You Need - Full-stack expertise means no coordination headaches✓ You Work with Industry Experts - We speak your language and understand your market✓ You Get Quality Guaranteed - Rigorous testing ensures your solution works flawlessly

Prozori Solutions is a Ukrainian software development and R&D company committed to empowering businesses, startups, and public sector organizations with secure, scalable, and high-performance software solutions. With over 15 years of experience and a team of 80+ professionals, we leverage cutting-edge technologies to drive digital transformation, streamline operations, and foster innovation. Beyond technology, we actively contribute to social impact initiatives, playing a key role in Ukraine’s digital transformation, particularly in Education, Procurement, and Healthcare. Our solutions help modernize public services, improve accessibility, and enhance transparency.

For over 10 years, we’ve helped startups and enterprises worldwide digitalize their processes, launch successful products, and scale with confidence. We build with the latest technologies—React, React Native, GraphQL, TypeScript, and Node. js— to deliver applications that are stable, scalable, and future-ready.  Industries & business domains we serveManufacturing, Facility management, Logistics & supply chain management, Fintech, Human capital, B2B solutions, Healthcare, ESG & sustainability, E-commerce, Productivity & task management.  Trusted by global brandsHive – Project management tool used by thousands of teamsA. Anthony Corp – Enterprise facility management platformSYNTHO – Music platform that reached $700K in revenue in 2024Multi App – Fintech app with 100K+ downloadsPiraeus Bank Ukraine What we do best🚀 Dedicated teams & engineers – Experts who integrate seamlessly with your workflow🛠️ Full-cycle product development – From strategy and design to launch and support⚡ MVP development – Rapid, market-ready solutions to test and scale your idea✅ Quality assurance & testing – Reliable, bug-free performance every time🎨 UX/UI design – Intuitive interfaces that delight usersOur mission is simple: deliver products that our clients are proud of — and that their customers love.

Achieve Unparalleled Business Success with Customized Web | Mobile | AI SolutionsFounded in 2015 by a visionary team of 15 strategists, Requestum has grown into a dynamic community of experts dedicated to reshaping the digital landscape and transforming bold ideas into powerful solutions. Today, we boast a team of over 100 professionals, working with clients in 20 countries on 50+ diverse products, earning industry recognition. What Sets Us Apart?Results-Oriented Solutions – We develop future-ready solutions that address critical business challenges and drive measurable success. Strategic Approach & Innovation – Our team applies analytical thinking at every stage, ensuring optimal development efficiency and effectiveness. Uncompromising Quality – We adhere to rigorous standards, delivering reliable, high-performance software that exceeds client expectations.

We build software that powers global Fintech. ElifTech is a team of ambitious, driven techies that help businesses build functional and stable software products. We create smart solutions connecting people, systems, devices, and data. More than 10 years of software development experience allow us to cover all aspects of the software development lifecycle with ease. 100 highly skilled engineers 10 years in software development 120 implemented projects 100% English-speaking team We use an integrated approach to design, develop, test, and maintain your software. On top of that, we incorporate a secure Software Development Life Cycle approach to meet compliance requirements and ensure a good return on investment. Our Core Services: Engineering Software architecture Web development Mobile development Quality Assurance Test design & strategy Quality audit Web & mobile testing API testing Load & performance testing Design Design strategy Design consulting Experience design UI design Cloud & DevOps Continuous integration & delivery DevOps automation Availability monitoring Performance monitoring Cloud integration Industry & Domain Competency IoT FinTech MarTech Healthcare Logistics eLearning eCommerce Media & Entertainment Big Data & Data Science Cloud Computing 200+ Developers as Global Leaders, Clutch, 2018 Top Internet of Things (IoT) App Development Companies 2018, Mobile App Daily Top 500 Leading B2B Service Provider in Poland and Ukraine, Clutch, 2018 Top Software Development Company in Ukraine, GoodFirms, 2017

Proffiz specializes in custom software development for manufacturing, fintech, photo & imaging, and other industries. We craft innovative solutions such as industrial automation platforms, image-processing software, and tailored business tools to help clients streamline operations and enhance efficiency.