Blog | Selleo

Arkadiusz Machalica

Developer

I am a React Tech Leader with a holistic approach to crafting code. Thanks to my years of experience I build clean and maintainable software solutions for our clients. I always take ownership of the application and put extra effort to improve the UX and assumptions behind the features I implement.

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Is React A Good Pick For 2022?

Are you wondering if React is a good fit for you in 2022? Read this article to find out.

How To Improve Collaboration On A Project With New Features By Netlify

Netlify with its new feature makes it easier for development teams and stakeholders to collaborate effectively. Let's get into more details and see what's new!

Outsourcing ReactJS Development Services | Learn How To Do It Right

Wondering what the big deal about React.js is? Read on to find out why you should choose Reactjs, and pick up some top tips on how to find the best React.js developers.

Insights From An Online Conference: React Summit 2021 Recap

My experience from a remote React Summit 2021.

Top 10 Companies Using React.js

The market is introducing the latest versions of JavaScript Frameworks. The development of React.js is the hottest topic among all in the software industry.

When To Use Jest Snapshots

Snapshots are great tool when used for the correct job. However, they are frequently misused. In this article, I will show you the best use-cases of Snapshots.

How to Create Embedded React Widget

React-based applications are all over the web. Developers are highly specific about the requirements and take immense care when deploying react applications.

Case Study Of Metric Form List Refactoring

Quite often there are situations when part of the application appears multiple times, most of the usages are the same but they require different logic here and there. In this article, I would like to present the problem I have encountered along my programming way, its solution and the refactoring results.

Mocking GraphQL For E2E Test Purpose

This article will focus on E2E testing. E2E tests are conducted by a robot, that is mimicking user's interactions with the app. In my React Native application, I use Detox for testing selected user paths. Detox is a library that lets us prepare Gray Box tests.

How To Setup React Component In Tests

In the examples, the testing stack is Jest and Enzyme, but this pattern can be used in any other combination of test runner and renderer. I would like to show you the simple pattern that we are using in Selleo, and how it came to life.

How To Preview Doc And PDF Files In Browser

Are you struggling with Doc and PDF files preview in the browser? This article will show you how to go about it.