Design, implementation, documentation and operation of web applications; microservices (REST APIs, backend and frontend systems) and CMS.
Aktualisiert am 21.08.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.09.2025
Verfügbar zu: 100%
davon vor Ort: 20%
Angular
Java
TypeScript
HTML5
CSS3
Vue.js
ReactJS
Scrum
Testautomatisierung
DevOps
Git
Projektmanagement/Projektleitung
MongoDB
Oracle
Kotlin
PHP
Software-Qualitätsmanagement
Jenkins
Atlassian JIRA
nginx
Microservice
CI/CD
Applikationsarchitektur
German
Muttersprache
English
Fortgeschritten

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year
2024-05 - 2025-04

Development and implementation of a Signal Store

Frontend-Developer
Frontend-Developer

  • Development and conception of maintainable modules based on Figma designs.

  • Implementation and integration of builder. io for content management.

  • Development and implementation of a configurator.

  • Development and implementation of a Signal Store for the state management of the application.

  • Successful establishment of a modular architecture that improved component reusability and simplified future maintenance.

  • Optimization of content management through seamless integration of builder. io, which made content maintenance more efficient for editors.

  • Realization of a complex configurator that increased user interaction and simplified the ordering process.

  • Implementation of a future-proof Signal Store, which led to consistent and high-performance state management of the application.

PX Consulting
2 months
2024-08 - 2024-09

Frontend implementation

Frontend-Developer
Frontend-Developer

  • Frontend implementation of the layout.

  • Integration of the frontend with the headless CMS Contentful for dynamic content delivery.

  • Successful implementation of a flexible online newsletter that enabled easy maintenance and dynamic content delivery.

  • Improved content flexibility and autonomy of the marketing team through seamless connection to Contentful.

  • Ensured a responsive and appealing display of the newsletter on various devices and platforms.

Schuheinzelhandel
5 months
2024-03 - 2024-07

Conception and development of a Dialog Designer

Frontend-Developer
Frontend-Developer

  • Conception and development of a Dialog Designer to optimize and simplify support processes.

  • Development of a centralized user administration for the efficient administration of user accounts and rights.

  • Development and implementation of a Redux Store for consistent and predictable state management of the application.

  • Creation of comprehensive unit tests with Jest to ensure code quality and reliability.

  • Significant optimization and simplification of support processes through the conception and development of the Dialog Designer.

  • Increased efficiency in user administration through the development of a centralized user administration.

  • Guaranteed stable and predictable application behavior by implementing a Redux Store for state management.

  • Ensured high code quality and reliability by creating comprehensive unit tests, which led to fewer errors in production.

KOCH ESSEN
2 months
2023-11 - 2023-12

Finalization of a Monorepo POC

Fullstack-Developer
Fullstack-Developer

  • Finalization of a Monorepo POC (Proof of Concept) with NX.

  • Implementation of a dynamic Jenkins pipeline.

  • Setup of the build process with Docker.

  • Integration of semver (semantic versioning).

  • Production launch of the POC.

  • Migration of the Git history of all projects.

  • Successful establishment of a forward-looking Monorepo structure to standardize the codebase and accelerate development processes.

  • Automation of the build and deployment process through the implementation of a dynamic Jenkins pipeline and Docker, which shortened release cycles.

  • Ensured a traceable and consistent version management by integrating semver.

  • Ensured complete traceability and integrity of the project history by successfully migrating the Git history.

NetCologne
1 month
2023-11 - 2023-11

Development of a job portal

Fullstack-Developer
Fullstack-Developer

  • Development of a job portal as a TYPO3 plugin.

  • Integration of talentstorm for data import and synchronization.

  • Restructuring of the existing design.

  • Successful provision of a fully functional job portal that met the end customer's requirements.

  • Optimization of data management through seamless integration and synchronization with talentstorm.

  • Improvement of the user experience and visual appearance through the restructuring of the design.

PAGE & PAPER
2 years 1 month
2021-10 - 2023-10

Implementation of fiber optic pre-marketing for a telecommunications company

Fullstack-Developer Java SpringBoot ReactJs ...
Fullstack-Developer
  • Implementation of the fiber optic pre-marketing using ReactJs and NextJs 

  • Implementation of the layout using SCSS and HTML5 

  • Implementation of various backend services using Java 

  • Implementation of a Monorepo POC based on NX 

    • Implementation of a dynamic Jenkins pipeline

    • Implementation of the build process via Docker

    • Integration of semver (semantic versioning)

    • Integration of PlayWright 

Java SpringBoot ReactJs NextJs TypeScript SCSS HTML5 Storybook BitBucket Prometheus Grafana Sentry Docker REST Jenkins Jira Postman Swagger NX PlayWright
3 years 3 months
2018-08 - 2021-10

Implementation of the order and sim card activation route of a telecommunication company.

