Carlos Medina
Senior Team Leiter Web Developer PHP
Erfahrungen
Consultant
Migration Zend Framework 2/Laminas Stuttgart
Migration and adaptation of a publishing and management platform for the event agency "Die Planet Music & Media Veranstaltungs- & Verlags gmbH" from Zend Framework 2 and PHP 5.6 to Laminas and PHP8. Redesign and development of authorization and rights concepts as well as migration of data and database adjustments for the new features. Setting up the environment for development and testing. PHP unit testing and integration testing.
Technologies used: Unix environment, concept development, Zend Framework development, Laminas, architecture, software architecture, PHP 5.6, PHP 8+, MySQL/SQL, shell scripting, Git DevOps tasks
Team size: 2 developers + 1 PO
Consultant
SimplyNetworks GmbH
Pimcore for E-Commerce Project Hamburg
Consulting, concept development, analysis, software architecture and development for the central Pimcore system. Creation and analysis of concepts for changes to the data model and classes for the Pimcore system. Creation and adaptation of bundles (own and third-party). Creation, design and integration of APIs and external tools for providing data with shop system (Shopware 6).
Technologies used: Unix environment, concept development, Pimcore development, project management, PHP 8+, software architecture, MySQL/SQL, shell scripting, Git DevOps tasks
Team size: >20 people
Consultant
Design, Analysis and Software Development Stuttgart
Consulting, concept development and development of a CRM system for a car dealer in the region. Creation of the frontend in Vue.js (CoreUI). Modeling of the database and migration of old data into the new system. Analysis and consulting of specifications and legacy systems.
Technologies used: Unix environment, concept development, Pimcore development, architecture, Shopware, project management, software architecture, PHP 8+, MySQL/SQL, shell scripting, Git DevOps tasks
Team size: 2 developers + 1 PO
Consultant
Design, Analysis and Software Development Frankfurt
Analysis, concept development, development and testing of a PIM system with Pimcore. Creation of the frontend in Vue.js and planning and coordination with colleagues from other departments for architectural questions. Support with concept development and project management. Analysis and consulting.
Technologies used: Unix environment, concept development, technical responsibility, architecture, Pimcore, coordination, project management, PHP 8+, MySQL/SQL, shell scripting, Git DevOps tasks
Team size: >5 people
Consultant
Design, Analysis and Software Development Freising/Stuttgart
Consulting, concept development and development of an import system. Creation in Laravel and Vue.js. Support with concept development, project management and architecture. Analysis and consulting. PHP development of the interface between ePIM (Java) and PHP.
Technologies used: Unix environment, concept development, technical responsibility, Laravel 8, coordination, project management, software architecture, PHP 7+, MySQL/SQL, shell scripting, Git DevOps tasks, Viamedici Epim
Team size: >10 people
Consultant
Design, Analysis and Software Development Mannheim
Consulting, concept development and development of a product registration system in the field of certification of natural and organic cosmetics. Creation of the frontend in Vue.js (CoreUI). Creation of the backend in Laravel. Database modeling. Analysis and consulting of specifications and legacy systems.
Technologies used: Unix environment, concept development, Laravel development, Symfony, project management, software architecture, PHP 7+, MySQL/SQL, shell scripting, Git DevOps tasks, Vue.js, Javascript, Gitlab
Team size: >6 people
Consultant
Design, Analysis and Software Development Freising/Stuttgart
Consulting and support for an industrial group in the area of website relaunch. Coordination and alignment with specialist departments as well as programming of interfaces between Typo3, CRM and VIA EPIM. Support with concept development and project management as well as architecture questions. Analysis and consulting.
Technologies used: Viamedici ePIM (Java), Salesforce, Unix environment, concept development, technical responsibility, Typo3, coordination, project management, Laravel 8, BaseX, PHP 7+, MySQL/SQL, shell scripting, Git DevOps tasks
Team size: >10 people
Software Architect
Design and Development E-Commerce Stuttgart
Software architecture and development of an e-commerce system. Refactoring of a portal based on PHP. Creation of a refactored system in Laravel. Support and consulting and concept development for development and further development.
