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Pawel Uchida-Psztyc

Pawel Uchida-Psztyc

·

May 18

Introducing Lupa: A Clean Break From Legacy Browser Testing

If you build Web Components or complex UIs, you know the drill: you absolutely need a real browser environment to properly test Custom…

Introducing Lupa: A Clean Break From Legacy Browser Testing

Pawel Uchida-Psztyc

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Nov 30, 2025

Why I Stopped Monkey-Patching Fetch: Building the API Mocking Tool I Actually Needed

I didn’t set out to write a testing library. I was just trying to build a web application.

Why I Stopped Monkey-Patching Fetch: Building the API Mocking Tool I Actually Needed

Pawel Uchida-Psztyc

·

Apr 20, 2025

So I wrote a benchmarking library

Recently, I started coding again. While writing a library, I need to compare its performance over time. I began using the benchmark.js…

So I wrote a benchmarking library

Pawel Uchida-Psztyc

·

Aug 15, 2024

Accessibility of YouTube Videos for Content Creators

Today, I watched a YouTube video from the Veritasium channel in which Derek Muller discussed how humans perceive sounds. At some point…

Accessibility of YouTube Videos for Content Creators

Pawel Uchida-Psztyc

·

Aug 12, 2021

The risks of using custom extensions with formal standards

In the following article, I reference RAML and OAS as these are very close to my specialty and the industry I work in. However, the…

Pawel Uchida-Psztyc

·

May 25, 2021

So I made… context menu library for web apps.

Recently I needed to add a context menu to my web application. I was surprised how few libraries are out there. Even with these libraries…

So I made… context menu library for web apps.

In

The Startup

by

Pawel Uchida-Psztyc

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Jan 10, 2021

JavaScript or TypeScript? Why Not Both?

One of the first front-end projects I wrote was in GWT (Google Web Toolkit) framework. GWT is a Java-based framework that is transpilling…

JavaScript or TypeScript? Why Not Both?

Pawel Uchida-Psztyc

·

Dec 3, 2020

Building web components for multi-tenant environments

In the majority of cases, you write your code for your application that is running on your server(s). Or as a Kubernetes image running in…

Pawel Uchida-Psztyc

·

Aug 25, 2020

Composable Applications With Web Components

Web Development At Scale

Composable Applications With Web Components

In

RAML by Example

by

Pawel Uchida-Psztyc

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Jan 28, 2020

API Console version 6 is released

I am happy to announce new version of API Console is now available in stable release. It brings multiple changes and new tooling. Read…

API Console version 6 is released

Pawel Uchida-Psztyc

Pawel Uchida-Psztyc

Design, APIs, front-end, strategy, product, and educator. I work for big tech but I share my personal views and opinions.

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