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

You’ve got the strategy. We turn it into working solutions. For 20+ years, Sigma Software has worked with Fortune 500 companies, global vendors and technology start-ups. Our mission is to help innovation leaders move critical initiatives forward by aligning teams, systems, and priorities. With 1,800 engineers in AI, data, cloud, embedded, and cybersecurity, we deliver solutions that scale and last, with ISO-certified quality, security, and compliance embedded from day one. Strategic Initiatives we support:AI Adoption – use AI where it brings tangible value, starting from first pilots and scaling to wider use. Digital Product Innovation – create new software or add digital layers to existing products and services, built with security and compliance in mind. Experience Design – shape journeys across apps and portals so users reach the right outcomes with less friction. Regulatory Compliance – navigating the regulatory landscape complexity and translating standards into working processes for audit-ready operations. Operational Efficiency – replace slow or manual work with modern, automated solutions that cut cost and effort. Managed Services – ensure stability, security, and uptime without draining internal teams. Our work goes beyond solution delivery. Sigma Software Labs works with startups to shape and test new ideas. Sigma Software University not only grows future engineers but also helps our clients build internal capabilities through tailored literacy programs and training. Our R&D teams experiment with emerging technologies early, so when they become relevant, our clients can adopt them faster and with less risk. Together, this cycle of delivery, learning, and exploration makes us better partners and strengthens the outcomes we deliver.

StartupSoft is a trusted partner for augmenting your in-house team with remote, top-tier software engineers, including those specializing in AI/ML. Working with startups and Fortune 10 corporations, we ensure the perfect cultural & technical fit, and handle all the back-office management, so you can focus on what matters.

Qualified Consult is a European software development company specializing in IT solutions for the sports and events industry. We provide full-cycle custom development services, including mobile and web applications, CRM systems, platform modernization, and tech consulting. Our clients include event organizers, federations, and sports startups across the EU. We offer:– Dedicated development teams and team augmentation– Mobile-first platforms (iOS, Android, hybrid)– Web portals, CMS, CRM and API integrations– Technical audit, MVP validation, and ongoing supportTrusted by clients like Hyrox, Rimi Marathon, and Fabory Sport Events, we focus on delivering scalable and secure digital solutions tailored to the specific needs of sports and event tech businesses.

Software development services that deliver value. At Clover Dynamics, our mid-to-senior developers and subject matter experts drive full-cycle product development excellence, all backed by a 1-year warranty. Benefits for our Client ✓ 1-year warranty to ensure that our client's products perform well long after the launch. ✓ Unique AgilePulse™ methodology, ensuring on-time, complete, and high-quality delivery. ✓ Code quality - we follow CISQ, and ISO5055 standards and use Sonar, Github Copilot and Linters to ensure high code quality ✓ On-time product delivery - otherwise we pay a fee ✓ Cost-effectiveness through Customized Pricing - for our Clients' convenience Time&Material /Monthly fixed payment/ Fix-Price available. ✓ Fast project kickoff with an expertly vetted & efficient engineering team composition. ✓ Swift Team setup / Team Extension, starting from 3+ weeks ✓ Regular demo, reports to make our Client feel confident that everything is going fine with a product development. ✓ Friendly and Transparent Communication with Clover's Top Management and Team. ✓ Outcome-Oriented Culture Services ✓ Custom software development (Web & Mobile) ✓ Team extension & staff augmentation ✓ R&D and Discovery ✓ Architecture design ✓ UX-UI design ✓ Project management ✓ Quality Assurance & testing ✓ Maintainance after Product Launch Expertise ✓ Browser extensions ✓ Real-time communication (Chat & Messaging apps, Audio & Video calls) ✓ FinTech ✓ AI & Machine Learning ✓ WebRTC ✓ Marketplaces & Match-making platforms ✓ Document management systems ✓ Financial management systems ✓ End-to-end encryption ✓ E-commerceTech

Quality and Expertise. Founded in 2000, Soft industry Alliance focused on building a strong core team of professionals. Today, SIA is an international company, with offices in Ukraine and Estonia, with a team of 100 strong specialists in development, testing, business analytics, and project management. Growth, development, balance and harmony – this is the concept of the infinity sign. Being placed on our logo, this symbol reflects the Soft Industry’s business model: full software development life cycle and focus on a win-win long-term partnership. Our expertise: - Industrial automation; - Enterprise software development; - Custom software development; - Web development; - Mobile application development; - DevOps; - Testing & QA; - Dedicated team (Team-As-a-Service) / outsource.

