Freelancer profile translated to English.
Back to original languageAbout Christopher
I have been working as afreelancer in Hamburgsince the end of 2011 and have been developing applications for theweb and mobile devicessince 2007, especially web applications and iOS apps. Whether on-site or remote, I support larger teams or implement projects independently.
My focus is onfrontend and full**stack development**, UX, refactoring of complex applications, and performance optimization.
German
Native or bilingual
English
Conversational
Can work on-site
Hamburg (up to 50km)
Experience
- Newsaktuell (dpa)Full stack developerJanuary 2022 - December 2024 (2 years and 11 months)Implemented single sign on solutions for Auth0 and MS Azure and developed a MVP for AI based press mailing targeting. Created a Go microservice for DNS validation. Debugged FluentD/Kafka infrastructure. Also refactored and improved the UX by adding and adapting components to the storybook. React / RubyOnRails / Golang
- AOKFrontend developerJanuary 2023 - December 2023 (11 months)Created complex interactive data visualisations like hierarchical edge graphs and force graphs with data from the Jira API. D3.js /SVG /node.js /Jira D3.js / SVG / node.js / Jira
- XingFrontend developerDecember 2021 - June 2022 (6 months)Development of B2B forms that can be used company-wide via a package to request customer and payment information. React / GraphQL / NPM
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Education
- Dipl. Ing. (FH)Media Technology2007Dipl. Ing. (FH)
- Diploma student,2007Diploma student,