Fullstack-Developer Kotlin Java SpringBoot ...
Fullstack-Developer
  • Consulting regarding frontend relevant topics

  • Implementation of the order and activation path using Angular

  • Implementation of the layout using SCSS and HTML5 

  • Implementation of tracking and monitoring via Sentry, Google Analytics and Google Tagmanager 

  • Implementation of a flow visualization in Google Analytics 

  • Implementation of various backend services via Kotlin 

  • Implementation of a legitimation process via Angular and Klarna as provider 

  • Activity as part-time Scrum Master 

  • Implementation of the CI/CD pipeline 

  • Test automation:

    • Consulting for new test systems, e.g. cypress

    • Provision and support for sample implementation

Kotlin Java SpringBoot Angular TypeScript SCSS HTML5 Storybook Monorepository Gitlab Gitlab Pipeline Prometheus Grafana Sentry Kibana Docker Soap WSDL REST Jenkins Jira Browserstack Postman Newman Swagger
Wiesbaden
2 years 5 months
2016-03 - 2018-07

Development of TYPO3 systems and plugins, Implementation of frontend components

Backend Developer TYPO3 PHP Fluid ...
Backend Developer

Development of an intranet for an energy and water supply company

Tasks:

  • Lead developer
  • Planning of the development process
  • Customer communication
  • Development of the intranet based on TYPO3
  • New development of TYPO3 plugins tailored to the client's needs
  • Implementation of the layout using Less, and Fluid


Development of a planning tool for a hardware store

Tasks:

  • Development of the frontend based on AngularJs
  • Implementation of the layouts based on SCSS and HTML5

TYPO3 PHP Fluid Less SQL JavaScript HTML BitBucket Jenkins GitHub AngularJS SCSS HTML5
, Sunzinet AG

Aus- und Weiterbildung

Aus- und Weiterbildung

2 years 5 months
2016-03 - 2018-07

Apprenticeship

IT specialist with specialization in application development,
IT specialist with specialization in application development
2 years 1 month
2013-07 - 2015-07

Technical baccalaureate specializing in IT systems with focus in application development

higher vocational school
higher vocational school

Technical baccalaureate at the higher vocational school specializing in IT systems with focus in application development

Obtaining the professional title of state-certified assistant for IT systems with a focus on application development 

Kompetenzen

Kompetenzen

Top-Skills

Angular Java TypeScript HTML5 CSS3 Vue.js ReactJS Scrum Testautomatisierung DevOps Git Projektmanagement/Projektleitung MongoDB Oracle Kotlin PHP Software-Qualitätsmanagement Jenkins Atlassian JIRA nginx Microservice CI/CD Applikationsarchitektur

Skills & Competencies:

Skills:

  • Frontend: JavaScript, TypeScript, HTML, CSS, SCSS, Sass, Less, Microfrontend, Angular, React.js, Next.js, Vue.js, Bootstrap, Tailwind CSS, RXJS

  • Backend: Kotlin, Groovy, Java, PHP, Gradle, Maven, JPA, Spring Boot, NestJS, Node.js, Hono

  • Testing: Cypress, Jasmine, Jest, Protractor, JUnit, Testautomatisierung, Testplanung & -ausführung

  • Datenbanken: SQL, PostgreSQL, MongoDB, Oracle

  • API: Swagger, Soap, GraphQL, REST, OpenAPI

  • Tools: Git, GitLab Cl, GitHub Actions, Jenkins, Google Analytics, Google Tag Manager, Docker, Postman, Browserstack, Figma, SonarQube, Kubernetes, Prometheus, Grafana, Kibana, ddev, Jira, Confluence, Terraform, NX, Vite, Webpack, Builder.io

Competencies:

  • DevOps, Continious Integration, TDD (Test-Driven Development), DDD (Domain-driven Design), BDD (Behavior-Driven Development), Agile Software-Entwicklung, SCRUM, KANBAN, Microservices, Cloud, OIDC, Redux, NGRX, Signals, valibot, Cloudflare DI, AWS, OAuth, JWT, Pair Programming, Clean Code, SPA, Frontend-Architektur, Wasserfall, Technisches Projektmanagement, Teamführung, Stakeholder-Management, CI/CD-Automatisierung, Responsive Design, Prozessoptimierung, Agile Coaching, Qualitätssicherung, Performance-Optimierung, User Experience (UX), Monitoring, Logging, Authentifizierung & Autorisierung, Headless CMS, Monorepository

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year
2024-05 - 2025-04

Development and implementation of a Signal Store

Frontend-Developer
Frontend-Developer

  • Development and conception of maintainable modules based on Figma designs.

