Hi, I'm Grzegorz

Software Engineer & OSINT Specialist

PHP JavaScript Python Linux ISO 27001 OSINT
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Grzegorz Kowalski

My services

I offer comprehensive solutions in software development and information security

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Software Development

Creating dedicated web and desktop applications. From simple websites to complex systems integrated with multiple services and servers. Specialization in system and database integration.

PHP Laravel JavaScript C/C++ Prolog
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OSINT

Open Source Intelligence - collecting and analyzing data from publicly available sources. Verification of individuals and companies, reputation analysis, journalistic research.

Research Verification Analysis
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IT Security

Certified lead auditor and internal auditor ISO 27001. Data Protection Officer qualifications (GDPR). Comprehensive digital security services.

ISO 27001 GDPR Audit KRI
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Artificial Intelligence

Formal education in AI creation and development. Implementation of solutions using language models, machine learning and other modern AI technologies.

Python LLM ML
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Linux & DB Administration

Professional Linux server administration. Configuration, optimization and maintenance of MySQL/MariaDB databases. Task automation, performance monitoring and backup.

Linux MySQL MariaDB Bash DevOps
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Legacy Code

Working with legacy code is both a challenge and a pleasure for me. Refactoring, modernization and optimization of existing systems. Documentation and migration to newer technologies.

Refactoring Modernization Migration

Technologies & Skills

Tools and technologies I use daily

PHP
Laravel
JavaScript
Python
SQL
MySQL
PostgreSQL
Linux
Docker
Git
REST API
HTML/CSS
Bash
C/C++
CI/CD

Let's talk!

Looking for an IT specialist or need help with a project? Contact me!

grzegorz.adam.kowalski@gmail.com