Find a company

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! 

Link The World To Digital. We are a leading software development company based in Ukraine, specializing in delivering tailored software solutions and top-notch IT consulting services globally. Our expert technical team, headquartered in Kyiv, consists of highly skilled web and mobile developers, inquisitive business analysts, talented UI/UX designers and QA engineers, and dedicated project managers. As a software outsourcing company and web development agency, we thrive on unlocking new opportunities for start-ups and establishment businesses that are looking to drive innovation and growth. Our main values are high-quality work, agile development methodologies, and excellent communication with clients at all stages of work. We assist our clients in achieving digital transformation by serving as a strategic partner, which results in the enhancement of their products, acceleration of service delivery, optimization of operational efficiency, and expansion into new markets. We are rapidly implementing AI and machine learning solutions into our clients' products and evolving as an AI development company. Our services include: Discovery stage (Business analysis) UX/UI design Mobile App Development Web App Development QA and testing DevOps IT consulting Our holistic approach ensures that we address every aspect of your project, from concept to deployment, to provide you with the most effective digital solutions. Proudly recognized as an Upwork Top Rated Agency, we've consistently proven our commitment to delivering excellence and innovation in every project we undertake.

100+ successful projects. 4+ years for driving growth. 10+ countries. Industries ranging from AI to Fashion. We transform your ideas into impactful visual stories, helping brands establish emotional connections that resonate deeply with audience and drive measurable result. Our expertise includes:✅Product design - crafting products users truly love✅Web/Mobile Application Design - intuitive experiences your customers expect✅UI/UX Design & Prototyping - ensuring every interaction counts✅WOW-Website Design - websites that instantly captivate visitors✅Web Development - seamless, scalable and reliable solutions Trusted by innovators in:✅ Emerging Startups in AI, ML, WEB3✅ Public Security, Cybersecurity✅ MedTech & Fintech✅ Art & Fashion, Events✅ AR and VR creators and more… Ready to elevate your business through powerful visual communication?Let us create something exceptional together😉

Our teams work best as single product engineering units, with goals such as growing an MVP towards product-market-fit, scaling technically and product-wise, or acting as R&D teams within larger companies building product MVPs or pivoting. WHY REBBIX TEAMS ARE EFFECTIVEStrong engineering managersTrack record in building successful online marketplaces and travel productsCo-located teamsResults-oriented cultureOUR EXPERTISEEngineering managementSoftware developmentGrowth & SEOProduct designProduct managementSRE & DevOpsData Analytics

R&D center and Development Team for your business. Newxel is a global provider of R&D centers and dedicated tech teams, offering end-to-end recruitment and back-office services. Choose Newxel for Rapid setup of global R&D centers / offshore teams in 3-5 weeks. Commitment to recruiting 5 engineers in the first month, 20 in three months, and 100 in a year. Transfer of all back-office operations to Newxel's side to reduce overhead. No-risk partnership with payment only once the team is formed. Transparent pricing model with a fixed price per talent per month. Our main services are IT Staff Augmentation. Custom Software Development. HR Outsourcing. Newxel's team of 30+ recruiters will search for top talents for your business in Ukraine, Poland, Romania, Portugal, Turkey, and Bulgaria. Once your Dream Team is hired, our local operations team and people partners provide ongoing support, ensuring high team satisfaction and performance, resulting in a 94% retention rate!

Scaling up engineering capacity. WeOne is an IT company, and a hiring platform for businesses of any size. Our goal is to connect IT professionals with companies in need. To provide this mission we’ve built our solution based on AI, and given a convenient way to connect businesses with desired talents. More than this, all talents on the platform are not only preselected by AI, they put through the vetting process, that contains fact checking, English proficiency tests, and qualification interviews with a coding challenge. On top of that, our company has enough capacity to advise and help in the areas of our expertise.

We treat customer projects as our ventures SPsoft is a Managed Services Provider specializing in end-to-end software development and providing top engineering teams for various aspects of software lifecycle management. Our health-tech and medical device clients recognize SPSoft as their trusted technology partner and advisor with deep experience in HIPAA compliant products and custom solutions development. Our experience includes: healthcare big data visualization, claims processing, SaaS platforms covering patient-payer-provider interactions, telemedicine solutions, patient-provider scheduling solutions with numerous EHR systems integrations, cloud migration, solutions for biotech, clinical trial processes automation, medical device software, machine learning, chatbot/smart assistant, RPA, blockchain, and automated testing solutions. We deliver value to our customers by getting them to the top of leaderboards in their product market niches, optimizing our clients' users' experience, increasing the LTV of our client’s users, and accelerating our clients' product roadmaps. We treat customer projects as our ventures — we do what is best for our clients' business, not what is most profitable for us in the short term.

Beetroot is a tech ecosystem of several companies working together to create positive impact at scale through software development and tech education. Combining Nordic business values and global tech specialists, we provide a wide range of tech services: development teams, cloud solutions, app development, and tech upskilling for teams and individuals. Founded in 2012, Beetroot has offices in Sweden, Ukraine, Poland, Bulgaria, and Vietnam.  

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.

COAX, a powerhouse software development company with 14 years of experience, crafts bespoke web and mobile applications for travel, retail, and eCommerce giants.

QArea provides award-winning web & mobile development services that help growing startups, mid-sized businesses, and enterprises scale their software solutions and development teams.  Company growth relies on two key components: building complex, high-load web solutions and developing long-lasting partnerships by focusing on the outstanding quality of the projects delivered. Since its establishment in 2001, QArea has grown into a leading mid-sized outsourcing company with 900+ completed projects and a CMMI-Dev Level 3 appraised, ISO 27001 certified product development team. Key services: - Web development - Mobile & web app development - UI/UX design - Product & MVP development - IT consulting - DevOps - QA and testing - Dedicated teamsKey technologies: - Front-end: JavaScript, React. js, Angular, TypeScript, Vue. js - Back-end: Node. js, Java, Golang, PHP, Python, C#, . NET - Mobile: React Native, Flutter, Ionic, Swift, Cordova - Other: WordPress, Odoo, WooCommerce, Shopify, Magento.

 Risesoft is a Ukraine-based technology company specializing in Web3 development and artificial intelligence. Our team of skilled developers and designers is dedicated to building cutting-edge blockchain solutions, with a strong focus on tokenization and Real World Asset (RWA) tokens, decentralized applications (dApps), and DeFi ecosystems, as well as advanced AI-powered applications. We bring deep expertise in smart contract development, tokenized asset platforms, and interactive digital experiences that seamlessly integrate AI capabilities with blockchain technology. Our AI solutions include natural language processing, machine learning, and predictive analytics, empowering clients to leverage intelligent automation alongside Web3 innovations. At Risesoft, we are passionate about pushing the boundaries of technology. Whether it’s a custom tokenization project, an RWA token platform, an AI-driven analytics solution, or a full-scale decentralized ecosystem, we deliver secure, user-friendly, and scalable solutions designed to excel in the rapidly evolving digital landscape.