  • Implementation and integration of builder. io for content management.

  • Development and implementation of a configurator.

  • Development and implementation of a Signal Store for the state management of the application.

  • Successful establishment of a modular architecture that improved component reusability and simplified future maintenance.

  • Optimization of content management through seamless integration of builder. io, which made content maintenance more efficient for editors.

  • Realization of a complex configurator that increased user interaction and simplified the ordering process.

  • Implementation of a future-proof Signal Store, which led to consistent and high-performance state management of the application.

PX Consulting
2 months
2024-08 - 2024-09

Frontend implementation

Frontend-Developer
Frontend-Developer

  • Frontend implementation of the layout.

  • Integration of the frontend with the headless CMS Contentful for dynamic content delivery.

  • Successful implementation of a flexible online newsletter that enabled easy maintenance and dynamic content delivery.

  • Improved content flexibility and autonomy of the marketing team through seamless connection to Contentful.

  • Ensured a responsive and appealing display of the newsletter on various devices and platforms.

Schuheinzelhandel
5 months
2024-03 - 2024-07

Conception and development of a Dialog Designer

Frontend-Developer
Frontend-Developer

  • Conception and development of a Dialog Designer to optimize and simplify support processes.

  • Development of a centralized user administration for the efficient administration of user accounts and rights.

  • Development and implementation of a Redux Store for consistent and predictable state management of the application.

  • Creation of comprehensive unit tests with Jest to ensure code quality and reliability.

  • Significant optimization and simplification of support processes through the conception and development of the Dialog Designer.

  • Increased efficiency in user administration through the development of a centralized user administration.

  • Guaranteed stable and predictable application behavior by implementing a Redux Store for state management.

  • Ensured high code quality and reliability by creating comprehensive unit tests, which led to fewer errors in production.

KOCH ESSEN
2 months
2023-11 - 2023-12

Finalization of a Monorepo POC

Fullstack-Developer
Fullstack-Developer

  • Finalization of a Monorepo POC (Proof of Concept) with NX.

  • Implementation of a dynamic Jenkins pipeline.

  • Setup of the build process with Docker.

  • Integration of semver (semantic versioning).

  • Production launch of the POC.

  • Migration of the Git history of all projects.

  • Successful establishment of a forward-looking Monorepo structure to standardize the codebase and accelerate development processes.

  • Automation of the build and deployment process through the implementation of a dynamic Jenkins pipeline and Docker, which shortened release cycles.

  • Ensured a traceable and consistent version management by integrating semver.

  • Ensured complete traceability and integrity of the project history by successfully migrating the Git history.

NetCologne
1 month
2023-11 - 2023-11

Development of a job portal

Fullstack-Developer
Fullstack-Developer

  • Development of a job portal as a TYPO3 plugin.

  • Integration of talentstorm for data import and synchronization.

  • Restructuring of the existing design.

  • Successful provision of a fully functional job portal that met the end customer's requirements.

  • Optimization of data management through seamless integration and synchronization with talentstorm.

  • Improvement of the user experience and visual appearance through the restructuring of the design.

PAGE & PAPER
2 years 1 month
2021-10 - 2023-10

Implementation of fiber optic pre-marketing for a telecommunications company

Fullstack-Developer Java SpringBoot ReactJs ...
Fullstack-Developer
  • Implementation of the fiber optic pre-marketing using ReactJs and NextJs 

  • Implementation of the layout using SCSS and HTML5 

  • Implementation of various backend services using Java 

  • Implementation of a Monorepo POC based on NX 

    • Implementation of a dynamic Jenkins pipeline

    • Implementation of the build process via Docker

    • Integration of semver (semantic versioning)

    • Integration of PlayWright 

Java SpringBoot ReactJs NextJs TypeScript SCSS HTML5 Storybook BitBucket Prometheus Grafana Sentry Docker REST Jenkins Jira Postman Swagger NX PlayWright
3 years 3 months
2018-08 - 2021-10

Implementation of the order and sim card activation route of a telecommunication company.

