28.04.2026 aktualisiert


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Premiumkunde
100 % verfügbarSenior Full-Stack-Developer
Berlin, Deutschland
Weltweit
Computer Science, Humboldt Universität zu Berlin, Germany • Grade: very good • Engineering ScienceÜber mich
20+ years of experience. Well-organized, broad-minded, passionate and responsible IT professional. Focus on aligning technical solutions with business objectives.
Skills
AI AgentsOpenAIHTMLJavaJavaScriptAmazon Web ServicesCSSNode.jsSoftware ArchitectureAngular 2+TypeScriptReact.jsSpring BootWebpackReact Native
Frameworks & Libs:
Angular • React • Java Spring Boot • AWS • OpenAI • node.js • Express • REST APIs • OAuth2
Languages:
TypeScript • Java • HTML5 (JavaScript, HTML, CSS)
Concept:
AI (Artificial Intelligence) • AI Agents • Software Architecture and Design • UML • Data Modeling • Business Logic
Infrastructure:
Infrastructure:
Linux • Windows • Mac • Docker • Webpack • Git • AWS (Amazon Web Services) • npm
Erfahrung
Berufserfahrungmehr als 10 Jahre
Freelancer seit2000
Sprachen
ChinesischGrundkenntnisseDeutschMutterspracheEnglischverhandlungssicher
Projekthistorie
My Developer Portfolio
Personal portfolio application built as an Nx monorepo with Angular, taxonomy-driven skill matching, and worker-based search for project discovery.
Modular Nx architecture • Taxonomy-based matching engine • Web worker-powered search • Storybook + E2E/Unit testing setup
Develop a new language learning app, which generates pictured AI stories.
Techs: React Native • Java • Spring Boot • AWS (CDK, Cloud Formation, IAM, API Gateway, S3, DynamoDB, Elastic Beanstalk, AppConfig, Polly) • OpenAI • Expo • TypeScript • Sentry • GitHub • npm • redux
Techs: React Native • Java • Spring Boot • AWS (CDK, Cloud Formation, IAM, API Gateway, S3, DynamoDB, Elastic Beanstalk, AppConfig, Polly) • OpenAI • Expo • TypeScript • Sentry • GitHub • npm • redux