ExtTech

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)

Angular Development

AngularJS Development

Integration

Java Development

Javascript Development

React Development

Software Architecture

PostgreSQL Development

Software Engineering

SQL Development

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 (23)

Web Application

Mobile App Design

CI Integration

NodeJS Development

React Development

eCommerce Web Development

Programming

VueJS

Web Development

API Development

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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)

Android App Development

Mobile App Design

App Localization

Chatbot Development

Mobile Commerce

Hybrid Mobile App Development

iOS App Development

Mobile App Publishing

Mobile Prototyping

Swift App Development

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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) (19)

Mobile App Design

Mobile Commerce

Landing Page Design

Mobile Prototyping

Responsive Website

Usability Testing

Mobile App Design

Mobile Gaming App

Website Design

Interaction Design

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)

Data Science

AI Development

Chatbot Development

CI Integration

Deep Learning

Natural Language Processing

Integration

Machine Learning

Virtual Assistant

Virtual Receptionist

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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 (25)

AWS Consulting

Azure Consulting

Edge Computing

Google Cloud Consulting

IBM ECM Consulting

CI Integration

DevOps

DevOps Automation

Cloud Security

Cloud Storage

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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 (24)

Back-End Development

Front End Development

Landing Page Design

Responsive Website

Small Business Web Design

Website Development

Website Optimization

Web Content

WordPress Plugin Development

Wordpress Design

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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)

eCommerce Consulting

Dropshipping Strategy

eCommerce Development

E-Commerce Hosting

Shopify Marketing

Magento Development

Shopify Design

Shopify Development

eCommerce Web Development

WooCommerce Integration

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Description

No description provided for this service.

Skills in Product Management (18)

Product Design

Product Launching

Product Marketing

Project Management

Minimum Viable Product

Product Discovery

Product Exploration

Product Lifecycle Management

Product Roadmap Definition

Promotional Product

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Description

No description provided for this service.

Skills in Website Administration (4)

SAP Implementation

Server Configuration

Domain Management

Systems Integration

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Team

15 members in ExtTech's team

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