Aurelia H.-Senior Software Developer

Check rate
Experience
Software Full Stack Developer
INNIO Jenbacher GmbH & Co OG
- Implementing and extending an Electron app based on TypeScript, React and Node.js to display stream content and technical data
- Extending a Kotlin backend for message processing via Kafka
- Extending various React modules
- Programming custom solutions for customers, including testing
- Creating documentation
- Development in accordance with Scrum processes
Used skills: React, React Hooks, Jest, Vitest, Typescript, Electron, IntelliJ, Vite, Github, Jira, Node.js, yarn, npm, pnpm, Swagger, OpenAPI, Storybook, Docker, Prettier, Eslint, tailwindcss, i18n, GraphQL, CoPilot, Postgres, JSON, Sqlite, trpc, influxdb, Java, Spring, Kotlin, Kafka, Git, Sonarcube
Senior Full Stack Developer
AXA
- Redesigning the quote calculators based on Java and Spring on the backend and React and TypeScript on the frontend
- Extending and implementing interfaces with OpenAPI, Java and Spring Boot to generate classes and clients for interfaces to the frontend and backend
- Creating new database schemas for Oracle databases
- Building and deploying the application via GitHub and OpenShift
- Development in accordance with Scrum processes
Used skills: Java (8 - 17), Springboot, React, React Hooks, Typescript, IntelliJ, Github, Jira, npm, CSS, OpenAPI, Jest, Docker, Apache Maven, Lombok, Flyway, Prettier, Eslint, Oracle, Mockito, OpenShift, PostgreSQL
Senior Full Stack Developer
secunet Security Networks AG
- Replacing the previous software platform based on Java and Spring on the backend and React and Typescript on the frontend
- Setting up test environments with Docker and Kubernetes
- Implementing new interfaces with OpenApi, including generators to create classes and clients for the frontend and backend (Contract First approach)
- Implementing role and permission management via Keykloak
- Building the backend according to Domain Driven Design principles, including migration capabilities
- Maintaining the CI/CD pipelines
- Integrating Weblate for multilingual platform support
- Implementing adapter interfaces with Typescript for connecting an Electron app and other modules
- Extending a simulator for preliminary testing without the security module
- Creating documentation
- Training internal employees
- Development in accordance with Scrum processes
Used skills: React, React Hooks, Cypress, Typescript, IntelliJ, Code Together, Webpack, Vite, Gitlab, Jira, Node.js, yarn, npm, Java (8 - 17), Spring, Liquibase, OpenAPI, Kibana, Storybook, Docker, Gradle, Lombok, Jest, Kubernetes, Prettier, Eslint, tailwindcss, Weblate, i18n, Mockito, GraphQL, Coder, PostgreSQL, K3S, Jenkins, JSON
Senior Full Stack Developer
Bank-Verlag GmbH
- Project 1: Supporting the enhancement of the online banking platform with React, TypeScript, Tailwind CSS and MobX
- Integrating various framework modules via Webpack and Module Federation
- Creating sample modules with Vue.js
- Project 2: Replacing legacy software by developing a new bank card management and card ordering solution in React, TypeScript and Tailwind CSS
- Development in accordance with Scrum processes
Used skills: React, React Hooks, mobx, Typescript, IntelliJ, Webpack, Gitlab, Jira, Node.js, yarn, Java 8, Spring, Typescript, Vue.js, Kibana, tailwindcss, Jest, mock-api, Webpack modulefederation, Springboot, Formik, Yup, Storybook
Senior Full Stack Architect
ThatsIT Service AG / Ikooko IT Solutions GmbH
- Designing and implementing a Big Data structure for a data cockpit across multiple data sources
- Implementing new microservices based on Domain-Driven Design
- The project was implemented in accordance with Scrum processes
- Developing microservices and interfaces in TypeScript for processing large volumes of data
- Developing a mobile Prepper app connected to an earthquake warning system that uses the developed data cockpit Open-Source project: Spring Kafka MVC, Java-Connector for Kafka
- Development in accordance with Scrum processes
Used skills: React, Redux, Sass, IntelliJ, Webpack, Git, Jira, Node.js, NPM, Java, Lombok, Rest interfaces, Docker, Bitbucket, SocketIO, Apache Kafka, Avro, Confluent, Microservices, Android React-Native, Java, Typescript, Kibana, React Hooks, Galanava, Postgres SQL, Node JS, Cypress, Mockito
