Oliver Kiessler
Summary
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SeniorOliver Kiessler is a senior full-stack software engineer and freelancer based in Cologne with 15 years of professional experience building web applications and leading technical teams. He brings deep hands-on expertise in TypeScript, Node.js, Angular, AWS Serverless, Ruby on Rails, and Java, and runs his own consultancy that combines development and architectural work. Oliver’s background includes CTO and technical lead roles at established firms, reflecting strong product and operational sensibilities beyond pure coding. He studied social sciences and later computer science, an uncommon combination that informs his pragmatic, user-aware approach to software design. Known for long-term client engagements, he favors maintainable, cloud-native architectures and rapid iteration. Outside of client work he continues to evolve his stack and tooling as an independent developer in the German tech scene.
16 years of coding experienceGithub contributions (1)
apphoshies/apphoshies-ruby-client
Jul 2010 - Dec 2010
Contributions:6 commits in 5 months
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