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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! 

Since 2007, Avivi has been developing business software, namely custom CRM systems and add-ons for off-the-shelf products, eCommerce project development, bot implementation, and application of blockchain technologies to solve business problems. The most significant were projects of an international logistics service for the delivery of goods from the USA, a unique CRM system for organizing the full cycle of production and sale of products of a sewing company, and the development of a Telegram bot for all types of transactions with leading cryptocurrencies. In working with clients, Avivi uses a purely personal approach to each individual order to create a product that best suits each individual business.

Pecode is a full-cycle development agency focused on creating unique software for game-changing companies. We focus on developing web and mobile applications, from UXUI Design to deploying and maintenance. Our main strength is Quality Assurance. We offer a custom QA strategy and its full implementation. Along with an analysis of functional opportunities and both Manual and Automated testing of the application. Founded in 2017, today Pecode is a community of more than 160 professionals with 7+ years of experience in 10+ industries, and hundreds of successful projects.

Agiliway is a custom software development and IT consulting company headquartered in Austin, Texas, with development centers in Poland (Krakow) and Ukraine (Lviv, Chernivtsi, Ivano-Frankivsk). By bringing together the most talented engineers, high technical expertise, and passion for technology, we create unique software solutions for our clients that change the world. What we do:- Machine Learning and Artificial Intelligence - Custom Software Development and Consulting - Business Intelligence - Enterprise Solutions - CRM Implementation Services - CTO as a Service - Business Process OutsourcingAgiliway is an ISO 27001:2022, ISO 9001:2015 certified company, AWS Partner, and is recognized as a Microsoft Gold Partner, the highest level of partnership with Microsoft. 220+ professionals located in Eastern Europe and the US provide our partners with a full range of software services. Agiliway is happy to have further expanded our experience. We are ready to work on new challenging projects. If you feel like this might be yours, don’t hesitate to contact us.

8allocate is an AI solutions development company that helps businesses accelerate growth, streamline operations, and enhance decision-making. Founded in 2015 and headquartered in Tallinn, Estonia, with R&D centers across Central and Eastern Europe (Poland, Ukraine, Romania) and Latin America, we empower organizations in FinTech, EdTech, Construction Technology, and other high-growth industries. We build AI-driven solutions that transform operations, unlock new efficiencies, and enable real-time decision-making. From automation and predictive analytics to Agentic AI and scalable cloud-based platforms, these solutions provide a strategic advantage by seamlessly integrating AI into business processes, ensuring adaptability, resilience, and sustained growth.

Red Jumpers agency specializes in IT outsourcing and outstaffing. We connect companies with the best tech talent worldwide, offering unique solutions tailored to each project's needs. We deliver fast, flexible, and cost-effective IT solutions on demand.  Our agency unites 800 hundred IT companies with various skills and experiences, from UX design to AI-driven solutions. With us, companies get access to unique projects and the chance to extend their expertise by entering the pool of carefully selected IT companies ready to share their knowledge.  For our work, we use the RJ app, a comprehensive platform designed and developed by our team. It streamlines IT outsourcing and outstaffing processes. It is a tool where companies can track active requests, submit developer profiles, and receive real-time feedback without unnecessary follow-ups. The platform also functions as an internal CRM, allowing our team to manage client relationships, monitor performance analytics, and optimize operations. By automating these processes, RJ app increases efficiency, enhances partner collaboration, and drives business growth. Our main strengths:- Expertise from HTML to AI- 800 partners pool- 200 satisfied clients- 8 years on the market- Average time to hire - 48 hours  

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.

