Senior Fullstack JavaScript Webentwickler verfügbar

Senior Fullstack JavaScript Webentwickler

Profilbild von Anonymes Profil, Senior Fullstack JavaScript Webentwickler
  • 50937 Köln Freelancer in
  • Abschluss: Fachinformatiker für Systemintegration
  • Stunden-/Tagessatz:
  • Sprachkenntnisse: deutsch (Muttersprache) | englisch (gut)
  • Letztes Update: 30.11.2020
Profilbild von Anonymes Profil, Senior Fullstack JavaScript Webentwickler
Developing Skills:

Chrome developing tools, Internet Explorer developing tools, Firebug, MySQL Workbench, Eclipse, NetBeans, WebStorm, Sublime Text, GIT, GIT-Lab, GIT-Hub, BitBucket, Stash, Source Tree, SVN, CVS, Terminal, Bash, Shell, SSH, Filezilla, Virtual Box, Aptitude, vim, homebrew, nano, Maven, npm, Compass, Sprite-Images, Grunt, gulp, metalsmith, dojo optimizer

Management & Testing          
Pencil, Balsamiq, Confluence, Mantis, Jira, Scrum, Freemind, Trello, Smartsheet, Kanban, Nagios, Selenium-Webdriver, WebdriverIO,
Jasmine, Mocha, Chai, Jenkins UI, Testlink, Phantom.js, Browserstack, Whitebox-, Greybox-, Blackbox-Testing, End-to-End-Testing, Module-Testing, Service Testing, Unit-Testing, UI-Testing, Mocking

MS: Word, Excel, Outlook, PowerPoint, OpenOffice, Mac Mail, Numbers

Adobe: Photoshop, InDesign, Acrobat, Premiere, Dreamweaver, MS Publisher, GIMP

Operating systems                             
LINUX: Suse, Debian, Ubuntu, Mint, Kbuntu, DSL, Cent OS, MS WINDOWS, Mac OS X 10

Server & DB                            
Debian, Windows Server 2000 - 2008, Apache, nginx, IIS 7 - 8, Paralels: Plesk, Confixx, Webmin, MS Access, MSSQL, MySQL, SSL

CMS & Frameworks                
CakePHP, Symfony, WordPress, Joomla, Typo 3, CQ5, Pirobase, XTCommerce, jQuery (+ UI + Mobile), require.js, common.js, Jasmine, Mocha, Chai, Cucumber, Ext JS, Backbone, Angular.js, Angular, React.js, Ember.js, Express, Sails.js, dojo, Twitter, Bootstrap, underscore.js, Facebook, Google Maps

PHP 4 - 5, Turbo Pascal 7.0, Visual Basic for Applications, JavaScript, ES4, ES5, ES2015, ES2016, Typescript, Coffeescript, Node.js, DOM, Less, SASS, Stylus, Ajax, JSON, SOAP, Smarty, twig, JSTL, JSP, Struts, Velocity, Handlebars, Mustache, Jade, Wireframes, Mok-ups, Frontend Architecture

XML, XSLT, XHTML, HTML5, CSS 1 - 2.1, CSS3, Webkit, W3C, Crossbrowser

Various things                         
SEO, SEM, Keyword-Marketing, Shop-Maketing, HTML5 and CSS3 for Web Apps (IOS and Android), web developing for different OS and Browser, SemVer, BEM, SMACSS, Atomic Design, Cucumber, gherkin, BDD, TDD, SaaS, SOA, CI, CD, CT

Management Skills:

Rapid intervention, retrospective, one-to-one conversation, lectures, trainings presentations, mediation

Coaching, team building, productivity, development stack

Agile software developing     
SCRUM: SCRUM-Master and product owner,Kanban, Coaching

Versioning tools                     
GIT, SVN, CVS, GIT-Flow, individual Workflows

Communication tools             
Confluence, Jira, Slack, Blue-Ant, HP-QC, Innovator, Git-Lab, Bitbucket 

German (native speaker), 
English (conversational proficiency) 

SOA, SaaS, Continuous integration, Continuous delivery, Continuous testing

Full test automation in web and SOA background, test management
05/2018 - today contracted at: codemanufaktur GmbH 

Customer: codemanufaktur GmbH in Erlangen
Working as: 
Business case: 

