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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! 

At Codifire, we are your trusted partner in software development and maintenance. Whether you're building a new tool, developing a complex platform, or enhancing your digital strategy, we provide top-tier remote software engineers with the expertise and experience your project requires. Why Codifire?Our culture and approach set us apart as the most seamless and reliable partner for:✅ Developing high-quality software solutions✅ Creating and scaling digital products✅ Enhancing digital transformation strategiesOur Impact in Numbers75+ Experienced software engineers2 Sales offices in the Netherlands10+ Years of industry experience2 Delivery centers in Ukraine (Chernivtsi & Uzhhorod)

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.

 ImproveIT Solutions is a TOP-rated European software development company with 10 years on the market and senior Web, Mobile, AI, and DevOps engineers. Trusted by 80+ companies worldwide, we help you build high-quality digital products, scale your engineering team flexibly, reduce development costs, and collaborate under clear, EU-compliant agreements.  One Partner for Web, Mobile, AI, and Cloud - you get everything in one place:- Custom software development for Web/SaaS, Mobile, and AI/ML- MVP development- Dedicated development teams (buyout option) and IT staff augmentation- DevOps and Cloud engineering (AWS, GCP, Azure)- Engineering consulting and discovery- UX/UI and product support- Build Operate Transfer (BOT) model for long-term tech scaling Proven Expertise Across Industries:- Healthcare and Wellness- Cybersecurity- FinTech and Accounting- Logistics and Delivery- Real Estate- Education and E-learning- Retail- Travel and Hospitality- Media and Entertainment Why Companies Trust ImproveIT Solutions:- Proven delivery track record - 200+ software projects completed with consistent 5-star reviews- Strong engineering culture - only vetted mid-senior and senior developers- Transparent processes - predictable sprints, clear reporting, fast communication- Zero risk start - flexible scaling and quick trial- Full IP protection - all code and rights belong to you- Business-oriented mindset - support for architectural and product decisions, and long-term planning With ImproveIT Solutions, you get a reliable nearshore European engineering team that helps you:- Deliver high-quality software faster- Scale engineering capacity efficiently- Protect your budget with predictable costs- Secure all IP rights- Maximize ROI at every development stage Contact us via:Web: www. improveit. solutionsE-mail: info@improveit. solutionsWhatsApp +380502096705OUR SERVICES

We build products that make money

Virtido - Empowering your ideas. We are Virtido, an innovative, Swiss-based business process outsourcing and IT company. We realize your ideas and projects - from strategic concept to technical implementation. We deliver turnkey custom made software in close collaboration (agile development) with our clients – we provide the full project team from architecture over UI/UK, coding, DevOps, QA to project management, Our own nearshoring-platform allows you a cost-effective execution.

Onix is a full-cycle software development company that builds well-suited solutions to drive company outcomes for startups, small and medium-sized businesses. 1100+  Successfully delivered projects24+  Years of experience in software development55+ Countries represented by clients370+ Talented multi‑dimensional expertsWe’re a competent software development team that delivers reliable products for various industry domains:-> eLearning-> Travel & Tourism-> Healthcare-> FinTech-> Sports & Fitness-> Retail & E-commerce-> SaaSWe offer a full range of software development services to shape your idea into a viable product and help your business succeed. Our development services comprise well‑established methodologies and years of experience in building exceptional custom software solutions on time and within budget!Get innovative, secure, and solid products using our full-cycle software development services:-> Mobile App Development (iOS, Android, cross-platform solutions)-> VR/AR Development-> Web Development-> UI/UX Design-> DevOps-> QA-> Building a Dedicated Team-> Discovery Phase-> MVP Development-> UX Audit-> Lean InceptionOur solutions boost clients' business efficiency and satisfy users'expectations. We use a reliable and top-notch set of technologies to deliver products of the highest quality. Backend development: Python, Node. js, Java, Ruby, PHPFrontend development: React. js, Vue. js, CSS, HTML5Mobile development: Kotlin, Flutter, Swift, Objective-C, React NativePlatform customization: Shopify, WordPress, Salesforce,  Magento,OpenCart, CanvaVR/AR and 3D design: Unity, Visual Studio, Blender, Maya, Houdini, V-RayCloud storage: AWS, Azure, Google Cloud Platform,  Heroku, DigitalOceanOur software development model is fully transparent and efficient since we use the agile approach to manage the development process. Need help developing a web or mobile app?GET IN TOUCH WITH US FOR A FREE CONSULTATION!

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.

