Blog | Andrej Gajdos | Freelance Full Stack Web App Developer

A Software Architect’s Blueprint: Selecting the Feature Flags Platform

February 4, 2024
by Andrej Gajdos

In the sea of feature flags platforms, as a software architect, I’ve sailed through many, each with its unique allure and challenges. Today, let me be your guide, unveiling the key features to consider ensuring your choice not only fits your use cases but also sails smoothly with your platform’s performance.

Data Visualizations

A Leaflet Developer’s Guide to High-Performance Map Visualizations in React

September 17, 2023
by Andrej Gajdos

Are you gearing up to create a map visualisation that handles a large dataset? I’m excited to guide you through the process of crafting interactive map visualizations while sidestepping pitfalls. Drawing from my experience as a freelance React and Leaflet developer, I encountered diverse requirements for map visualizations—rendering extensive datasets, creating interactive visuals, and managing the drawing of various shapes.

Node.js

Effortless Typescript Type Sharing Between React and Node.js

January 22, 2024
by Andrej Gajdos

Are you seeking a hassle-free method to share Typescript types between projects without additional complexities? Look no further! In this blog post, I’ll walk you through a streamlined approach that will save you time and effort while supercharging your REST API development. You don’t need any additional tooling, frameworks, or libraries.

$journey from freelance developer to fractional cto$ CTO

My Journey From a Freelance Developer to a Fractional CTO

January 22, 2024
by Andrej Gajdos

I have been working as a freelance developer since 2017. Last year, I moved to tech lead roles such as software architect, tech lead, and fractional CTO. I have never planned to shift to tech lead roles, because I thought it’s too stressful. I was wrong and I want to share with you how to get there and when it’s a good idea to move to tech lead positions.

WEB FRONT-END

How to keep front-end project and design system in sync [Case Study on Why Software Projects Fail]

September 25, 2022
by Andrej Gajdos

Today, I am going to show you how to ensure to keep in sync your front-end project and design system.

React.js

CSS Modules vs CSS-in-JS vs Atomic CSS: Which One to Choose for Your React.js Project?

September 15, 2022
by Andrej Gajdos

In this blog post, I want to present different styling approaches in React.js projects. Many times, this decision is based on developers’ preferences. However, we should consider the type of the project, developers’ team experience, and workflow. Commonly, back-end or full-stack developers know how to code in React.js, but don’t have much experience in CSS development.

React.js

Wrong Component Composition in React.js Projects [Case Study on Why Software Projects Fail]

September 12, 2022
by Andrej Gajdos

In this case study, I’m going to show you why software (React.js) projects fail.

React.js

React Class Components vs Functional Components with Hooks: A Never Ending Story

September 7, 2022
by Andrej Gajdos

A lot of developer teams choose to use React class components instead of functional components with hooks for the wrong reason. To me, it’s surprising to see this discussion over and over again. React released hooks over two years ago, it’s a proven approach and many developers are still not sure if it’s a good idea to use them or not. I feel like this topic is a never ending story. I would like to talk more about this topic more and why developers are struggling to use React hooks.

WEB FRONT-END

CSS Reset for better Flexbox and CSS Grid responsive layout [PostCSS plugins]

November 23, 2020
by Andrej Gajdos

This is a CSS Reset for Flexbox and CSS Grid which helps you to avoid issues in responsive layouts. It is one simple CSS rule which I noticed in a UI framework. There aren’t any odd consequences and I wish it was by default in all browsers.

Product Strategy

Single-Page Application vs Multiple-Page Application: Which One To Choose For Your Project

November 22, 2020
by Andrej Gajdos

In this post I’m going to break down EVERYTHING about single-page application vs multiple-page application.