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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! 

Linkos Group is a leading Ukrainian IT company, specializing in developing innovative digital solutions tailored for business automation needs.  For over 25 years, Linkos Group has created IT products in e-reporting and e-document management, widely used by accounting professionals and businesses across the country.  Linkos Group product line: ⬢ Medoc is a program for e-document management and e-reporting. Winner of the international competition-festival of the best goods and services: "Choice of the Year 2019" and "Choice of the Year 2020" in the nomination "Commercial Program of the Year for Reporting and Electronic Document Management". Ukraine’s leading e-reporting and e-document management software, trusted for 25+ years. All reports, invoices, acts, and contracts in one platform, with iXBRL and SAF-T UA solutions.  ⬢ SOTA is a web service for e-reporting, tax invoices, contracts, and receipts with browser-based, secure workflows. Submit reports, sign documents, and register receipts. Includes a mobile solution for electronic consignment notes for all transportation participants.  ⬢ Cashalot is an all-in-one solution that integrates software-based cash registers, warehouse accounting, and comprehensive analytics for both cash registers and cashiers. Recognized as the best technological solution (The SUP — Union of Ukrainian Entrepreneurs — 2023 Award).  ⬢ CloudKey is a secure cloud-based electronic signature, provided and safely stored by the Key Certification Centre “Ukraine”. Sign documents anywhere, without being tied to specific hardware. Integrates seamlessly with popular software and e-services for citizens. ⬢ Linkos ERP is a next-gen ERP for efficient governance and operations. A flexible, service-oriented platform featuring low-code/no-code, AI agents, and operational analytics for accounting, finance, logistics, and HR. Scalable, secure, and compliant. ⬢ ISpro is a global ERP software package designated to automate accounting and management at enterprises and budgetary institutions.  ⬢ FlyDoc is a service for direct exchange of primary documents with counterparties from the accounting system.  ⬢ PTAH is a platform that provides roaming of electronic documents between different platforms.

MVP for You Startup: We offer you our professional team with high-quality project management, established processes, and advanced technologies to build a minimum viable product (MVP). Partner with our bespoke MVP development company to create new opportunities for your business . CTO as a Service: With CTO advisory services, you don’t necessarily need to hire one in-house. Access the expertise and strategic guidance of such an expert on a contract basis. Staff Augmentation: 10 Years of providing software development and staff augmentation services have made us experts in creating all kinds of digital solutions for businesses.

Conscensia is a Danish software development company with headquarters in Aalborg (Denmark) and development centers in Lviv (Ukraine), Warsaw (Poland) and Porto (Portugal). With the right nearshore partner, you can scale your development and reduce time-to-market on cost-effective and flexible terms. Conscensia has more than 18 years of experience in helping companies create the best software solutions for their businesses. We focus on development within JAVA, . NET, JavaScript (both frontend and backend), Azure, Python, PHP, DBA, BI, Mobile Development (iOS/Android), Quality Assurance, and others.  Our development centers have a Scandinavian management style that focuses on personal development and work-life balance.  

Solidity is a leading IT company renowned for delivering innovative and reliable solutions to businesses around the world. Specialising in high-performance systems, Solidity ensures that customer's operations run smoothly around the clock. The company's expert team, trusted technologies and commitment to innovation make it a preferred partner for organisations seeking to optimise their business performance. Solidity partners with global vendors to deliver cutting-edge solutions that ensure security, operational efficiency and competitiveness in a rapidly evolving marketplace.  The company's core services include Financial Security, providing advanced fraud prevention and risk management solutions; Custom Software Development, creating scalable solutions tailored to business needs; and IT Infrastructure Solutions, designing and supporting systems that optimise business operations and ensure business continuity.  With strong partnerships with industry leaders such as IBM, Cisco, Check Point and Red Hat, Solidity integrates the latest technologies to deliver secure, reliable and high-performance solutions that enable businesses to thrive in a dynamic digital landscape.

Jappware - we build your software product.   1—We have our own software products and understand the entire product development cycle rather than just coding and implementing tasks. 2—We grow an engineering culture that understands the business side and acts as a part of our client's company. 3—Products we build for our clients become a massive multiplicator of their business evaluation.  Top EngineersJappware engineers are technically advanced specialists with strong technical skills and innovative, critical thinking, and problem-solving skills. Some of their main features include a high level of English, soft skills, and the ability to communicate ideas.  Latest TechnologiesConstantly following modern, up-to-date, and trusted technologies, we have gained the experience to choose the best technical solutions based on business needs rather than trends that didn't prove themselves during the time. Jappware is a community leader above others.  TrustWe aim at integrity, experience, and technique. We foster honesty and openness, and mutual trust is the foundation of the successful accomplishment of any process. Honesty and trustworthiness are the two main elements of what we invariably offer to our clients.  QualityOur attention to detail and quality is unmatched in the IT industry. We are willing to succeed in our solutions and value our customers' success equally as our own. Our work is not just the service we provide; it's about sharing development risk.  AttitudeWe are willing to succeed in our solutions and value our customers' success equally as our own. Our work is not just the service we provide. It's about sharing development risk.

Integrity Vision is a Ukrainian IT services company. It automates business by developing end-to-end solutions. This helps to increase the efficiency of organisations. Business processes are optimised, which has a positive impact on the ease and speed of business operations.

The Real-Time Business Platform

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.

Obriy AI is a Ukrainian technology company specializing in building agent-based AI solutions for business. Founded in 2023, our team combines over 60 years of entrepreneurial and technical expertise in IT, artificial intelligence, and enterprise operations. Our flagship product, Sure AI, is a multi-agent system that automates first-line support and business communication. Sure integrates with popular platforms (Zendesk, Telegram, Viber, Instagram, etc. ), answers customer inquiries 24/7, reduces operator workload by up to 30%, and improves overall service quality. Beyond Sure, we are developing Lens (a knowledge and training platform) and Oz (a workflow management tool). Our solutions target enterprise retail and e-commerce and are already being piloted by leading market players. Key achievements:Graduated from the YEP! Accelerator program and became semi-finalists at IT Arena. Launched pilot integrations with enterprises handling thousands of customer requests monthly. Built a proprietary Trustworthy AI architecture with contextual routing and safety guardrails. Our mission is to help businesses scale faster by reducing support costs and elevating customer experience.

unicrew is a nearshore software development company with offices in Ukraine, Poland, the UK, and Azerbaijan, which helps us align with several time zones. Our key nearshore software development center is inhabited by 100+ programmers, and we continue to hire and grow more IT talents. In addition to being powered exclusively by senior-level engineers, we also focus on high-level experts in business analysis and solution architecture to ensure that our solutions efficiently meet business objectives.

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!