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03 / Projects

Real systems.
Real responsibility.

Selected work across commercial platforms, integrations and established products. A look at the problems I’ve worked on and the role I played.

Projects.phpPHP
final class Projects
{
    public array $domains = [
        'Automotive',
        'Business systems',
        'E-commerce',
        'Web products',
    ];

    public function focus(): array
    {
        return [
            'APIs & integrations',
            'Automation',
            'Maintainable systems',
        ];
    }
}
A little source of truthUTF-8

AUTOMOTIVE / BUSINESS SOFTWARE

Automotive retail platforms

Almost seven years of technical delivery for SilverBullet, later acquired by Keyloop. Business software built and maintained with a distributed international team.

  • PHP
  • Laravel
  • MySQL
  • APIs

My contribution

  • Led architecture, planning, code review and mentoring alongside hands-on development.
  • Contributed to platform modernisation and the delivery of APIs, integrations and operational features.
  • Supported production stability through release reviews and incident follow-up.
SilverBullet / Keyloop

Project Lead Developer

BUSINESS SYSTEMS / INTEGRATIONS

Workflows that connect the business

Independent client work covering data-heavy applications, complex business rules and the services around them. Client systems remain private.

  • Laravel
  • Yii2
  • REST
  • SFTP
  • Digital signatures

My contribution

  • Built and refactored validation, permissions, reporting, invoicing and document-processing workflows.
  • Integrated third-party APIs, SFTP services and digital-signature processes.
  • Delivered within existing infrastructure, including framework-free PHP for legacy Drupal.
Independent client work

Senior Engineer

E-COMMERCE / CUSTOM DEVELOPMENT

Commerce, built around the client

Custom e-shops and websites for Slovak clients across two decades of development, with practical experience in payment integrations and the systems behind the storefront.

  • PHP
  • MySQL
  • JavaScript
  • Stripe
  • PayPal

My contribution

  • Created approximately 400 e-shops and websites over the course of my career.
  • Developed custom e-commerce systems, including during my time at MaM Multimedia.
  • Integrated payment gateways including Stripe, PayPal and VISA across commercial work.
Commercial web development

PHP / Full-stack Development

WEB PRODUCTS / HIGH TRAFFIC

Part of the Slovak web

Development work on azet.sk, autobazar.sk and pokec.sk as part of the engineering team at Azet.sk.

  • PHP
  • MySQL
  • JavaScript
  • HTML / CSS

My contribution

  • Contributed to established web products with high traffic and an existing user base.
  • Worked across PHP, database queries and frontend implementation as part of the product team.
Azet.sk

PHP Developer

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