Michael Tonnemacher

-Developed and maintained applications using Angular 18, Ionic 6/Capacitor, TypeScript, JavaScript, NgRx, and RxJS. -Started the project with Angular 12, then migrated to Angular 18, ensuring compatibility with the latest framework updates. -Optimized Ionic mobile apps by implementing smooth transitions and performance improvements. -Managed state efficiently using NgRx and leveraged RxJS operators for handling asynchronous API calls in Angular and Ionic applications.

-Led the development of AI-powered web applications using React 17, seamlessly integrating machine learning models with dynamic and responsive user interfaces. -Implemented advanced state management with React Hooks, Context API, Redux Toolkit, and Zustand, optimizing performance and scalability. -Collaborated with data scientists and backend engineers to integrate AI models via RESTful APIs, GraphQL, and WebSockets, ensuring smooth data flow and real-time processing.

-Developed an admin dashboard for a web store using Next.js, improving performance and maintainability. -Migrated state management from Redux to Apollo Client, optimizing GraphQL queries and caching for seamless Nest.js backend integration. -Designed a scalable HOC architecture for reusable GraphQL queries, enhancing listing and filtering efficiency.

-Built an internal analysis and report generating UI with a JavaScript MVC structure, utilizing React and Redux -Designed the company website featuring React parallax effects, implemented with the Middleman framework and Skrollr library -Developed a sophisticated analysis feature, presenting results through React D3 and HighCharts libraries -Crafted a reusable React search module, facilitating Solr search engine query string compilation.

-Refactored a legacy monolithic system into microservices, improving modularity and scalability. -Automated CI/CD pipelines for seamless deployments, integrating unit tests, E2E tests, and code quality tools, with Azure DevOps for cloud deployment. -Developed a SPA using AngularJS, implementing two-way data binding and efficient server synchronization. -Designed and implemented RESTful APIs to transfer data between the frontend and SQL Server backend, using JSON for seamless communication.