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https://github.com/td99/td99

TD99's portfolio repository.
https://github.com/td99/td99

Last synced: 6 months ago
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TD99's portfolio repository.

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README

          

Hi 👋, I'm Tim



I am an award-winning Young Professional in software development.


Passionate about building high-quality applications that bridge backend robustness with modern frontend experiences.

Experienced in Java, Spring Boot, Vaadin Flow, React.js, C#/.NET, Docker and CI/CD.

---

### About Me
- 🌱 Currently exploring: **Avalonia UI · AI Integration with LangChain**
- 💬 Ask me about: **Java · Spring Boot · Vaadin Flow · React.js · C# · Docker**
- 🔗 Connect with me on [LinkedIn](https://www.linkedin.com/in/tim-duerr)
- 💻 Check out my Gists on [GitHub Gists](https://gist.github.com/TD99)

---

### Awards & Achievements
- 🥈 **2nd Rank** – Federal Diploma in Computer Science (Application Development) – Grade: 5.9 (≈98%)
- 🏅 **Best Interdisciplinary Project** – Federal Vocational Baccalaureate (BM1, Economics) – Grade: 6.0 (100%)
- Together with [@awjolanda](https://github.com/awjolanda) and [@DukeOfWellington1815](https://github.com/DukeOfWellington1815)
- 🌐 **Best Foreign Language Performance** – Federal Vocational Baccalaureate (BM1, English & French) – Grades: 2x 6.0 (100%)

---

### GitHub Trophies
![GitHub Trophies](https://github-trophies.vercel.app/?username=td99&theme=darkhub&no-frame=true&no-bg=true&margin-w=4&rank=SECRET,SSS,SS,S,A)

---

### Languages & Tools
#### Languages
[![Java](https://img.shields.io/badge/java-%23ED8B00.svg?style=for-the-badge&logo=openjdk)](https://openjdk.org/)
[![JavaScript](https://img.shields.io/badge/javascript-%23F7DF1E.svg?style=for-the-badge&logo=javascript&logoColor=black)](https://developer.mozilla.org/en-US/docs/Web/JavaScript)
[![TypeScript](https://img.shields.io/badge/typescript-%233178C6.svg?style=for-the-badge&logo=typescript&logoColor=white)](https://www.typescriptlang.org/)
[![C#](https://img.shields.io/badge/c%23-%23239120.svg?style=for-the-badge&logo=sharp&logoColor=white)](https://learn.microsoft.com/en-us/dotnet/csharp/)
[![Python](https://img.shields.io/badge/python-%233776AB.svg?style=for-the-badge&logo=python&logoColor=white)](https://www.python.org/)

#### Frameworks & Libraries
[![Spring](https://img.shields.io/badge/spring-%236DB33F.svg?style=for-the-badge&logo=spring&logoColor=white)](https://spring.io/)
[![Spring Boot](https://img.shields.io/badge/spring%20boot-%236DB33F.svg?style=for-the-badge&logo=springboot&logoColor=white)](https://spring.io/projects/spring-boot)
[![.NET](https://img.shields.io/badge/.NET-%23512BD4.svg?style=for-the-badge&logo=dotnet&logoColor=white)](https://dotnet.microsoft.com/)
[![Vaadin Flow](https://img.shields.io/badge/vaadin-%2300498C.svg?style=for-the-badge&logo=vaadin&logoColor=white)](https://vaadin.com/flow)
[![Avalonia UI](https://img.shields.io/badge/avalonia%20ui-%23165BFF.svg?style=for-the-badge&logo=avaloniaui&logoColor=white)](https://avaloniaui.net/)
[![React](https://img.shields.io/badge/react-%2361DAFB.svg?style=for-the-badge&logo=react&logoColor=black)](https://react.dev/)
[![Next.js](https://img.shields.io/badge/next.js-%23000000.svg?style=for-the-badge&logo=nextdotjs&logoColor=white)](https://nextjs.org/)
[![Ionic](https://img.shields.io/badge/ionic-%23498AFF.svg?style=for-the-badge&logo=ionic&logoColor=white)](https://ionicframework.com/)
[![Vite](https://img.shields.io/badge/vite-%23646CFF.svg?style=for-the-badge&logo=vite&logoColor=white)](https://vitejs.dev/)
[![Mantine](https://img.shields.io/badge/mantine-%230058FF.svg?style=for-the-badge&logo=mantine&logoColor=white)](https://mantine.dev/)
[![Radix UI](https://img.shields.io/badge/radix%20ui-%23222121.svg?style=for-the-badge&logo=radixui&logoColor=white)](https://www.radix-ui.com/)
[![Tailwind CSS](https://img.shields.io/badge/tailwindcss-%2306B6D4.svg?style=for-the-badge&logo=tailwindcss&logoColor=white)](https://tailwindcss.com/)
[![Electron](https://img.shields.io/badge/electron-%2347848F.svg?style=for-the-badge&logo=electron&logoColor=white)](https://www.electronjs.org/)