Technologies used: Zend, Unix environment, concept development, technical responsibility, deployment with pipes, coordination, project management, Laravel 8, vue.js
Team size: 4 people
Software Developer
Design and Development Stuttgart
Refactoring of a social media portal based on Zend 2. Transfer and further development in Laminas. Support and consulting and concept development for development and further development.
Technologies used: Zend 2, Laminas, Unix environment, concept development, technical responsibility, deployment with pipes, coordination, project management
Team size: 10 people
Technical Lead
Consulting and Technical Management for Website Relaunch Freising/Stuttgart
Consulting and support for an industrial group in the area of website relaunch. Coordination and alignment with specialist departments and implementation partners. Support with organizational issues and code reviews. Analysis and consulting and architecture decisions. Expertise in coordinating PHP-ePIM (Java) and preparation of the interface.
Technologies used: Via ePIM (Java), Salesforce, Unix environment, concept development, technical responsibility, Typo3, coordination, project management, Laravel 5
Team size: >10 people
Consultant
Consulting and Development PHP/NodeJS Stuttgart
Consulting and moderation of the development team and web development. Consulting in the development of modules and debugging of existing software in the automotive sector. Module development for the client's framework. Support with organizational issues and co-development with NodeJS and React.
Technologies used: PHP7.3, PHP5.6, PHPUnit, XML, HTML, CSS, MySQL, Windows environment, concept development, technical responsibility
Team size: 6 people
Web Developer
Web Development Interfaces/Typo3 Stuttgart
Consulting and development of a data management tool. Consulting in the development of interfaces between CRM data and Typo3. Extension development for Typo3. Support with organizational issues.
Technologies used: PHP7.3, PHPUnit, XML, HTML, CSS, MySQL, Unix environment, concept development, technical responsibility, Typo3, Laravel, Vue.js, extension development
Team size: 5 people
Web Developer
Web Development Shop Development Stuttgart
Consulting and development of various tools for Shopware. Consulting in the development of interfaces and importers for the Shopware Enterprise system of a client. Module development under Shopware. Support with organizational issues.
Technologies used: PHP7.3, PHPUnit, XML, HTML, CSS, MySQL, Unix environment, concept development, technical responsibility, Shopware, PIM System Akeneo
Team size: 5 people
Consultant
Interface Development Pforzheim
Consulting and development of an interface for an industrial group. Consulting in the development of an interface for the EPIM system. Reading XML export of the EPIM system and converting to JSON format. Consideration of data adaptation logics, UTF-8 characters, conversions, etc. Handling of large amounts of data (several gigabytes) as XML and processing with memory usage less than 1 GB. Unit and integration testing. Conception of the interface and the overall solution for a group.
Technologies used: PHP7.2, PHPUnit, XML, XSLT, HTML, CSS, MySQL, Windows environment, concept development, technical responsibility, Symfony Framework, Viamedici ePIM
Team size: 10 people
Consultant
Insurance Pforzheim
Consulting and software development for insurance software. Consulting, software development and concept development for an insurance tool written in Zend Framework 2. Concept development and software development of interfaces and optimization of data processes. Collaboration in Scrum environment.
Technologies used: PHP7.2, XML, HTML, CSS, MySQL, PHPUnit, Windows environment, concept development, technical responsibility, Zend Framework 2
Team size: 8 people
Consultant
Private Company in Healthcare Sector
Consulting and software development of a health consulting tool. Consulting, software development and concept development for a health consulting tool with Laravel 5, jQuery, CSS. Concept development of the solution as well as installation and server support under Linux (Ubuntu 14 later 16).
Technologies used: PHP7, XML, HTML, CSS, MySQL, Laravel, concept development, Vue.js, technical responsibility
Team size: 3 people
Consultant
Industry/Enterprise E-Commerce Stuttgart
Consulting and software development in the area of online catalog and e-commerce. Consulting, concept development and software development for several B2B shop systems, with Intellishop Enterprise System and ePim System from Viamedici. Concept development and software development of interfaces between SAP and PHP. Use of SAPRFC protocols and mapping in PHP through suitable C++ extension (PHPSAPRFC). Management of an international software developer team. Consulting and collaboration with international partners of the client. Adaptation and support of Magento shop systems.
Technologies used: PHP5 and 7, XML, HTML, CSS, PHPUnit, Viamedici ePim System, Intellishop, Magento, MySQL, concept development, technical responsibility, Viamedici ePIM
Team size: 8 people
Consultant
Agency
Consulting and software development and coaching
Coaching in the areas of PHP, MySQL, frameworks such as Symfony 2 and Symfony 3, Typo3 for a developer team of 20 young colleagues in frontend and backend development. Consulting for the production and development of tools and high-performance websites for industry. Training in the areas of web services, database and PHP design patterns as well as Javascript and JS frameworks for the development team. Support in operations for general IT tasks.
Technologies used: PHP5 and 7, XML, HTML, CSS, Javascript (jQuery, Prototype, etc), PHPUnit, Symfony 2 & 3, Typo3 (from 7 to 10), Docker landscape
Team size: 14 people
Consultant
Industry (International)
Consulting and software development front and backend
Concept development, refactoring and further development of a tool for evaluating screw connection data in the automotive industry (QA). Consulting for the development of an own framework in PHP OOP and using design patterns. Consulting and further development of various tools for data acquisition and management for several customers and different versions. Consulting and development of web services, REST and RPC for the management tool. Consulting for quality assurance of the application (use of CI and CD and other development concepts) in the area of "Quality Data Management and Error Proofing Solutions" for industrial assembly processes.
Technologies used: PHP5, XML, HTML, CSS, Javascript (jQuery, Prototype), PHPUnit, Oracle Enterprise, Symfony 3, Web Architect, SOAP, REST
Team size: 20 people
Software Developer
Trading Company
Analysis and software development backend/frontend
Concept development and realization of the web frontend for the worldwide internet presence. Support for several applications in the company including intranet, extranet, SOAP/services backend systems among others with the Powerslave ECMS system. Application development and concept development according to ITIL principles. Collaboration in web architecture and data structure of the application.
Technologies used: PHP5, XML, HTML, CSS, Javascript (jQuery), Shell Script (bash), PHPUnit, Powerslave
Team size: 20 people
Software Developer
Trading Company
Software development frontend
Support in development with PHP5 for an eCommerce application (10 shops). Load tests, unit tests, regression tests for high-performance environment. Work in team with Scrum (3 week sprints) as well as concept development together with middleware and backend systems such as SAP, etc.
Technologies used: PHP5, XML, HTML, CSS, Javascript (jQuery), Shell Script (bash), PERL, PHPUnit, Unix System Debian
Team size: 30 people
Consultant
Trading Company
Consulting, analysis and web development
Development, consulting, programming and training for the introduction and integration of a CRM system for the company and its numerous systems. Concept development, consulting and programming in the areas of backend, administration, web services and database programming. Concept development and consulting for the introduction of an SOA architecture in the company.
Technologies used: PHP5, XML, HTML, CSS, Javascript, Javascript, CVS, process modeling using BizAgi, UML, Symfony Framework, Vtiger, PostgreSQL, MySQL, ShellScript (Bash), PHPUnit, Unix System Debian
Team size: 8 people
Consultant
Software Company
Consulting and development web development
Modeling and software development in the field of linguistics. Creation of specification and requirements description. Programming of the linguistic process. Programming of high-performance systems. Consulting in the concept development and realization of the solution. Testing suites such as Selenium and PHPUnit.
Technologies used: PHP5.3, XML, XSLT, HTML, CSS, Javascript, Javascript, CVS, process modeling using BizAgi, UML, Zend server and Zend Framework, Memcached, Unix System Debian
Team size: 6 people
Senior Developer Web Technologies
Federal Authority
Connection of the customer reaction management tool via web services for querying personal data. Application development and concept development according to ITIL principles. Creation of a WS client in PHP and implementation of security requirements for requests to the central register system.