01/2018 – 08/2018 contracted at: addmore GmbH

Customer: Cologne Broadcasting Center GmbH for the RTL Group
Working as: Consultant; Senior JavaScript-Developer
Tasks: Integration and coaching for unit-testing and UI-testing web-applications; coaching of project management; frontend-development admin-view for editors
Tools: Jira, Confluence, Jenkins, Docker, Git-Lab, NPM, Frontend-Unit testing, UI-Tests, Cucumber, Gherkin, ng2-Admin
Business case: Broadcasting, Video-Advertisement
Techniques: JavaScript, ES6, Typescript, Angular, Angular2, Grunt, Webpack, Webdriver.IO, AVA, Node.js, JSON

09/2016 – 12/2017 contracted at: Progressive, ein Geschäftszweig der SThree GmbH

Customer: DencoHappel GmbH in Herne
Working as: Senior JavaScript-Developer; Team lead Release management, Test-Management and Workflow management; Agile-Coach
  • Developing UI for an intern 3D-modeling-tool to create 3D-models for an individual air conditioning 
  • Using more than one jQuery-version in the project
  • Developing project tools and classes for code-reuse
  • Developing non-jQuery-plugin-based one-file-script
  • Developing jQuery-Plugins
  • Developing of an UI-test suite based on WebdriverIO for end-to-end testing and UI-testing
  • Developing of a pattern-lab for the UI
  • Implementation of Test management into the project and the CI/CD
  • Change from Cherry-Picking to Feature-Branching git-workflow
  • Implementation of workflow to check-in database changes into git via rollout- and rollback-scripts
  • Implementation of Docker as rollout-platform
  • Implementation of YouTrack as Issue-Management-Software
  • Migration from git Bonobo to git-Lab
  • Implementation of workflows for all groups to work with Tickets in Scrum
  • SCRUM-Coaching
  • Ongoing Project
Tools: InteliJ, git, JavaScript, jQuery, Bootstrap, Jenkins UI, Source Tree, YouTrack
Business case: Sales of individual air-conditioning units to major customers
Techniques: JavaScript, jQuery, Java, Maven, Webdriver.IO, Cucumber, gherkin, Node.js

08/2016 – 09/2016 Contracted at: Eurostaff Group GmbH

Customer: GmbH
Working as: Frontend-Architect; CI/CD Coach
  • Coaching the frontend-team
  • Coaching the project-management
  • Creation of a Roadmap for the change-over on pre-processor-oriented front-end-development
  • IBM Websphere Shop
  • Kanban-Project
Tools: Atom, git, Eclipse, Node.js, npm, JavaScript, Jenkins UI, Source Tree, dojo
Business case: Sales of insolvency mass to end customers, clothing industry
Techniques: Node.js, IBM Websphere, Java, JavaScript, dojo

03/2016 – 09/2016 Contracted at:  Q_PERIOR AG

Customer: DB Energie, DB Systel GmbH
Working as: Job-Description: Special consultant and Management consultant; real working as: Test-Manager
  • Coaching the project-management for continuous-testing
  • Coaching the Developers for continuous-testing
  • Developing a test concept
  • Test automation for continuous-integration in a SOA for SaaS, end-to-end testing
  • Tibco and Java-background
  • Full-automated Testing in a SOA by using Tibco-JMS, using Node.js and Mocha with Maven-Support
  • Implementation of parametrised Tests with gherkin and YAML-Style-Document-Structure
  • Modelling Test-Cases, Test-Suites and Test-Reports
  • SCRUM-project
Tools: Atom, SVM, Eclipse, Node.js, npm, JavaScript, JAVA, Jenkins UI, Mocha, Chai, gherkin, Cucumber, Debian, Maven
Business case: Energy-usage of trains and the accountancy
Techniques: Node.js, Mocha, Chai, Cucumber, gherkin, Maven, Oracle, SOA, Service, JMS, Java, JavaScript, Message-Queues

01/2016 – 02/2016 Contracted at: Questax GmbH

Customer: ETECTURE GmbH
Working as: Senior Frontend-Developer; SCRUM-Master
  • Coaching of the management for SCRUM and agile procedure
  • Pirobase projects
  • Frontend-development
  • Elaboration development flow for the frontend with gulp.js
  • Set up of automated frontend-tests by Jenkins UI with Cucumber and Gherkin
  • Automated multi browser-tests on Browserstack, end-to-end testing
  • SCRUM-project
Tools: Sublime Text 2, GIT, Stash, Chrome, Pirobase, Node.js, Bower, gulp, npm, JavaScript, HTML5, CSS3, Jenkins UI, Mocha, Karma, Chai, Phantom.js, Browserstack, Selenium-Webdriver, SASS, Compass, Maven
  • Intranet
Techniques: HTML5, CSS3, SASS, Node.js, Pirobase, Unit testing, Karma, Mocha, Selenium-Webdriver, Maven