Senior Full Stack Developer
weeBusiness GmbH
- Further development of the Payback platform, web platform, and mobile app
- Development of microservices and integration of a real-time payment system
- Restructuring of the back-office application
- Development following Scrum processes
Technologies used: React, React-Native, Redux, React Hooks, Node.js, Sass, CSS, IntelliJ, Webpack, Git, Jira, NPM, Java, Lombok, Rest, Docker, Android, Typescript, Kibana, Postgres SQL, Cypress, Mockito
Senior Full Stack Developer
protofy GmbH
- Further development for 1&1 and Depot in the Java/JavaScript frontend and backend
- Integration of Google Sheets spreadsheets as a data source
- Development following Scrum processes
Technologies used: React, Redux, Sass, IntelliJ, Webpack, Git, Jira, Node.js, NPM, Java, Lombok, Rest, Docker, Bitbucket
Senior Full Stack Developer
Bergwerk.io GmbH
- Further development of the Bemer shop and its back-office system with React and Java
Technologies used: React, Redux, Sass, IntelliJ, Webpack, Git, Jira, Node.js, NPM, Java, lombok, Rest interfaces, Docker, Bitbucket
Senior Full Stack Developer
inSynergie GmbH
- New development of a frontend for planning tours for Experimenta using a touch-enabled device
- Development following Scrum processes
Technologies used: React, Git, TypeScript, Node, NPM, Scss, Sass, Css, Yarn, Active Collab, gitlab, InVision
Senior Full Stack Developer
Bergfreunde GmbH
- Further development of the company's own shop
Technologies used: React.js, Jenkins, PHP, Git, TypeScript, Node.js, NPM, Scss, Sass, Css, Yarn, Foundation, Jira
Senior Full Stack Developer
Dimensional GmbH
- New development of a media portal/news archive for the Netherlands Institute for Sound and Vision (NISV)
- Media content can be edited and prepared on the web platform using a specially developed media editor that allows videos and images to be extensively edited
- This makes it possible to adapt and publish media directly for news, blogs, etc., all through one platform
- Creation of an extensive search function
- Development following Scrum processes
Skills used: React, React Native, Jenkins, JAVA, Git, Jira, Node.js, NPM, Scss, Sass, Styled components, Css, MySQL, Apache, Tomcat, Webpack, Yarn, Git, Jira, Node.js, Springboot, JUnit
Senior Full Stack Developer
BMW AG
- New development of an internal communication and management platform, including a small minishop for apps and widgets
Skills used: Meteor, React, Redux, Bootstrap, Typescript, NPM, Scss, Sass, Webstorm, Git, Jira, Node.js, LDAP, Yarn, MongoDB
Senior Full Stack Developer
Bergwerk.io GmbH
- Development of a shop and additional apps in React.js
- Expansion of the back-office system
Skills used: Java 8, React, Redux, Bootstrap, Gulp, Sass, IntelliJ, Karma, Selenium, Chai, Groovy, Webpack, Mocha, Git, Jira, Node.js, NPM, Sass, Scss, Springboot
Senior Full Stack Developer
ISTA International GmbH
- New development of the internal management platform for managing heating cost billing and the associated devices
- The platform replaced the old Delphi system
- To make the transition easier for specialists, keyboard shortcuts and helpful functions for faster data entry were recreated and integrated into the new platform
- Development following Scrum processes
Skills used: Java 8, AngularJS, Node.js, Bootstrap, IntelliJ, Camunda, MySQL, Protractor, Jasmine, Karma, Selenium, Scss, CSS, NPM
Senior Backend Developer
TUI Infotec GmbH
- Expansion of the travel platform
- Expansion and maintenance of existing software and interfaces, as well as Swing GUI development and enhancements
- Development following Scrum processes
Skills used: JAVA6/7, Eclipse, Swing, HiveMind, Maven, Elasticsearch, Rest API, CSS, JSP
Senior Full Stack Developer
CLAAS Agrosystems
- 365FarmNet / Development of an information and work platform for the agricultural industry
Skills used: JAVA6/7, EJB3, REST, SQL, HTML5, CSS3, Javascript, AngularJS, JQuery, JQWidgets, Apache, GIT/SVN, Eclipse, JBOSS 7.1, Hibernate, LDAP, NPM
Senior Full Stack Developer
Property Magazine
- Maintenance of an existing CMS based on Smarty, further development and maintenance of the website
Skills used: MySQL, PHP, HTML, CSS, