IN Team and React in action

Check out how our teams tackle business challenges using React technology


Senior developers in our team

“Detailed knowledge and a deep understanding of technologies form the foundation for our team’s ability to solve complex and challenging business problems through software.”

— Kamil Rostkowski / Founder of IN Team

Check out a showcase of our team's tech problem-solving powers


White Labeling with Design System

Collaboration with designers and creating a set of predefined components and utilities to deliver a white label product.
  • Defining a whole design language that describes transitions between states, form handling, user and developer experience and accessibility.


Visual regression testing using Loki, Chromatic and Lost Pixel

Visual regression techniques to ensure user experience is visually perfect.
  • Comparing the appearance of shared (most useful case) and other UI components before and after new changes.


One React codebase for web, iOS and Android builds supported by Capacitor.

Building React front-end for iOS and Android.
  • Releasing mobile apps using native functionalities (camera, notifications etc.) without native development burden.


Multiple payment options: credit card, bank transfer, Roqqett and Marqeta

Introducing various payment methods including credit card, bank transfer, integration with external payment solutions.
  • Building custom UI components to make the payment process seamless for the users.

Let’s meet and talk about your software challenges

Whether you need a dedicated IT team to lead your project or want to enhance your existing team with experienced engineers, we have the resources and expertise to make it a reality.

Clutch score
Diament Forbes 2023


Real-time data visualization using Canvas

Development of Canvas components to visualize complex, real-time data.
  • A low-level communication protocol.
  • Handling transfer gaps.
  • Making asynchronous communication look synchronous.


Integrating WYSIWYG editor with generative AI using data streaming

Connecting a WYSIWYG text editor with the Open AI ChatGPT.
  • Letting users generate content using natural language commands.
  • Introducing data streaming to enhance the experience by providing close to instant feedback.


JavaScript to TypeScript migration

Future-proofing the codebase, making it easier to scale and maintain.
  • Gradual migration approach.
  • Starting with the core modules and converting other parts in a planned order.


Accessibility and WCAG E2E tests using Cypress

Designing and building products accessible for people with disabilities.
  • Keyboard accessibility.
  • Text readability and UI consistency regardless of layouts and platforms.
  • Accessibility tests using Cypress.

Hear from our Clients

"They allowed us to deliver against our 20/21 roadmaps,
launching new products to market and increasing company revenue by over 70%."

Richard Coombes

Head of Engineering @ Equals Money
Equals money
“They’ve garnered our confidence and loyalty through their technical skills and the deep involvement.”

Graem Lourens

Co-Founder & CTO @ Lourens Systems
Lourens Systems
"They effectively assess a project and allocate the matching resources, which gives confidence that you are in good hands. Issues and tasks are handled proactively and communication stands on a firm ground of mutual understanding and goals. You are not hiring an external resource, but you are gaining a team member."

Gordian Ratajczak

Product Owner @ Neuroflash
"I’ve always found interactions with IN Team to be both streamlined, light, and effective. IN Team always seeks ways to improve, and have a process for ensuring the collaboration is going according to expectations."

Esteban Michalowski

CTO @ AltaPay
"The quality of their work is excellent. Their development support was a critical factor in successfully launching our business. They invested thoughtful consideration into the build phase and carefully tailored every aspect of the product."

Marcin Gruchała

Managing Partner @ ExeMed
"Their technical skills are exceptional compared to other local developers. The team has integrated seamlessly with the internal culture and adapted quickly to various work methodologies. They learn quickly on the job and have continuously improved over time."

IT Director
International Consulting Company

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