Callstack accelerates banking app development
The firm helped a Southeast Asian bank reduce Android CI build times from an hour to near-instant updates while maintaining security controls for 15+ million users.
Latest Callstack News & Updates
See the latest news and media coverage for Callstack. We track all announcements, press releases, and industry mentions in real time, all in one place.
React, React Native, and AI engineering consultancy
callstack.com- Headquarters
- Wrocław, Poland
- Founded year
- 2016
- Company type
- Private company
- Number of employees
- 230–500
- Industry
- IT Services & Consulting
Last updated
Latest news about Callstack
In short: Callstack acquired Margelo, secured Viking investment, and advanced AI-native engineering with new tools and events.
Company announcements
Callstack partners with JetBrains for WebStorm Storybook integration
AI-assisted development accelerated delivery by two times, creating dedicated workspaces and synchronized story selection across React, Vue, and Angular.
Callstack launches Apex to fix React code
Apex ranks second in ReactBench fixing category. Organizations use it to resolve maintenance issues while preserving functionality, allowing engineers to focus on new features.
Callstack introduces Appduct for AI QA agent control
Appduct allows AI agents to execute app functions directly, enabling precise testing of scheduled events and UI components without manual setup.
Media coverage
CMS Advises Callstack on Acquisition of Margelo
CMS has advised Callstack on its acquisition of Vienna-based mobile app development agency and software engineering consultancy Margelo.
Wrocław-based Callstack with American investor. Shares of Lankauf and the Karwat brothers taken over by Viking fund
Callstack, a startup operating in the area of React Native and cross-platform application development, has entered into a strategic investment agreement with funds affiliated with Viking Global Investors — an American company...
Margelo: Vienna-based software startup sold to Polish Callstack for €20 million
The Polish software specialist Callstack is acquiring the Vienna-based engineering company Margelo. As both companies announced just now, Margelo...
Americans are buying Polish Callstack
The Wrocław software house was acquired by American Viking funds in a transaction valuing it at approx. 0.5 billion PLN. Some Polish investors exchanged shares...
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