Callstack
Login to Claim ProfileUpdated in November, 2025
Comprising a skilled and specialized team of React and React Native experts with backgrounds in the open-source community, we excel at handling larger projects requiring top-tier talent. Whether you need a new app developed or seek to enhance your team's proficiency in React Native, React.js, and Javascript, we are here to assist.
Overview
51-200 employees
2016
$101 - 150
$20k
Wrocław, PL
1-2 weeks
Callstack
Wrocław, Poland
Callstack provided
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What clients love most
Not for everyone, and here's why
Clients appreciate Callstack's knowledgeable team who are proficient in modern technologies, ensuring high-quality development and innovative solutions tailored to their needs.
Some clients have expressed concerns regarding Callstack's pricing structure, feeling it may be higher compared to other providers, which could be a limiting factor for budget-conscious companies.
Customer sentiment at a glance
Callstack is recognized for its expert development team, strong communication, and innovative approaches, making it a favorable choice for IT services. However, clients have raised concerns about pricing and resource limitations, which may affect scalability and budget considerations.
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