I'm not a
JavaScript Ninja
But I am a professional it-consultant, passionate team leader and full stack web developer with more than 18 years of experience in the web industry.
Oliver Heeger

Oliver Heeger

Oliver Heeger

I actually work at denkwerk GmbH in Cologne as an IT-Consultant and web-development team lead. After July 2018 i will be bookable as a Freelancer and i'm looking for a new challenge and awesome projects.

Contact: info@oliver-heeger.de Download Resume



HTML5, CSS3, ECMAScript 6, JavaScript, require.js, jQuery, React, React Native, SASS/SCSS , BEM, Atomic Design, Facebook Apps, Twitter Bootstrap, grunt, npm, Web Performance, User Experience, …


PHP, OOP, MySQL, MVC, Node.js, Zend Framework, Symphony, TYPO3, Drupal, Wordpress, SVN, Git, …


Facebook, Graph, Google Maps, AWS, Firebase, Instagram, PayPal, REST, Twitter, JSON, JSONP, …


Html5, LD/Json, schema.org, microdata, WCAG 2.0, W3C, WAI-ARIA, DSGVO, Project Management, UX, UI, …


Instagram, Twitter, Facebook, Pinterest, Tumblr, Snapchat, Wordpress, …


Yoga, Snowboard, Netflix, Travelling, Blockchain, New technologies, Startups, digital rights, digital culture, Web-development, …



Consulting & web-development

Want to work with me? Send me an email: info@oliver-heeger.de

2011 - 2018

Consultant & web-development team leader

  • Professional and organizational management of 5 team members
  • Technical design & architecture of the entire OBI.de frontend (obi.at,pl,ru,cz,sk)
  • Quality assurance
  • Search optimization
  • Website performance
  • Backend development for OBI Promotions (php / Zend Framework)
  • Facebook apps
  • Social media consulting
2010 - 2011

Technical Lead

  • Creation of websites for SMEs based on TYPO3
  • Extension development for TYPO3
  • Employee coordination
  • customer communication
  • Facebook apps
  • Social media
2009 - 2010


  • Backend development php5
  • Creation of various microsites
2004 - 2010


  • Creating websites for SMEs
  • Search engine optimization
  • Social media
  • Development of an own editorial system (on-page.de)
  • Regular presentations on current trends in social media
  • Operation of own commercial and non-commercial websites
  • Barrier-free internet (Goldene Biene 2010)
2000 - 2004

Technical Product Promoter

  • Development and administration of the website in 5 languages
  • Development of an own editorial system
  • Creation of sales support (print, video)
  • Preparation and implementation of technical training courses (Europe, Russia, Japan)
  • Evaluations of new products before their launch
  • Technical support for all european branches