#### Databases
[![MySQL](https://img.shields.io/badge/mysql-%234479A1.svg?style=for-the-badge&logo=mysql&logoColor=white)](https://www.mysql.com/)
[![SQLite](https://img.shields.io/badge/sqlite-%23003B57.svg?style=for-the-badge&logo=sqlite&logoColor=white)](https://www.sqlite.org/)
[![PostgreSQL](https://img.shields.io/badge/postgresql-%234169E1.svg?style=for-the-badge&logo=postgresql&logoColor=white)](https://www.postgresql.org/)
[![Firebase](https://img.shields.io/badge/firebase-%23FFCA28.svg?style=for-the-badge&logo=firebase&logoColor=black)](https://firebase.google.com/)

#### Build & Deployment
[![Apache Maven](https://img.shields.io/badge/maven-%23C71A36.svg?style=for-the-badge&logo=apachemaven&logoColor=white)](https://maven.apache.org/)
[![Gradle](https://img.shields.io/badge/gradle-%2302303A.svg?style=for-the-badge&logo=gradle&logoColor=white)](https://gradle.org/)
[![Apache Tomcat](https://img.shields.io/badge/apache%20tomcat-%23F8DC75.svg?style=for-the-badge&logo=apachetomcat&logoColor=black)](https://tomcat.apache.org/)
[![Docker](https://img.shields.io/badge/docker-%232496ED.svg?style=for-the-badge&logo=docker&logoColor=white)](https://www.docker.com/)
[![Microsoft Azure](https://img.shields.io/badge/microsoft%20azure-%230078D4.svg?style=for-the-badge)](https://azure.microsoft.com/)
[![Cloudflare](https://img.shields.io/badge/cloudflare-%23F38020.svg?style=for-the-badge&logo=cloudflare&logoColor=white)](https://www.cloudflare.com/)

#### Testing & Quality
[![JUnit](https://img.shields.io/badge/junit-%2325A162.svg?style=for-the-badge&logo=junit5&logoColor=white)](https://junit.org/)
[![Mockito](https://img.shields.io/badge/mockito-%23C41E3A.svg?style=for-the-badge)](https://site.mockito.org/)
[![ESLint](https://img.shields.io/badge/eslint-%234B32C3.svg?style=for-the-badge&logo=eslint&logoColor=white)](https://eslint.org/)

#### Source Code Management & DevOps
[![GitHub](https://img.shields.io/badge/github-%23181717.svg?style=for-the-badge&logo=github&logoColor=white)](https://github.com/)
[![GitHub Actions](https://img.shields.io/badge/github%20actions-%232088FF.svg?style=for-the-badge&logo=githubactions&logoColor=white)](https://github.com/features/actions)
[![GitLab](https://img.shields.io/badge/gitlab-%23FC6D26.svg?style=for-the-badge&logo=gitlab&logoColor=white)](https://gitlab.com/)
[![GitLab CI](https://img.shields.io/badge/gitlab%20ci-%23FC6D26.svg?style=for-the-badge&logo=gitlab&logoColor=white)](https://docs.gitlab.com/ee/ci/)
[![Azure DevOps](https://img.shields.io/badge/azure%20devops-%230078D7.svg?style=for-the-badge)](https://azure.microsoft.com/en-us/services/devops/)

#### Development Tools
[![IntelliJ IDEA](https://img.shields.io/badge/intellij%20idea-%23087CFA.svg?style=for-the-badge&logo=intellijidea&logoColor=white)](https://www.jetbrains.com/idea/)
[![WebStorm](https://img.shields.io/badge/webstorm-%2307C3F2.svg?style=for-the-badge&logo=webstorm&logoColor=white)](https://www.jetbrains.com/webstorm/)
[![PyCharm](https://img.shields.io/badge/pycharm-%2321D789.svg?style=for-the-badge&logo=pycharm&logoColor=white)](https://www.jetbrains.com/pycharm/)
[![Rider](https://img.shields.io/badge/rider-%23DD1265.svg?style=for-the-badge&logo=rider&logoColor=white)](https://www.jetbrains.com/rider/)
[![Visual Studio Code](https://img.shields.io/badge/visual%20studio%20code-%23007ACC.svg?style=for-the-badge&logo=visualstudiocode&logoColor=white)](https://code.visualstudio.com/)
[![Visual Studio](https://img.shields.io/badge/visual%20studio-%235C2D91.svg?style=for-the-badge)](https://visualstudio.microsoft.com/)
[![Postman](https://img.shields.io/badge/postman-%23FF6C37.svg?style=for-the-badge&logo=postman&logoColor=white)](https://www.postman.com/)
[![Swagger UI](https://img.shields.io/badge/swagger%20ui-%2385EA2D.svg?style=for-the-badge&logo=swagger&logoColor=black)](https://swagger.io/specification/)

#### AI & Automation
[![OpenAI](https://img.shields.io/badge/openai%20api-%23412991.svg?style=for-the-badge&logo=openai&logoColor=white)](https://chat.openai.com/)
[![Spring AI](https://img.shields.io/badge/spring%20ai-%236DB33F.svg?style=for-the-badge&logo=spring&logoColor=white)](https://spring.io/projects/spring-ai)
[![LangChain](https://img.shields.io/badge/langchain-%23007ACC.svg?style=for-the-badge&logo=langchain&logoColor=white)](https://www.langchain.com/)