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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

FIVE provides services in the following technological directions:Cloud servers and servicesDesktop applicationsWeb applications and websitesMobile applicationsEmbedded developmentWe have only happy customers! We have successfully completed every project FIVE engineers have been working on!We don't charge for management, all of our invoices include only technical hours. We propose architecture and project analysis for free!We know how to build efficient team and can find great talets to empower your business.

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.

Avenga is an international consultancy and technology partner delivering unique solutions that solve complex business and societal challenges. With 6000+ specialists they operate globally and provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and UI design, managed services, product development, and software development. Avenga serves a wide range of industries, from telecom and satellite operators to banking, manufacturing, automotive, mobility, and healthcare - driving their AI-first transformation.  Their AI capabilities are embedded across all offerings, enabling organizations to drive intelligent automation, accelerate decision-making, and deliver highly personalized user experiences. Avenga is a part of the technology pillar within the family owned KKCG Group.  

Code for business, care for the world. Keenethics is a top-rank software engineering company focusing on end-to-end web development following Agile principles. Since 2015, we've worked with clients worldwide, primarily from the United States, the United Kingdom, and the EU. Our clients include enterprises such as Epson and proptech startups like Ruuster. We develop custom solutions for industrial tech, HRtech, and edtech. So far, our team of 100+ specialists has executed over 120 projects in: - web development - mobile development - MVP - SaaS development - UX/UI design - AI & machine learning - no-code Our key services: 1. Ideation and Discovery — Business analysis and UI/UX 2. Prototyping and Validation — Bubble for a 3x speed of development 3. Development — JS-based tech stack and cross-functional agile teams 4. Product growth and team augmentation — Elixir and Rust technologies 5. Maintenance — DevOps, AWS, Google Cloud Platform, and Azure technologies

Founded in 2018 in Geneva, Switzerland, Software Service & Innovation (SSI) has grown from a small startup to a recognized provider of IT services. We specialize in bespoke software development, complex IT solutions, and cutting-edge digital transformation, delivering Swiss-quality precision and result-driven solutions to businesses of all sizes. Our expert team is committed to clarity, quality, and responsibility, ensuring that every project we undertake is executed with technical excellence and innovation. Whether you need custom software, cloud solutions, or DevOps expertise, SSI delivers tailored, high-performance solutions designed to maximize your business potential.  Partner with SSI for innovation, reliability, and success in your digital journey! 🚀

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!

R&D center and Development Team for your business. Newxel is a global provider of R&D centers and dedicated tech teams, offering end-to-end recruitment and back-office services. Choose Newxel for Rapid setup of global R&D centers / offshore teams in 3-5 weeks. Commitment to recruiting 5 engineers in the first month, 20 in three months, and 100 in a year. Transfer of all back-office operations to Newxel's side to reduce overhead. No-risk partnership with payment only once the team is formed. Transparent pricing model with a fixed price per talent per month. Our main services are IT Staff Augmentation. Custom Software Development. HR Outsourcing. Newxel's team of 30+ recruiters will search for top talents for your business in Ukraine, Poland, Romania, Portugal, Turkey, and Bulgaria. Once your Dream Team is hired, our local operations team and people partners provide ongoing support, ensuring high team satisfaction and performance, resulting in a 94% retention rate!

BuildApps is at the forefront of developing innovative digital solutions tailored to automate and address the needs of small and medium-sized businesses. With our headquarters in Ukraine, our full-cycle company excels in transforming ideas into software excellence through expert design and development. Founded by tech leads with extensive professional backgrounds, we provide expertise at every level of our operations. We are passionate about our work and committed to delivering outstanding results. Each project is handled with enthusiasm and precision, ensuring that our solutions effectively meet client needs and deliver significant value.

Where science and technology work for you. At Abto Software, we harness the power of cutting-edge technologies to deliver custom solutions tailored to your business needs. As a Microsoft Gold Certified Partner, we specialize in areas like . NET development, AI and machine learning, cloud solutions, mobile and web development, and legacy system modernization. Since 2007, our team has successfully delivered over 50 enterprise-level projects across industries such as healthcare, retail, FinTech, energy, and government. Our expertise spans from building scalable cloud-native applications to deploying AI-powered tools that streamline operations and enhance decision-making. Key achievements include crafting healthcare platforms that improve patient outcomes, developing AI-driven recommendation engines for retail, and migrating legacy ERP systems to modern architectures. What sets us apart is our client-first approach—we listen, collaborate, and deliver solutions that drive measurable results. Whether you're a startup or an established enterprise, we ensure transparency, flexibility, and technical excellence in every project. Let us transform your vision into reality. Partner with Abto Software to elevate your business through innovative technology.

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.

Straight talk and smart execution for leaders making critical technology decisions. We combine technology expertise with sharp business thinking to build software solutions that last.