Software Engineer with more than 20 years of experience. I love to share about technologies and startups
Latest Articles
Discover my latest thoughts and insights
Implementing a tracking-free captcha with Altcha and Nuxt
Setting up Altcha captcha with Nuxt. Open-source, no tracking, includes code... and why it didn't solve my spam problem.
Tim Ferriss Promised Freedom. Indie Hackers Are Selling Shovels
Tim Ferriss promised freedom through automation. Today's indie hackers are trapped selling courses about selling courses. Here's how a movement lost its soul
Securing File Imports: Fixing SSRF and XXE Vulnerabilities
How to fix SSRF and XXE vulnerabilities in file imports? Real-world case with exploitation, code examples, and security solutions in Kotlin.
What is Purchasing Power Parity (PPP) ?
Thinking about Purchasing Power Parity (PPP) for SaaS: should prices be adjusted according to country? Analysis of marginal costs and VPN risk
Someone tried to hack me
Lessons learned after a malicious data deletion attempt on my new SaaS. We explore the 'Pain in the Ass Driven Development' philosophy for balancing security risks and costs in early-stage products.
How to Build with GitHub Actions or GitLab CI and Deploy to Coolify
How to offload a resource-intensive build process using GitHub Actions or GitLab CI and deploy the resulting Docker image to Coolify.
Being Opinionated
Building a product is making choices. The same applies to how you talk about it.
Can You Still Learn to Draw in the Age of AI?
After years of learning to draw, I stopped when AI arrived. As a developer, I see the same wall facing junior devs today. Did we get the future backwards?
Having a good customer support isn't optional
I'm one of those people who consider support service crucial.