05/2015 – 03/2016 Contracted at: Freshcells GmbH

Working as:Senior Web-Developer
CI/CD Specialist
Tasks: Test-management, automated UI/UX-tests, Frontend-Development
Creation of a Unit-test-suite in Karma, end-to-end testing (Evaluation: Protractor, Jasmine, JS-Unit, Casper.js, Nightwatch.js, Dalek.js)
Creation of a Unit-test-suite for Selenium-Webdriver
Set up of automated Frontend-tests by Jenkins UI
Automated multi browser-tests on Browserstack, end-to-end testing
Tools:Sublime Text 2, GIT, GIT-Lab, Chrome, Symfony2, Composer, Node.js, Bower, Grunt, npm, JavaScript, HTML5, CSS3, Photoshop, jQuery, Jenkins UI, Mocha, Karma, Chai, Phantom.js, Browserstack, Selenium-Webdriver, Compass, SCSS
Techniques:HTML5, CSS3, SCSS, jQuery, JavaScript, Symfony2, Unit testing, Karma, Mocha, Selenium-Webdriver
01/2015Start of my own Agency for enterprise Webdevelopment: Visuellagentur UG (haftungsbeschränkt)
01/2015 – 11/2015Contracted by:  NEXUM AG

Customer:Coop Genossenschaft (Swiss)
PENNY Markt GmbH
Coop Genossenschaft (Swiss)
Working as:Senior Web-Developer
Tasks: Web-design, screen-design and programming
Tools:Sublime Text 2, Gulp, JSHint, LESS, jQuery, Photoshop, Browser-Stack,,
Techniques:XHTML 1.0, CSS2.1, LESS, Gulp, jQuery, JavaScript, Sprite-Images, Cross-Browser-Compatibility
12/2014Certified Scrum-Master and Scrum-Product-Owner, certified
06/2014Contracted by: Hays AG

Customer:Online Directory Service GmbH
Working as:Frontend Architect
Senior Frontend Developer
Tasks: Training, Frontend Architecture and Programming
Change-over from CVS to GIT, creation of a workflow for GIT, GIT-training
Change-over to modular JavaScript with Require.js and Almond.
Change-over from Eclipse to Light-Weight-IDE without Eclipse, with support of Grunt, Maven and Ant.
Jasmine unit testing and integration tests, surface tests, function tests and end-to-end-testing with Selenium.
Further developments of Features of the new responsive website von
Tools:GIT, CVS, SVN, GIT-Lab, Source-Tree, Jira, Confluence, Sublime Text 2, Eclipse, Firebug, Chrome, Maven, Grunt, Ant, JSP, JSTL, Java, JavaScript, Selenium, Jasmine, HTML5, CSS3, Photoshop, RequireJS, Bootstrap, jQuery, SASS, Compass, Scrum
Techniques:HTML5, CSS3, jQuery, AJAX, JavaScript, unit testing, Jasmine, integration testing, SASS, Sprite-Images, Maven, Grunt, Scrum
06/2014Contracted by:  Progressive Recruitment

Customer:MENNEKES Elektrotechnik GmbH & Co. KG
Working as:Senior Frontend Developer
Tasks: Web-design, screen-design and programming
Development of a user-interface, which communicates via AJAX to another device which provides a JSON-web-interface. The device connects itself via Wi-Fi with the internet and so the customer can access the device. 
Delivery of all codes in an index.html file, small framework for communication with JSON, DOM-manipulation, file-fragmentation and Base64-encoding, form-parsing
Cross-Browser-Compatibility, minification and uglification of the code, without framework by third parties
7 days project
Tools:Sublime Text 2, Gulp, JSHint, LESS
Techniques:HTML5, CSS2 and CSS3, AJAX, JSON, JavaScript, LESS, Gulp
01/2014 – 06/2014Contracted by:  DIS AG

