What we deliver
Adding new features allows businesses to stay ahead, captivate users with fresh offerings, and create a compelling value proposition that drives growth and customer loyalty.
![](https://cdn.prod.website-files.com/64d4ce10600bd67e51c42838/6515a22a563e87c6dbbac248_school.png)
New feature(s)
Designed for your existing application
![](https://cdn.prod.website-files.com/64d4ce10600bd67e51c42838/6515880ec1520d4927ca8ba1_edit.png)
Technical documentation
Outlining the implementation details for smooth maintenance and future enhancements
![Callstack Cosmos](https://cdn.prod.website-files.com/64d0b1ecf0fc228ea4057bb5/650b2e746bcd5dce97816a90_illustration%20frame%20320h.jpg)
What we can help you with
We help with seamless feature integration, delivering new features and technical documentation.
What you get
Time and cost-effective development
- New features that are fully compatible with your existing codebase
- Well-written, easy to maintain code
- Shorter development time and faster shipment to users
More efficient teams
- Teams with our developers who can quickly adapt and develop in existing codebases
- Product, code, and process improvement ideas
- Upskilled in-house team
What challenges we address
Lack of a given feature in an application
Feature disparity across platforms
User demand for new features
Implementation difficulties faced by an in-house team regarding a feature
Urgent need to rapidly scale a team's size
Our process
How we help with new features
- Understanding your goals and particular needs
- Discovery phase (PM, BA, Technical expert)
- Analysis and adaptation of the existing architecture design
- Selection of tools
- Infrastructure
- Proof of Concept ideation
Related services
Process Step by Step
REACT UNIVERSE
Instead of splitting development across multiple languages, platforms, and teams, React Universe combines front and back-end development with cross-platform capabilities using a single programming model.
Deep dive into React UniverseTrusted by
![](https://cdn.prod.website-files.com/64d0b1ecf0fc228ea4057bb5/66507c16a4a9e1da85476498_personimage.webp)
“The team at Callstack are the most experienced and trusted engineers in the React Native community and ecosystem.”
Nader Dabit
DevRel + XD at EigenLayer / EigenDA
at Amazon Web Services