Simon Kemmerling
IT-Systementwickler at RTL Group
Cologne, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolSimon Kemmerling is an experienced Full Stack developer and consultant based in Cologne with over 11 years of hands-on experience transforming ideas into modern, responsive web applications and SaaS solutions. He combines front-end expertise (Vue.js, TypeScript) with robust back-end skills (Node.js, GraphQL, PostgreSQL, AWS Lambda) and practical integrations like Stripe, enabling end-to-end project delivery from planning to production. As a long-time consultant and former director of frontend and operations, he routinely guides clients through strategy, implementation and training, bridging technical execution with stakeholder-facing responsibilities. Currently contributing engineering value at RTL Group while running roles at mediamundis, he moves fluidly between enterprise and agency contexts. His background in performance analysis and Core Web Vitals work shows an attention to measurable UX and operational quality beyond feature delivery. Colleagues describe him as a pragmatic problem-solver who pairs entrepreneurial experience with deep front-to-back technical craft.
11 years of coding experience
22 years of employment as a software developer
BA (SAE), Multimedia Producer, Web-/Multimedia-Management und Producer, BA (SAE), Multimedia Producer, Web-/Multimedia-Management und Producer at SAE Institute Cologne
German, English
Github Skills (7)
component-based9
react6
frontend5
bower4
contentful1
typescript1
nextjs1
Programming languages (2)
Github contributions (5)
brandung/bra_fe_grunt-boilerplate
Nov 2015 - Feb 2016
Contributions:12 releases, 30 commits, 28 PRs in 3 months
gruntreactbowerfrontendworkflow
brandung/capitan
Jan 2016 - Jul 2017
Contributions:21 releases, 62 commits, 17 PRs in 1 year 6 months
gruntreactcomponent-basedindependentfrontend
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