Technologies used: PHP4, XML, HTML, CSS, Javascript, Javascript, VbScript, C#, IIS 6, MSSQL, Reporting Services, CVS, Visual Studio, IDL/CORBA, NuSOAP, Weblogic, Visual Basic, Shell Script, WCF, Windows systems, architecture and DevOps questions
Team size: 4 people
Senior Developer Web Technologies
Federal Authority
Implementation of requirements in the area of customer reaction management (recording and evaluation of data using Reporting Services) with PHP and C# in Windows environment and in web environment. Creation of reports using Reporting Services with the report manager. Application development and concept development according to ITIL principles. Reports were parsed using C# and output parameterized (SQL). Dynamic generation of reports depending on context (controlled via software). Organization and participation in structured development process.
Technologies used: PHP4, XML, HTML, CSS, Javascript, Java Javascript, VbScript, C#, IIS 6, WCF, MSSQL, Reporting Services, CVS, Visual Studio, IDL/CORBA, NuSOAP, Weblogic, Windows systems, architecture and DevOps questions
Team size: 4 people
Software Engineer
Trading Company
Relaunch and refactoring of the pages. Integration of a product management system for the e-shop (Magento). Consulting on software integration issues and SEO. Consulting in the creation of the data model and class formation (UML).
Technologies used: PHP5, XML, HTML, CSS, Javascript, Ajax/JSON, jQuery, Apache, MySQL, Shell Script, SVN, EzComponents, Magento, Linux System Ubuntu
Team size: 5 people
Software Engineer
Agency
Further development, support and new development of modules for the Neckermann system Netherlands and Belgium. Implementation of SEO measures through comprehensive redesign of the site. Implementation and planning of session management and collaboration on JavaScript and CSS centralization. Execution of projects in consultation with the client and according to release cycles, and effort estimates.
Technologies used: PHP4, XML, HTML, CSS, Javascript, Ajax/JSON, NuSOAP, Apache, MySQL, Shell Script, SVN, PHPUnit, Linux systems
Team size: 10 people
Software Engineer
Agency
Further development, support and new development of modules for the Neckermann system Netherlands and Belgium. Development of the shopping cart with integration of web services and order processing system. Development of new features for the system as well as collaboration in planning and 2nd level support.
Technologies used: PHP4, XML, HTML, CSS, Javascript, Ajax/JSON, NuSOAP, Apache, MySQL, Shell Script, SVN, PHPUnit
Team size: 10 people
Software Engineer
Software Company
Concept development and development of an affiliate system. Setup with Zend Framework, Mootools and YAML. Database design, normalization, table relations. Unit testing using PHPUnit.
Technologies used: PHP5, Java, XML, HTML, DHTML, CSS, JavaScript/Ajax/JSON, SOAP Server & Client, Zend Framework, YAML, Mootools, Apache, MySQL, SVN, Linux systems, XSL
Team size: 2 people
Web Developer
Agency
Development of Typo3 extensions. Database design and analysis of requirements with subsequent implementation. Effort estimation and project management.
Technologies used: PHP, Typo3, XML, HTML, CSS, JavaScript, MySQL, Apache, SVN, Linux systems
Team size: 2 people
Web Developer
Software Company
Further development and maintenance of portals in PHP4 and PHP5 OOP programming both back-end and frontend. Development of PERL modules for data import.
Technologies used: PHP, Java, PERL, XML, HTML, CSS, JavaScript, MySQL, Apache, SVN, Linux Debian and HP-UX systems
Team size: 5 people
Network Administrator/Programmer
Bernhard-Nocht-Institut für Tropenmedizin
Installation and maintenance of a heterogeneous LAN based on Unix and Windows Server. Network planning, fail-safety, backup and disaster recovery concepts. Collaboration on concept development and programming of the database application for travel medical advice. Programming of shell scripts and administration tools using PHP and PERL. Co-administration of the Active Directory of the Free and Hanseatic City of Hamburg. Coordination and organization of the call center and events of the Travel Medicine Center.
Technologies used: PHP, XML and XSL, HTML, CSS, JavaScript, MySQL, Omnis, DB2, Apache, Linux and Windows systems
Team size: 2 people
Network Administrator
Econa AG
Administration and installation of distributed systems Windows and Unix. Administration and further development of the firewall architecture. Network planning, backup and disaster recovery concept. Installation and maintenance of the Exchange 5.5 architecture.