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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.  

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

Integrity Vision is a Ukrainian IT services company. It automates business by developing end-to-end solutions. This helps to increase the efficiency of organisations. Business processes are optimised, which has a positive impact on the ease and speed of business operations.

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.

Geniusee is a software development company that creates unique software products.  Founded in 2017 in Kyiv, the company has gathered 200+ geniuses who have implemented more than 180 projects in FinTech, EdTech, AI, and other industries. Our clients range from huge market players such as Dell and Bloomberg to mid-sized businesses and startups that are backed by Andreessen Horowitz, TechStars, and YC. We provide full-cycle software development, tech and business consulting, and support for our clients at all stages of development. Geniusee is a certified AWS Consulting and AWS Advanced Tier Service Partner with AWS Lambda Service Delivery Designation and AWS Education Services Competency. Among significant achievements that prove the high quality of Geniusee services are Certificates: ISO 9001:2015 - Quality Management and ISO 27001 - Information Security Management. What we offer:- Discovery Phase for detailed product scoping in 2-3 weeks- Web/mobile product development`- MVP for startups and businesses in 2-3 months- Complex cloud solutions implementation based on Amazon Web Services, Google Cloud, Azure- AI staff augmentation services- CTO as a service at all stages of development- Dedicated teams with proven expertise & certifications- User-centered product design by UI/UX experts- Data science: proof of concept (POC) based on analytics & modeling- Product maintenance and support services- Legacy reengineering service Our expertise includes:- Serverless Architecture- Frontend development based on React and Vue. js- Backend development based on Node. js, Python, . NET, Java, and PHP- Mobile development based on ReactNative, Swift, and Kotlin- Amazon Web Services- Business Analysis- Data Science, AI & ML- DevOps Engineering- UI/UX Design- Automation and manual quality control and assuranceLook no further! Innovate, Accelerate, and Thrive together with the Geniusee team!

We tech your business with the perfect solutions. Perfsol is a software development company that designs, builds, and delivers products of world-class standard for Fortune 500 companies and promising startups. We provide software development teams of the best engineers worldwide. Key clients: Urban Dictionary, Facebook, Allego, MXNEY With over a decade of experience in technology, design, and product development, we’re experts at delivering digital solutions that have a real, demonstrable business impact for our partners. Core Services: Web Development UX/UI Design Mobile App Development Product Management DevOps When do clients need us? Extend in-house team Build MVP from scratch Launching products Redesign the design of the existing app Why us? 📌 We don't mimic technical expertise. 📌 We make IT understandable for non-IT professionals. 📌 We play transparently and for the long term. 📌 We integrate into processes, explore, and improve systems. 📌 We analyze, advise, optimize, and implement solutions for business automation. 📌 We analyze, advise, and implement solutions for business automation.

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.

We’re a front-end development and design company that specializes in transforming your ideas into custom user interfaces using the latest technologies. Such companies as American Airlines, JetBlue, Bosch, Siemens, Linkedin, BMW, and Porsche use our solutions. Single focus on front-end technologies and designTop-notch technical background of our devs (no Junior developers). Outstanding soft skills with direct communication with our developers, with no third-person involvement, if needed. 7 years on the IT battlefield, 9. 9/10 willing to refer score. The single focus on front-end technologies and constant improvement of our developers allows us to build and grow your digital product and really meet your business goals.  Let's talk about building something amazing today 🚀

Software Development by Diligent Minds Incora is a full-service software development company with significant experience building various software solutions. We aim to provide you with support on each stage required for the successful launch of the product, from discovery to production. We may provide our significant developers based on Outstaff basics for your needs as well 😉 Our field of expertise comprises projects in Delivery & Shipping, EduTech, HealthTech, eCommerce, and FinTech. For over 8 years, Incora has been delivering successful projects based on the most progressive technologies, such as: Frontend: React / Angular (ver. 2+) Backend: Node. js / Python / Django / Flask Database: PostgreSQL / MySQL / MongoDB / Apollo / Redis Mobile Development: React Native / Ionic DevOps Tools: Docker / Kubernetes / Amazon ECS Cloud Services: Amazon Web Services / Google Cloud Platform / Microsoft Azure / DigitalOcean Blockchain, Machine Learning, Artificial Intelligence. Incora's team will support your idea from its inception to its production with the full cycle of software development services, including the: Web/Mobile App Development, Discovery phase, DevOps, UI/UX Design, and QA. We are here to Deepen to the Core of your Idea and develop the greatest software solution.

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! 

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.  

Solidity is a leading IT company renowned for delivering innovative and reliable solutions to businesses around the world. Specialising in high-performance systems, Solidity ensures that customer's operations run smoothly around the clock. The company's expert team, trusted technologies and commitment to innovation make it a preferred partner for organisations seeking to optimise their business performance. Solidity partners with global vendors to deliver cutting-edge solutions that ensure security, operational efficiency and competitiveness in a rapidly evolving marketplace.  The company's core services include Financial Security, providing advanced fraud prevention and risk management solutions; Custom Software Development, creating scalable solutions tailored to business needs; and IT Infrastructure Solutions, designing and supporting systems that optimise business operations and ensure business continuity.  With strong partnerships with industry leaders such as IBM, Cisco, Check Point and Red Hat, Solidity integrates the latest technologies to deliver secure, reliable and high-performance solutions that enable businesses to thrive in a dynamic digital landscape.