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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! 

We are a reputable IT Innovation House with a strong track record in supporting businesses from Pre-Seed to Series C, global accelerators, and VCs alike. Employing our ScaleFlex™ methodology as a framework for all engagements, we free business leaders to focus on commercial priorities.  

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.

Trusted software development partner. Brainence is a software development company building first-class products and growing development teams. Over the past 7 years, we've teamed up with over 50 startups and established enterprises, helping them create impactful software solutions and hire top tech talent. Our services: Full-cycle custom software development Dedicated engineering teams for hire Web and mobile development SaaS development and cloud migration Customization development UI/UX design Quality assurance and testing DevOps Our technology stack: ReactNative Angular React . NET . NET Core Node. js ASP. NET

 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

CallChecker is an AI-powered call analytics platform designed to give businesses complete control over their call-based operations. Whether you’re managing a call center, sales team, or customer support department, CallChecker helps you monitor 100% of your calls, surface valuable insights, and make data-driven decisions that drive growth. We don’t just help teams hear what’s being said — we help them understand what it means. What sets us apart:► Analyze every call (not just a sample) to ensure total visibility► Cut costs by 10x by automating manual quality control processes► Transform agent training and coaching with fast, AI-backed feedback► Ensure rule compliance through AI-enhanced script tracking► Enable faster onboarding and smarter development decisionsWith multilingual support and rapid setup, CallChecker is the go-to solution for teams looking to scale quality, not just volume.

Ciklum is a global Experience Engineering firm that stands at the forefront of innovation, blending next-generation product engineering, exceptional customer experiences, and cutting-edge AI. Its global team of over 4,000 highly skilled engineers, experience design specialists and consultants joins forces to engineer technology that paves the way for the future of your business.

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.

We are the A-Dev company and we specialize in delivering outstanding DevOps & Cloud services that you'll love. Whether you're a startup or a small to medium-sized enterprise, we have the expertise to develop cutting-edge Web & Mobile Solutions tailored to your needs. With a rich heritage spanning over four years, we are a constantly growing company that prioritizes our customer's needs, ensuring they stay ahead in the digital race. 🚀 Our areas of expertise:💭 SolutionsPlatform developmentSaaS app developmentWeb & Mobile software product development🔗 Enterprise application development & digital transformation services🍀 ESG services ☁️ Cloud & DevOpsCloud migrationCloud-native developmentCloud consulting servicesCloud discovery & optimization 💡 Industries & business domains we serve:FintechHealthcareE-commerce & retailE-learningTransportation & logisticsManufacturing 🖥️ Our services:Custom software engineeringEnterprise servicesApplication modernisationManaged IT servicesDevelopment team augmentationDiscovery phase (PoC development services) ✅ Dedicated Development Team:Project ManagerBusiness AnalystTechnical LeadSoftware DevelopersDevOps EngineersQA Engineers 💡Technology stack:Azure - Virtual Machines, Virtual Network, AKS, Storage, Azure SQL, Azure Entra ID, Azure Monitor and moreAWS - EC2, S3, EKS, Lambda, ECR, Route53, RDS, Elasticsearch and moreGCP - Compute Engine, App Engine, Storage, Cloud SQL and moreCI/CD - Azure DevOps | GitHub Actions | GitLab CI | Jenkins | ArgoCD and moreMicroservices - Helm | Kubernetes | DockerIaC - Ansible | Terraform | PuppetConfiguration Management - Ansible | PuppetPython - Django | Flask | FastAPIJavaScript - React. js | Vue. js | Angular

At Moohii, we craft IT solutions that truly make a difference. With offices in both Miami and Dnipro, we bring global expertise and local insights to deliver custom, scalable products designed to meet your specific needs. Our core strengths lie in big data, AI, e-commerce, and government services, where we turn complex challenges into innovative, impactful solutions. Beyond business, we proudly support Ukraine's fight for freedom by developing demining devices and providing essential ecosystem services for the government. At Moohii, we’re not just creating software—we’re building tools that transform lives and drive progress. Let’s work together to bring your vision to life.  

Premium Software Development Teams We are Group 107, a place where innovations, technologies, IT talents, and leading world companies meet to transform creative ideas into successful businesses. We have been operating in Lviv since 2020 and provide end-to-end software development solutions to enterprises of all types and sizes worldwide. Our company has a collaborative and fast-paced environment for development, engagement, and continuous professional growth. When providing premium IT services, we stick to three main principles of professional ethics: a deep understanding of business goals, transparency, and an agile approach. With our highly skilled specialists, your business will scale up at your desired pace. We deliver cutting-edge solutions for: Enterprise Software Development; SaaS; Quality Assurance; Business Analytics; Data Science; Big Data; Internet of Things; Industry 4. 0; Business Intelligence; DevOps; Blockchain; Cyber Security; Web Design; Web Development; Marketing; Apps; Search Optimisation. Our Promise: Our dedication to providing top-notch software solutions is based on prioritizing people above everything else. We look at every challenge from the end-user and business perspectives, and we combine the strength of design with our in-depth technological expertise to offer solutions that improve the user experience and add value. We take pride in delivering services on time while maintaining the welfare and social benefits of your remote employees. If you need to hire a team or want to know more about future growth options, do not hesitate to reach out to us today! Key Advantages: Full Transparency; Fast and effective recruitment cycles with the best-in-class candidates; High employee loyalty and engagement; Professional onsite Israeli team management. Group 107 is listed on the Tel Aviv stock exchange (TASE: G107) under the "Technology-Software and Internet" Sector.

ZONE3000 is a 2400+ experts strong technology innovator ranked within TOP-10 Ukrainian IT companies by DOU. We focus on Data Governance, Generative AI and Machine Learning solutions. Vertical focus is on Technology, Construction, E-commerce & Retail, Real Estate & PropTech. The company started its operations in 1998, is privately held and grows organically. Average customer engagement exceeds 10 years, and we are proud of unparalleled staff retention rates. ZONE3000 is actively hiring both within and outside of Ukraine. US, European and MENA markets is our main focus.