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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

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! 🚀

CodeGeeks Solutions is a software development company led by top-notch experts with over 15 years of experience in the industry. We are passionate about delivering innovative solutions, combining technical excellence with a deep understanding of our clients’ industries. From startups to enterprises, we’ve helped numerous businesses automate workflows, optimize processes, and enhance user experiences. With expertise in AI and SaaS development, we help companies streamline operations, boost efficiency, and drive growth. Our services include mobile and web app design, custom software and AI development. At CodeGeeks, transparency, collaboration, and a customer-centric approach drive every project.  

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.

Mobile App Design and Development Company Perpetio is your one-stop destination for app & web design and development. Operating since 2014, we’ve successfully delivered 150+ projects that top the charts in the market and are used by millions of people worldwide. Being a full-stack development company with an HQ in Tallinn, Estonia, and an R&D office based in Lviv, Ukraine, we cover: Business Analysis Planning, UI/UX Design Backend/Client Architecture Development Quality Assurance Deployment Maintenance and Support. If you’re looking for a winning partnership, contact us today and let’s get started! 🥇 Why Choose Us? - Our apps top the charts in AppStore/Google Play - 9+ years of success and counting - 100% English-speaking team Whether you need to launch your MVP quickly or need expert consultancy for your business, Perpetio is a great partner to help you succeed. So why wait? Let's create something amazing together! 🤝

Premium Software Development Teams We are Group 107, a place where innovations, technologies, IT talents, and leading world companies meet to transform creative ideas into successful businesses. We have been operating in Lviv since 2020 and provide end-to-end software development solutions to enterprises of all types and sizes worldwide. Our company has a collaborative and fast-paced environment for development, engagement, and continuous professional growth. When providing premium IT services, we stick to three main principles of professional ethics: a deep understanding of business goals, transparency, and an agile approach. With our highly skilled specialists, your business will scale up at your desired pace. We deliver cutting-edge solutions for: Enterprise Software Development; SaaS; Quality Assurance; Business Analytics; Data Science; Big Data; Internet of Things; Industry 4. 0; Business Intelligence; DevOps; Blockchain; Cyber Security; Web Design; Web Development; Marketing; Apps; Search Optimisation. Our Promise: Our dedication to providing top-notch software solutions is based on prioritizing people above everything else. We look at every challenge from the end-user and business perspectives, and we combine the strength of design with our in-depth technological expertise to offer solutions that improve the user experience and add value. We take pride in delivering services on time while maintaining the welfare and social benefits of your remote employees. If you need to hire a team or want to know more about future growth options, do not hesitate to reach out to us today! Key Advantages: Full Transparency; Fast and effective recruitment cycles with the best-in-class candidates; High employee loyalty and engagement; Professional onsite Israeli team management. Group 107 is listed on the Tel Aviv stock exchange (TASE: G107) under the "Technology-Software and Internet" Sector.

Reenbit is a сlient-focused software development company based in Eastern Europe. We stand out from the crowd because we're a solution partner ready to take customer challenges head on. We propose profound technical expertise and can work within any models that fit our client's needs, offering a dedicated team approach or staff augmentation. Our core specialities are software development and cloud consulting. Additionally, we offer mobile development, quality assurance, business analysis and business intelligence services. Cloud engineering services:Cloud consultingCloud developmentData engineeringSecurityDevOps maintenance and supportSoftware development services: Web developmentBack-end developmentFront-end developmentSaaS developmentDatabase consultingPOC, MVP, Prototype improvementWe are experts in the following technologies and tools:. NET: . NET Framework, . NET CORE, . NET 5/6, ASP. NET/CORE/MVC/Web Forms, Razor, Blazor, Entity Framework/Core, Web API, Roslyn. Azure: App Services, Function Apps, Logic Apps, Virtual Networks, Application gateways, Storage Accounts, Notification Hub, SignalR, Azure SQL, SQL Elastic pools, Data Factory, Event Hub, API Management, Service Bus, Azure Active Directory, Key Vault, Application Insights, Azure Cosmos DB, ARM Templates. Database: MS SQL, MySQL, PostgreSQL, Maria DB, Mongo DB, Cosmos DB, Azure Table Storage,  Redis DB, Azure Data Factory. Data Engineering: Power BI, Azure Data Factory, Azure Data Lake. CI/CD: Azure DevOps, Docker, Kubernetes, Github Actions, Jenkins. Cross-platform mobile development: React Native, Ionic. WEB: Angular, React, Node. js. Reenbit. Superior technical solution delivery to businesses on the verge of transformation.

UI/UX Design Agency,Web Design&Branding. Premium Nashville Web Design and Development Company We build attractive websites and bring creative ideas to life UPQODE is an award-winning Web Design and an SEO agency proudly serving in Nashville, Tennessee and across the US. We focus on website design and development and SEO optimization of the websites for both small businesses and large companies in the US and Europe. We're proud that our team featured in the lists of TOP 15 Web Design companies in the world in prestigious rankings. UPQODE is a customer-focused & quality-driven web design agency. Team of creative designers and highly-skilled coders Behind the company's success, there are highly-skilled and experienced web designers, developers, coders, project managers, QA engineers, marketeers & business development managers. But first of all, we’re a lovely family with common values of excellence, transparency, and trust. We're passionate about perfect communication in the website development process. We earned the trust of successful brands UPQODE team gets inspired by the online success of our clients. We're proud to have produced stunning digital projects for well-known brands. Our portfolio grows constantly with new creative works.

Trusted software development partner. Brainence is a software development company building first-class products and growing development teams. Over the past 7 years, we've teamed up with over 50 startups and established enterprises, helping them create impactful software solutions and hire top tech talent. Our services: Full-cycle custom software development Dedicated engineering teams for hire Web and mobile development SaaS development and cloud migration Customization development UI/UX design Quality assurance and testing DevOps Our technology stack: ReactNative Angular React . NET . NET Core Node. js ASP. NET

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.

Create winning solutionsBinariks is a tech partner that helps businesses undergo digital transformation at every stage of their journey and provides engineering services and consultancy by vetted experts. We provide software engineering and consulting services, build teams and products, and design complex architectures for international software companies and global enterprises. Binariks adheres to international security standards and holds AWS Select Consulting Partner, Google Cloud Partner, Gold Microsoft Partner, ISO 9001:2015, ISO 27001:2022 security and quality certificates. Industries:Healthcare✔️Healthcare Interoperability Solutions✔️Healthcare Cloud Solutions✔️Remote Patient Monitoring Software✔️Telemedicine Software DevelopmentFintech💳 Banking Software Development Services💳 Payment Software SolutionsEducation / Insurance / Delivery / AutomotiveExpertise:🔹 Cloud development & adoption🔹 Cloud migration & consulting🔹 ML&AI🔹 Big Data🔹 IoTServices:🔹 Full-Cycle Custom Software and App Development💠 Custom Web Development💠 Mobile App Development🔹 AWS Consultancy🔹 Google Cloud Platform Consulting🔹 Dedicated Development Teams🔹 Architecture Consulting🔹 UI/UX Design Services🔹 Quality Assurance Services 

Gart Solutions is a DevOps and Cloud solutions provider and a trusted partner in Digital Transformation for businesses.  We tackle tech challenges associated with Digital Transformation, allowing businesses to focus on scaling.  Our solutions help customers improve efficiency, reduce costs, automate operations, eliminate human errors in development, achieve the next level of infrastructure maturity, accelerate time-to-market, and more.  Explore our case studies: https://gartsolutions. com/case/