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ExtTech

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Vinnytsia Raion, Ukraine
Your engineering team, on demand.
ExtTech (Extension Technologies) helps startups and growing businesses ship great software — fast. Since 2019 we've worked as a remote-first partner for clients across Europe, either extending in-house teams with senior engineers or delivering full products end-to-end. What we do: Dedicated development teams — vetted senior engineers who embed in your workflow and ship from week one Full-cycle product development — from discovery and design to launch and scale Web & mobile applications AI & data solutions UI/UX design QA & test automation DevOps & cloud infrastructure Why teams choose ExtTech: Senior, pre-vetted talent — no ramp-up, real output from day one Flexible engagement — scale your team up or down as needs change Outcome-driven: we own delivery, not just hours Transparent communication in an EU-friendly time zone Looking to extend your team or build from scratch? Let's talk.
15 people in their team
Speaks English, Ukrainian, Russian
Sortlist member since 2026
Founded in 2019
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Services

12 services offered by ExtTech

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  • Description
    ExtTech is a full-cycle software development company helping startups and businesses build scalable digital products. We specialize in custom software development, AI integrations, SaaS platforms, CRM systems, and web & mobile applications. Our team provides dedicated developers and end-to-end product development from idea validation and UX design to deployment and long-term support.
    Skills in Software Development (19)
    Web DevelopmentReact DevelopmentCustom Software DevelopmentIntegrationAngularJS DevelopmentAngular DevelopmentSQL DevelopmentSoftware EngineeringSoftware ArchitectureJavascript Development+9
    Learn more about Software Development
  • Description
    We build fast, scalable web applications — SaaS platforms, customer portals, admin dashboards and e-commerce. Our core stack is React, Node.js and TypeScript, with clean architecture, REST/GraphQL APIs and CI/CD from day one. You can hire a dedicated team that plugs into your workflow, or have us deliver the full product end-to-end — from discovery and UX to launch and scale. Senior engineers, transparent communication, EU-friendly time zone.
    Skills in Web Application (25)
    Web DevelopmentVue.jsProgrammingWeb ApplicationReact DevelopmentNode.js DevelopmentAPI DevelopmentWeb Application DevelopmentSaaS MarketingNext.js+15
    Learn more about Web Application
  • Description
    We design and build native and cross-platform mobile apps for iOS and Android. Core stack: React Native and Flutter for cross-platform, Swift and Kotlin for native — with clean UX, offline support, push notifications, payments and third-party integrations. We take products from MVP to App Store / Google Play launch and ongoing scale. Hire a dedicated mobile team that plugs into your workflow, or have us deliver the full product end-to-end.
    Skills in Mobile App (30)
    Custom DevelopmentMobile App DesignMobile CommerceReact Native DevelopmentHybrid Mobile AppApplication DevelopmentKotlinAndroid App DevelopmentMobile PrototypingMobile SDK Integration+20
    Learn more about Mobile App
  • Description
    We design intuitive, conversion-focused interfaces for web and mobile. Our process covers user research, wireframing, interactive Figma prototypes and polished UI — delivered as a scalable design system your developers can build from directly. From product MVPs and SaaS dashboards to landing pages and full redesigns. Design that ships: we work hand-in-hand with engineering, so what you approve is exactly what gets built.
    Skills in Ergonomy (UX/UI) (23)
    Web DesignUX DesignUI DesignResponsive Web DesignPrototypingUsability TestingMobile App DesignUser ResearchMobile CommerceLanding Page Design+13
    Learn more about Ergonomy (UX/UI)
  • Description
    We build AI-powered products and integrations that deliver real business value — not demos. From LLM and generative-AI features, chatbots and intelligent assistants to computer vision, predictive analytics and recommendation systems. We handle the full pipeline: data engineering, model development/fine-tuning, production deployment (MLOps) and integration into your existing apps. Senior ML engineers, pragmatic scope, measurable outcomes.
    Skills in Artificial Intelligence (30)
    Machine LearningDeep LearningData ScienceNatural Language ProcessingIntegrationCI IntegrationVirtual AssistantChatbot DevelopmentPredictive AnalyticsVirtual Receptionist+20
    Learn more about Artificial Intelligence
  • Description
    We set up and run reliable, scalable cloud infrastructure so your team ships faster and sleeps better. CI/CD pipelines, containerization (Docker/Kubernetes), Infrastructure as Code (Terraform) and cloud architecture on AWS, Azure and GCP — plus migrations, cost optimization and 24/7 monitoring. Whether you need a one-off setup or an embedded DevOps engineer, we make your delivery pipeline boringly dependable.
    Skills in Cloud Consulting (30)
    Cloud ComputingMedia MonitoringDevOpsKubernetesIaaSPaaSMicrosoft AzureCI IntegrationCloud StorageCloud Architecture+20
    Learn more about Cloud Consulting
  • Description
    We craft fast, modern websites that convert — corporate sites, landing pages and marketing sites. Clean responsive design, strong performance and SEO-ready code, built on modern frameworks or WordPress/Webflow when that fits best. From a single landing page to a full multi-language website, designed and developed end-to-end.
    Skills in Website Creation (25)
    Web DesignWebsite DevelopmentResponsive Web DesignWeb ContentLanding Page DesignSmall Business Web DesignEcommerce Web DesignWordpress DevelopmentWordpress DesignWebsite Optimization+15
    Learn more about Website Creation
  • Description
    We build online stores that sell — custom storefronts and platforms on Shopify, WooCommerce, Magento or fully custom. Secure payment integration, smooth checkout, inventory and admin tooling, plus the performance and UX that turn visitors into buyers. From launch to scaling an existing store.
    Skills in E-commerce (30)
    Google ShoppingEcommerce AnalyticsMagento Web DevelopmentEcommerceWebshop DevelopmentDistributionEcommerce WebsiteDropshippingMagento DevelopmentShopify Design+20
    Learn more about E-commerce
  • Description

    No description provided for this service.

    Skills in Product Management (18)
    Project ManagementProduct DesignProduct DevelopmentMinimum Viable ProductProduct MarketingProduct LaunchingProduct DiscoveryTarget Market SelectionProduct ExplorationPromotional Product+8
    Learn more about Product Management
  • Description

    No description provided for this service.

    Skills in Website Administration (4)
    Systems IntegrationServer ConfigurationSAP ImplementationDomain Management
    Learn more about Website Administration
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Team

15 members in ExtTech's team

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StoryWe started ExtTech in 2019 to fix a frustration we knew well: great ideas stuck waiting for engineering. Today our remote team helps companies across Europe extend their teams and build web, mobile and AI products — from first sketch to scale.
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Contact

Contact details of ExtTech

Details

  • HeadquarterVinnitska Street, Vinnytsia Oblast, Ukraine