Customer:Sevenval GmbH for an
Working as:Senior Frontend Developer
Tasks: Web-design, screen-design and programming
Coaching Frontend CI
Coaching about Front-End-Unit-Testing
Tools:GIT, GIT-Lab, Jira, Confluence, Sublime2, Firebug, Chrome, Maven, JSP, JavaScript, Jasmine, HTML5, CSS3, Photoshop, Pirobase, FITML, RequireJS, jQuery, SASS, Compass, Scrum, Kanban
Techniques:HTML5, CSS3, jQuery, AJAX, JavaScript, unit testing, Jasmine, JSTL, JSP, Velocity, FITML, SASS, Sprite-Images, Maven, Scrum
06/2013 – 12/2014Contracted by:  Hays AG

Customer:Comvel GmbH
Working as:Senior Frontend Developer
Tasks: Web-design, screen-design and programming
Coaching about Front-End-Unit-Testing
Tools:GIT, Stash, Jira, Confluence, Sublime2, Firebug, Maven, JSP, JavaScript, HTML5, CSS3, GIMP, Adobe CQ5/AEM, Require.js, jQuery, Less, Backbone, Underscore, Twitter Bootstrap, Scrum.
Techniques:HTML5, CSS3, jQuery, AJAX, JavaScript, CQ5, Less, Maven, Backbone, Twitter Bootstrap, Scrum
11/2012 – 05/2013Contracted by:  Hays AG

Customer: Unitymedia NRW GmbH
Working as:Application Manager 
Tasks: Interface between the digital marketing team and service providers. 
Part-project-management: Various releases and hotfixes.
Project-management: Launch of automated tests of releases and of the Live-System. 
Quality fuse: Frontend and backend analysis, Implementation monitoring. Interface adaptation based on tests. Monitoring of tests and test-cases.
Development monitoring, failure analysis based on log-files, failure analysis based on Firebug, W3C-Validator and Jigsaw. failure analysis based on Soap UI.
Integration-management: Transfer of software from one agency to another. 
Tools: Bug Tracking-Systems: Jira, Bugsy, Mantis 
Testing: Soap UI, AB, Selenium, Apache, Tomcat, Ruby on Rails, CQ5, PHP, MySQL 
Office: Outlook, Word, Excel, Access, Monitoring: Omniture, Nagios 
Websites:        ,,, intranet
2011Certified Coach in Communication and NLP
05/2011 – 09/2012Contracted by:  Hays AG & Delta Projects GmbH

Customers:- Bisnode Informatics Deutschland GmbH for the customer D&B Germany GmbH
- Arvato Online Services GmbH for Coca Cola Deutschland
- QUISMA GmbH – a GroupM company
- ProsiebenSat1Media GmbH
Working as: Web Developer, Frontend Developer
Tasks: Web-design, screen-design and programming
Tools:Jira, Confluence, GIT, Sublime2, Oracle CMS, SVN, Eclipse, Firebug, Photoshop, WAMP, Virtual-Box, Linux, Jasmine, Handlebars, Webkit, MVC Architektur, Web Apps for iOS and Android, Socket.IO, JSON, Node.js, npm, Scrum,,,,
Techniques:HTML5, WordPress, jQuery, JavaScript, Ext JS , AJAX, CSS3, PHP 5, Freemarker
06/2008TU Munich, Faculty of Economics, Department of Economic Engineering: Workshop & Training for construction of a customer-oriented website
2006 - 2015Working as a self-employed Webdeveloper for various  customers

Tasks:Web-design and screen-design
e-mail newsletter
SEO: Plugins for SEO and code-optimizing.
Tools:Eclipse, Firebug, Photoshop, WAMP, Plesk, SSH, WordPress, pommo, Google-AdWords,,,, kö,, ä,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
Techniques:Own developed HTML-Framework, Joomla, WordPress, xtCommerce, Xtc-Modified, vShare, HTML 4.01, XHTML 1.0, HTML5, CSS 1-2, CSS3, PHP 5,  JavaScript, jQuery, jQuery Mobile, 
10/2005 – 12/2006Sales-Promotion for Epson, HP & Deutsche Telekom
02/2004 - 10/2005Permanent employment
Start as a Sales agent
T-Punkt Business at the headquarters in Munich
Later Deputy Head of Office
09/2001 – 02/2004Education IT Specialist for system-integration 
at Deutsche Telekom AG & T-Systems
2001First experiences in HTML, PHP, MySQL, Apache and Photoshop
2000 - 20001
20Permanent employment
Start as Cashier
Helmut Riesenbeck GmbH - Burger King Restaurant Minden
Later Deputy Head of Office
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Bitte kontaktieren Sie Herrn Wagner.

Vielen Dank.