We are a dedicated team of IT professionals based in Ukraine, with over 3 years of experience in providing innovative technology solutions to businesses worldwide. Our journey began with a passion for harnessing the power of technology to drive progress and streamline operations for our clients. Today, we are proud to be a trusted partner to organizations across industries, delivering cutting-edge software solutions and IT services that make a difference. What We Do Best:Custom Software Development: We specialize in building bespoke software tailored to your unique needs, ensuring seamless integration with your business processes. Web & Mobile Development: Our team creates high-performance, user-friendly websites and mobile applications that provide exceptional experiences for your customers. IT Consulting & Strategy: Leveraging our deep industry knowledge, we guide in selecting the right technologies, developing efficient IT strategies, and optimizing existing systems. At FixIT, we are driven by a relentless commitment to excellence and a passion for helping our clients succeed in a rapidly evolving digital landscape. Our team is dedicated to staying ahead of the curve, continuously learning, and adapting to new technologies to ensure we provide solutions that drive lasting success.  

Full-cycle iOS and Android Application development agency from Zaporizhzhya, Ukraine. Website-portfolio: https://cookiedev. com/ Full-cycle means that we provide services at every stage of iOS and Android application development process.  We grow our business by helping our customers to grow theirs.  We build iOS apps (iPhone, iPad) and Android apps (phone and tablet) of any complexity or style (material style, flat style):- delivery and ordering systems related applications- logistics mobile applications- marketplace apps- video and chat applications, WebRTC / VoIP, socket connection- booking mobile apps- online TV applications- educational applications- applications for online stores- cleaning services- in-app purchases and in-app subscriptions related apps- iOS apps with iOS specific features- Android material apps with Android specific features- AndroidTV applications- you tell it - we do it iOS skills include but not limited to:- Swift 3 / Objective-C- iOS SDK, xCodeb- Protocols: JSON-RPC, XML, RPC, SOAP, REST. - Integration with existing social networks: Facebook, Twitter, Vkontakte, G+- 2D games: Cocos2D, Cocos2Dx- E-books (static or interactive), Newsstand- Databases: SQLite, CoreData- BLE 4. 0- Mobile advertisement: iAd, AdMob, AppLeads, Flurry, AdWhirl- Other servises and SDKs: Braintree, Liqpay, Yandex. Money, Branch, Maps (OSM, Google, Apple), LinPhone, FrozenMountain, ooVoo, Flurry Analytic, Google Analytics, Crashlytics, Test Flight, other Android:- Java / Kotlin- Encryption: OpenGPG. - Protocols: JSON-RPC, XML-RPC, SOAP, TCP/IP. - simple applications OpenGL ES- Integration with social networks (Facebook, Twitter, Vkontakte, MailRu, Odnoklassniki), Google services (e. g. Youtube, Google Cloud Printing), Payment gateways (Braintree, PayPal, Liqpay, Yandex. Money)- Interaction with external devices (BLE 4. 0/SPP/USB). - Android SQLite- Google Billing, in-apps- VoIP and WebRTC integrations React Native skills:- TypeScript- Node. JS (MERN stack)- JavaScript- ES6+- MongoDB- HTML5, React, CSS- Redux- Material UI Web technologies stack:- React. js,- Angular. JS, Angular 2+- Laravel (PHP framework),- Symfony (PHP framework),- Node. JS,- VueJs- Express. js,- Bootstrap,- Jquery- Integration with social networks (Facebook, Twitter, Vkontakte, MailRu, Odnoklassniki), Google services (e. g. Youtube, Google Cloud Printing), Payment gateways (Braintree, PayPal, Liqpay, Yandex. Money)- Protocols: JSON-RPC, XML-RPC, SOAP, TCP/IP and much much more.  You come to us with an abstract idea and after time we’ll submit a fully functional app to AppStore or Google Play Market. We create Tech Specs documentation, mockups, app designs, development itself, application updates as well as upgrades, along with many other services more or less connected with iOS and Android development.  

We are a group of Ukrainian FinTech companies with a fast-evolving business ecosystem. Our core business, Checkbox — already #1 in the market of digital cash registers (DCR). From small coffee shops to industry giants, we give businesses peace of mind by eliminating bureaucracy, ensuring secure trade, and keeping them fully compliant with the law. Meet the main products of our fast-evolving FinTech ecosystem:Checkbox – a market-leading digital cash register solutionCheckbox Banking – smart solutions for payments and SMB financingDubidoc – a document workflow for IT teams with AI featuresPosbox – a smart AI-powered POS that makes growth easyand many more products are coming soon! Among our clients: Glovo, KFC, Foxtrot, Luxoptica, INTERTOP, Synevo, Puma, MHP

Technology consulting and engineering company. Lemberg Solutions is a tech consulting and engineering company that creates IoT products, Digital experiences, and AI solutions. Our clients rely on our full suite of engineering services and industry experience to build new products and bring digital transformation to existing systems. With headquarters in Lviv, one of the biggest technology hubs in Eastern Europe, our 160-strong team of engineers, architects, designers, project managers, business analysts, and data scientists works with clients from Europe and North America. The Lemberg Solutions team provides engineering, consulting, and business services including: Engineering Web Development Mobile Development Embedded Engineering Cloud & DevOps Data Science Drupal Development Consulting Discovery Tech Advisory Business Product Development Team Extension Support & Maintenance