Software Development Company

Extrums

Software engineering firm in Ukraine and Europe covering architecture, data, backend, frontend and mobile development

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TrustList summary

Extrums is a software engineering company whose staff work in Ukraine and elsewhere in Europe. It takes on projects from early architecture to live production, and says it uses AI tools throughout its planning and building.

What Extrums offers

Assessment: a fixed-scope review that maps a client's systems and data and produces a written target architecture and delivery plan.
Web application development: SaaS products, single-page apps, e-commerce, CRM systems, corporate sites and landing pages.
Mobile and full stack work: backend, frontend and mobile engineering.
Data and AI integration: automation and language-model features added to existing workflows.
Maintenance and legacy work: taking over live code, security and bug reviews, and upgrading older systems.
Design and QA: interface design, responsive layouts, and testing of every release.

Clients

Businesses of varied sizes that want a single accountable team, from a quick MVP to a larger product. Some of its first clients from 2019 are still with it.

Key facts

Based in: Zaporizhzhia, Ukraine
Founded: 2019
Team: about fifty in-house engineers

Summary written by TrustList from the business's own published information, Oct 2026.

Categories & features

Extrums rankings

Extrums is ranked on 2 TrustList rankings: #21 on 1 and #39 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Extrums has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Software development company · 2 rankings

#21of 42
Responsive
It is one of 6 here listing security and one of 8 here listing advertising & marketing.
Its profile: “- Design and QA: interface design, responsive layouts, and testing of every release.”
Of the 42 here, 31 also cover SEO and 22 also cover eCommerce; 3 also work in California and 2 also work in New York.
Behind Efficion Consulting, ahead of Freelancer UI Developer in India.
#39of 156
Ukraine
It is the only one of the top 76 here listing simple and one of 2 here listing business services.
Its profile: “Extrums is a software engineering company whose staff work in Ukraine and elsewhere in Europe.”
Of the top 76 here, 59 also cover web development and 49 also cover mobile app development; 6 also work in Lviv and 6 also work in Kyiv.
Behind DappWay.