XPAY Group LLC – Digital Payment SpaceXPAY Group LLC (XPAY) combines two main business directions:Payment Service Provider (PSP): Facilitates payment processing and provides services to a wide range of participants in the Ukrainian e-commerce market. Fintech Company: Specialises in the development of innovative products and services for the financial market. Our flagship product is a software and hardware solution designed to facilitate electronic money operations. In less than a year and a half, we have grown from a startup to a financial services provider. Since 2018, the company has successfully operated in the B2B segment, maintaining a stable client portfolio. The company holds the status of a "Technological Operator" of payment services, with its operations authorised by the National Bank of Ukraine (Notification of inclusion in the Register of Payment Institutions: No. 27-0018/33703 dated 19. 06. 2018). XPAY adheres to international security standards, including PCI DSS Level 1, version 4. 0.

Intsurfing, established in 2016, specializes in big data. We build robust data pipelines, ETL processes, and data harvesting flows. Our team leverages Scala, Java, . NET, C#, and Python on AWS, GCP, and Azure platforms to ensure your data infrastructure is efficient, secure, and built to handle growth. Our clients gain the ability to collect, process, and analyze data from nearly any source—websites, images, PDFs, and multilingual documents. Whether you need real-time data for operational decisions or structured insights for long-term strategies, we make it happen. In 2020, we launched Nannostomus, a cloud-based tool that simplifies web scraping. It empowers teams, even those with minimal technical skills, to collect and utilize web data while keeping costs low.  Choose Intsurfing for your next big data initiative and benefit from the expertise behind 220+ completed projects.   

Friction-Free Offshoring. Quality, Guaranteed. We love offshoring but hate when people get lousy products because of poor communication or bad developers. Our mission is to bridge the gap between businesses and offshore developers. We manage small-medium sized IT projects to make sure businesses get the quality product they need at a price they can stomach. COMMUNICATION IS KEY Worried about language (or culture) barriers? We know a breakdown in communication can stop a project dead in its tracks. That’s why we have native English, German and Ukrainian speaking staff who understand the language, and the culture. CUTTING EDGE TECHNOLOGY We use the right technology to get the job done, mixing old workhorse tech with the best of what’s new. In the end, you get the perfect mix of usability and innovation to keep you running for years to come. IT’S THE QUALITY, STUPID Other guys over-promise and under-deliver. We don’t want you to settle for less than you deserve. We deliver a polished product that you can be proud to show off and use.

Founded in 2022, in the heart of Kyiv, Zapal aims to provide top-notch IT solutions with product vision. We ignite SMBs, startups, SaaS platforms, businesses, and NGO’s with our powerful engineering & design solutions.  Thus, you may focus on scaling up and traction, while we handle all the tech and push the boundaries of your project. Our clients’ success stories already include projects like: Investment platform development, Educational project release, Mental Health App creation, retail company & HoReCa software development & lots of others. Core Services to boost your project with Zapal:Web developmentMobile development based on Flutter and React NativeDevOps engineeringAutomation and manual quality assuranceUI/UX designIdentity and branding designZapal’s product-centric IT services are already in France, UK, USA, Canada and more to be deployed. Our expertise, dedication, and creativity has already developed innovative and cost-effective solutions for our clients, optimized and automated processes, and boosted sales for businesses. Zapal aims to build strong, long-lasting partnerships. You too?Let’s ignite your project with our powerful design and engineering solutions!Contact Zapal: hello@zapal. tech, or directly our CTO: bohdan. kucheriavyi@zapal. tech

LIGA360 — це продуктова IT-компанія, що розробляє комплексну інформаційно-аналітичну платформу для бізнесу, юристів, бухгалтерів, HR та спеціалістів із комплаєнсу. Рішення LIGA360 поєднує інструменти для моніторингу законодавства, аналітики, управління ризиками та перевірки контрагентів, забезпечуючи бізнесу прозорість і безпеку прийняття рішень. Платформа інтегрується з державними та корпоративними системами, підтримує BI та AI-технології, надаючи користувачам швидкий доступ до перевірених даних і рекомендацій. LIGA360 допомагає компаніям працювати ефективніше, знижувати ризики та залишатися конкурентними в умовах динамічного ринку.