Fullstack-Developer Kotlin Java SpringBoot ...
Fullstack-Developer
  • Consulting regarding frontend relevant topics

  • Implementation of the order and activation path using Angular

  • Implementation of the layout using SCSS and HTML5 

  • Implementation of tracking and monitoring via Sentry, Google Analytics and Google Tagmanager 

  • Implementation of a flow visualization in Google Analytics 

  • Implementation of various backend services via Kotlin 

  • Implementation of a legitimation process via Angular and Klarna as provider 

  • Activity as part-time Scrum Master 

  • Implementation of the CI/CD pipeline 

  • Test automation:

    • Consulting for new test systems, e.g. cypress

    • Provision and support for sample implementation

Kotlin Java SpringBoot Angular TypeScript SCSS HTML5 Storybook Monorepository Gitlab Gitlab Pipeline Prometheus Grafana Sentry Kibana Docker Soap WSDL REST Jenkins Jira Browserstack Postman Newman Swagger
Wiesbaden
2 years 5 months
2016-03 - 2018-07

Development of TYPO3 systems and plugins, Implementation of frontend components

Backend Developer TYPO3 PHP Fluid ...
Backend Developer

Development of an intranet for an energy and water supply company

Tasks:

  • Lead developer
  • Planning of the development process
  • Customer communication
  • Development of the intranet based on TYPO3
  • New development of TYPO3 plugins tailored to the client's needs
  • Implementation of the layout using Less, and Fluid


Development of a planning tool for a hardware store

Tasks:

  • Development of the frontend based on AngularJs
  • Implementation of the layouts based on SCSS and HTML5

TYPO3 PHP Fluid Less SQL JavaScript HTML BitBucket Jenkins GitHub AngularJS SCSS HTML5
, Sunzinet AG

Aus- und Weiterbildung

Aus- und Weiterbildung

2 years 5 months
2016-03 - 2018-07

Apprenticeship

IT specialist with specialization in application development,
IT specialist with specialization in application development
2 years 1 month
2013-07 - 2015-07

Technical baccalaureate specializing in IT systems with focus in application development

higher vocational school
higher vocational school

Technical baccalaureate at the higher vocational school specializing in IT systems with focus in application development

Obtaining the professional title of state-certified assistant for IT systems with a focus on application development 

Kompetenzen

Kompetenzen

Top-Skills

Angular Java TypeScript HTML5 CSS3 Vue.js ReactJS Scrum Testautomatisierung DevOps Git Projektmanagement/Projektleitung MongoDB Oracle Kotlin PHP Software-Qualitätsmanagement Jenkins Atlassian JIRA nginx Microservice CI/CD Applikationsarchitektur

Skills & Competencies:

Skills:

  • Frontend: JavaScript, TypeScript, HTML, CSS, SCSS, Sass, Less, Microfrontend, Angular, React.js, Next.js, Vue.js, Bootstrap, Tailwind CSS, RXJS

  • Backend: Kotlin, Groovy, Java, PHP, Gradle, Maven, JPA, Spring Boot, NestJS, Node.js, Hono

  • Testing: Cypress, Jasmine, Jest, Protractor, JUnit, Testautomatisierung, Testplanung & -ausführung

  • Datenbanken: SQL, PostgreSQL, MongoDB, Oracle

  • API: Swagger, Soap, GraphQL, REST, OpenAPI

  • Tools: Git, GitLab Cl, GitHub Actions, Jenkins, Google Analytics, Google Tag Manager, Docker, Postman, Browserstack, Figma, SonarQube, Kubernetes, Prometheus, Grafana, Kibana, ddev, Jira, Confluence, Terraform, NX, Vite, Webpack, Builder.io

Competencies:

  • DevOps, Continious Integration, TDD (Test-Driven Development), DDD (Domain-driven Design), BDD (Behavior-Driven Development), Agile Software-Entwicklung, SCRUM, KANBAN, Microservices, Cloud, OIDC, Redux, NGRX, Signals, valibot, Cloudflare DI, AWS, OAuth, JWT, Pair Programming, Clean Code, SPA, Frontend-Architektur, Wasserfall, Technisches Projektmanagement, Teamführung, Stakeholder-Management, CI/CD-Automatisierung, Responsive Design, Prozessoptimierung, Agile Coaching, Qualitätssicherung, Performance-Optimierung, User Experience (UX), Monitoring, Logging, Authentifizierung & Autorisierung, Headless CMS, Monorepository

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