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We develop modern web applications and software tools for international companies and startups, and we assist with migrating applications to a world-class level

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.

ALGABAS, established in 2008, is pleased to present itself as a technology partner for your projects. Over 15 years, we have evolved from a security systems company into a comprehensive systems integrator and software developer. Our key achievements and competencies:Government Information Systems: Certified Diia. Engine platform developer with successful implementations Information Security: Building secure networks using FortiNet solutions, implementing comprehensive protection systems (ATP, NGFW, DDoS-Protection, WAF, two-factor authentication)Software Development and Implementation: Creation of MES systems based on BAS (1C), product tracking systems implementationComprehensive IT Solutions: Server infrastructure design (Supermicro, DELL, NetAPP), virtualization (VMware), video conferencing systems, technical securityOur professional team ensures full-cycle project implementation: from design to deployment and support. As a single integrator, we optimize both costs and implementation timelines. We would welcome the opportunity to discuss potential collaboration and present our capabilities in detail. Best regards, ALGABAS

At Blackbird, we empower startups to thrive. Specializing in Seed and Series A companies, we extend runways by enabling engineering teams to focus on growth-driven features while we take care of everything else. With offices not only in Ukraine but also in Colombia, Spain, and Poland, we bring deep expertise in SaaS, cloud-native products, frontend applications with React, and both native and cross-platform mobile apps—all within a fast-growing tech ecosystem that operates with zero downtime. Want to know how we can help? Reach out! Our team will conduct a comprehensive tech assessment and present tailored options to elevate your startup to the next level.

Tallium is a trusted partner for your business innovations. We are focused on crafting custom mobile and web applications for both startups and large enterprises, assisting our awesome clients and partners all the way from concept and design to finished product, launch, and maintenance. Our close-knit team consists of 100+ IT experts, including top-skilled UI/UX Designers, professional Software Engineers, QA Engineers, Project Managers, Product Owners, and Business Analysts. We have extensive expertise in FinTech, Healthcare, and Education, as well as in creating functional and large-scale marketplaces, social platforms, engaging mobile applications, and advanced AI algorithms. We are also happy to provide Consulting services on building reference Agile development processes using SAFe frameworks, as well as to ensure Staff Augmentation and empower existing teams with our best talents. Working with customers from all over the world, we promote innovation, push the boundaries of design and use only the latest technologies to charge great ideas with technical excellence and flawless execution.

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

R&D teams for any challenge. Crunch is a digital partner for global organizations that want to grow their business fast or strengthen their software development capabilities. Our expertise gives companies in the US, UK, Canada, Switzerland, Germany, Netherlands, Denmark, and Norway a competitive edge to achieve business goals. Our expertise includes end-to-end software development, digital services and consulting, AI&ML development, DevOps and cybersecurity competencies. Why companies choose us: Full-cycle development from a rough idea to ongoing support and maintenance; Effective recruitment process allows us to build dedicated teams faster than other IT companies do; Assemble the team of middle and senior qualified software engineers nearshore; Proven DevOps expertise that allows organizations to automate core processes. Technologies we work with: Backend: Python, Java, C#, . NET, Ruby on Rails, Node. js, C++, Scala Frontend: Angular, React, Vue. js, jQuery, Ember, TypeScript Mobile: React Native, Xamarin, Ionic, Kotlin, Swift Just drop us a line, we are ready to implement all your bold ideas!

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!"

At GeeksCode, we're not just coders; we're architects of digital solutions. We're a team of passionate developers, engineers, and designers with a proven track record of transforming complex ideas into elegant and efficient software. Our ExpertiseWe specialize in crafting cutting-edge mobile apps, responsive web platforms, and robust server-side systems, empowered by the latest advancements in AI and machine learning. Whether you need a user-friendly mobile app to engage your customers, a dynamic website to showcase your brand, or a powerful backend to handle complex data processing, we have the expertise to bring your vision to life. Relevant ExperienceOur portfolio speaks for itself. We've successfully delivered projects for clients across various industries, including media, education, healthcare, construction and utility apps. From planing to release, we've consistently exceeded expectations and helped our clients achieve their business goals. Client EngagementWe believe in building strong, collaborative relationships with our clients. We take the time to understand your unique needs, challenges, and aspirations. Our approach is personalized, transparent, and results-driven. We're not just building software; we're building partnerships.

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.  

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.

SOFTWARE DEVELOPMENT & MANAGED SERVICES FOR AWS-BASED BUSINESSESWe build, modernize, and support software products optimized for cost, security, and top performance. By partnering with Romexsoft, you gain the benefits of a high-performing in-house team — without the overhead costs. Established in 2004, Romexsoft is an AWS Advanced Tier Services Partner, a trusted software development vendor, and a managed services provider. We have a proven track record in industries such as Healthcare, Biotech, Fintech, E-commerce, EdTech, and AdTech. Our services:- Custom Software Development (web and mobile)- AWS Cloud Consulting- Software Testing- DevOps Services (24x7 AWS DevOps Support, Cost Optimization, Security Optimization, Modernization, CI/CD)Expertise:- Cloud Application Development- Application Modernization- AWS Cloud Migration- Infrastructure on AWS- DevOps Services- 24x7 DevOps Support