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“The team at Callstack are the most experienced and trusted engineers in the React Native community and ecosystem.”
“The collaboration was great throughout, with Callstack engineers seamlessly working as part of our agile teams.”
“Callstack made the perfect staff augmentation partner. Their engineers proved to be a crucial part of our mobile app relaunch project.”
“I appreciate their attention to detail, flexible approach and a high degree of expertise. I definitely recommend the Callstack team!”
“Running our cooperation for just a few weeks by now, the Callstack team has already managed to upgrade the navigation library, which was invaluable in terms of addressing some tech debt issues. I recommend them as a trusted tech partner for running complex projects.”
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“The team at Callstack are the most experienced and trusted engineers in the React Native community and ecosystem.”
Nader Dabit
Senior Developer Advocate
at Amazon Web Services