Freelance Articles
I'm a freelance writer diving deep into all things programming. I've covered articles ranging from handy guides and in-depth tutorials to insightful round up articles and more.
Take a look at the freelance articles I've written so far:
2024
The Developer’s Guide to JWT Storage
Learn secure methods for storing JSON Web Tokens (JWTs) in web applications, including best practices, storage options, and troubleshooting tips to prevent security vulnerabilities.
Bejamas
Event-driven architectures, a go-to for scaled high-performance apps
What you need to know about this go-to design pattern for distributed real-time apps, including an example of what implementation may look like using Apach
Ivan Kahl
What is Static Code Analysis?
A static code analysis tool performs an examination of code without running it, aiming to detect potential bugs, security vulnerabilities, and stylistic inconsistencies. By identifying these issues early in the development cycle, it helps developers save valuable time that would otherwise be spent on testing and merging code at later stages.
SonarSource
How to Integrate Fingerprinting Into Your Svelte Application
Protect your site from harmful activities with browser fingerprinting. Easily integrate Fingerprint’s SDKs into your Svelte app.
When to use a load balancer, an API gateway or both
Get a deeper understanding of what these essential technologies behind web services do, and how and when they can be used together.
Ivan Kahl
How Not to Do Code Reviews | Aviator
Many code review processes become a bottleneck for the engineering teams. Instead of finding bugs, it hinders progress leading to poor developer experience.
Ivan Kahl
How to Integrate Fingerprinting Into Your C# Application
Use browser fingerprinting to secure your site from fraud. Integrate it into C# with Fingerprint’s SDKs.
Digitally Collect Signed Waivers with Dropbox Sign API - Dropbox Sign
In this article, you’ll learn how to enable your clients to digitally sign waivers using Dropbox Sign and then effortlessly store the signed documents within your own application via webhooks.
Ivan Kahl
What is a webhook?
What is a webhook? How do webhooks work in practice? Discover the webhook definition, look at a webhook example, and learn about the differences between a webhook vs. API.
Ivan Kahl
cURL POST Request Guide
cURL POST Request guide. In this article, we provide a tutorial on cURL POST requests. We provide a quick explanation of what POST request is.
Ivan Kahl
2023
Guide to Using GPT-3 with Python
This tutorial guides you through the process of creating a Python application using the GPT-3 model and testing it with several text-heavy tasks, such as summarizing text, fleshing out outlines, and writing content.
Ivan Kahl
Exploring GitHub Actions Triggers
GitHub Actions is a powerful CI/CD platform that allows you to automate various tasks in your GitHub repository. This article explores different tr…
Ivan Kahl
Using OpenAPI and AsyncAPI Tags to Better Organize API Endpoints · Bump.sh
OpenAPI Tags are a great way to organize the API endpoints in your API Contract.
Using OpenAPI and AsyncAPI Tags to Better Organize API Endpoints · Bump.sh
OpenAPI Tags are a great way to organize the API endpoints in your API Contract.
Web Scraping With Playwright and Node.JS in 2025
Learn how to use Playwright for web scraping, extract data from dynamic sites, apply advanced techniques, and compare it with Puppeteer & Selenium.
Antonello Zanini
Guide to Webhooks (with Examples from Jira)
System integration is vital for tech companies, especially for the tech team to notify the product team of their progress. This article shows how with webhooks and examples from Jira.
Ivan KahlMerge
Adding Google Login to Your Next.js 13 Application
Compare adding Google Login to your Next.js 13 Application by building it yourself, with using a third-party service like Clerk.
Ivan Kahl
Unavailable
- The Best Microsoft SQL Server GUI Tools for Airplane.dev
- Building with Financial Data Sets and APIs for IEX Cloud
2022
A Developer’s Guide: Ghost vs WordPress
Dive into a detailed technical comparison of WordPress and Ghost. Explore their features, pros, and cons to find the right platform for your blogging journey.
Build Your First App with Deno
Check out this get started guide for people new to deno and what they need to do to get up and running on their first deno-powered app.
Ivan Kahl
Capturing a Screenshot of a Webpage in ASP.NET Core
This article will show you how to take screenshots of webpages in an ASP.NET Core application without JavaScript.
Ivan Kahl
How to Take a Screenshot of a Web Page with Rust
In this article, you’ll learn how to take screenshots in Rust using several Rust crates.
Ivan Kahl