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.

Software symphony for your business growth. Bits Orchestra is a full-cycle software development company specializing in digital transformation. Proven Success: With over 130 successfully delivered projects, we have empowered startups, SMBs, and enterprise leaders like Shaw Industries Group to achieve their digital transformation goals. As a Bronze Kentico Partner and recognized by Clutch in 2024 as one of the top 100 fast-growing companies and top Umbraco development companies, Bits Orchestra is your trusted partner for innovative solutions. With a development center in Lviv, Ukraine, our team of over 50 talented software engineers, QA experts, and UI/UX designers is dedicated to delivering high-quality solutions. Services we offer: Team Extension (Staff Augmentation, Dedicated Teams) Custom Software Development Enterprise Application Integration Web & Mobile Development UI/UX Design . NET development Our Key Technologies: Frontend: JavaScript/TypeScript, HTML5/CSS3, React, Angular, Vue, PWA Backend: Microsoft . NET, . NET core, ASP. NET Zero, ASP. NET, Entity Framework, Node, C# CMS(Content Management Systems): Kentico, Kontent. ai, Orchard Core, Umbraco, Sitecore AI integration Why choose Bits Orchestra? For Software Development projects: Bits Orchestra tailors every project to your specific needs, focusing on clarity and a client-driven approach. We maintain transparent billing and processes, along with comprehensive reporting and dedicated project teams—ensuring your project receives focused, expert attention without distraction. For Team Augmentation: Our team augmentation services stand out for their transparency in pricing and the thorough vetting of team members. Whether your project requires long-term engagement or short-term assistance, our flexible hiring models and dedicated account management streamline the process for efficiency and effectiveness. Bits Orchestra harmonizes technology with business goals to create symphonies of digital transformation.

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.

Generative AI and Chatbot development for web&mob. Softblues: Your Gateway to AI-Powered Innovation. Ranked among the UK's top 10 AI development companies, Softblues specializes in AI Assistants and seamless AI integration for businesses and startups. Our expertise extends to comprehensive software development, covering backend, cloud, and frontend solutions for web and mobile apps. Need to bolster your team? Our augmentation service provides top-tier engineers for project success. At Softblues, we craft digital experiences that transform ideas into reality. Our cutting-edge technology and expert guidance keep you ahead in the digital landscape. Ready to elevate your business with AI? Connect with Softblues today. Your vision, our expertise – a partnership for success.

We’re digital pioneers on a mission to turn every project into a breakthrough. With deep expertise and a product-oriented team, we transform challenges into enterprise-grade solutions. We partner with you to build scalable and user-friendly solutions that deliver required results. Let's craft together an exciting journey toward success.

The Company That Exceeds Your Expectations. SEVEN is an IT partner with time-tested expertise in solving complex software challenges requiring narrow specialization. One of our biggest strengths is finding unique approaches and solutions for startups and businesses. ✔️ We specialize in: - Web Development - Mobile Development - UI/UX Design ✔️ Our Top-Priority Industries and Directions - Healthcare - Education - Business - Social Networking - Video Conferencing - E-Commerce Solutions ✔️ We offer a number of WebRTC-based core solutions with the option to tailor them to your needs, both in terms of functionality and UI/UX: - White Label Video PPM Chat - PPM, PPS Video Chat Core With SEVEN, our clients team up not just with tech-savvy people but with a group of experts who know how technology influences the business and how to make it align with sustained growth in the future.