Data base

JavaScript 1 HTML 1 CSS (Cascading Style Sheet) 1 SQL 1

JavaScript 2 HTML5 6 CSS (Cascading Style Sheet) 6 PHP 3 Robot Operating System (ROS) 1 SQL 1 Wbudowany system Linux 4 C++ 3 Python 2

C++ 3 C# 3 SQL 1

Marketing 5 SEO / SEM 1 CSS (Cascading Style Sheet) 1 HTML 2 Microsoft Access 10 Microsoft Word 10 Microsoft Office 365 10

Manual testing 6 SQL 6 API testing 6

SQL 3 Python 2 Celonis 1 Process Mining 1 Azure Data Factory 2 Azure Synapse Analytics 2 KNIME 2

Salesforce 2 apex 2 JavaScript 3 CSS (Cascading Style Sheet) 3 C# 1 C++ 2 Python 4 R (programming language) 2 Microsoft Office 365 5 Microsoft SQL-Server (MS SQL) 2

JavaScript 7 React (JavaScript library) 6 MongoDB 3 Node.js 4 Web development 8 Blockchain 1

Administracja sieci 22 Serwer aplikacji 20 Projektowanie stron www 4 Microsoft SQL-Server (MS SQL) 10 Microsoft Windows 22 Linux (Kernel) 15 Router 20 Router / bramki 20

Python 2 C++ / C 2 mySQL 1 HTML / CSS 2