Since 2006 Working as a freelancer offering development of web-based software applications for the Internet and Intranet with 26 years of experience in the software development, thereof 20 years in the area of web development.
Since 2009 working on a regular basis on installation, configuration, and ongoing support of various LAMP environments - Linux based web-servers (CentOS 5,6,7,8) with Apache (including different modules), MySQL/MariaDB, PHP, Perl, Postfix, ISPConfig, and many other packages. Recently also implementing .NET Core with MS-SQL on Linux.
Since 2011 actively providing email management services to companies using Postfix, Dovecot, Sieve, Spamassassin, DKIM, SPF, DMARC.
- Development of high quality solutions for the Internet and Intranet; web-based software applications; client/server scripting; design and construction of relational databases; content management systems; e-commerce systems;
- System analysis, conception, prototyping, development, quality assurance, implementation, evaluation and support;
- Customer-specific software development;
- Consulting and project management;
- Ability to work independently without supervision with high level of responsibility.
Technolgien:
PHP, Perl, HTTP, HTTPS/SSL, CGI, SOAP, XML, RSS, HTML, XHTML, AJAX, JQuery, JSON, CSS, JavaScript, Object Oriented Programming, Shell scripting, Linux, Apache, ModRewrite, Windows, IIS, MySQL, MariaBD, Oracle, MS-SQL, Subversion, Postfix, .NET, C#, Node.js, Laravel, Symfony, Blade, Twig, Smarty, Liquid, Search Engine Optimization, Shopify, OpenCart, Shopware, Weblication CMS, WordPress, cPanel, ISPConfig, Social Media Marketing, Scrum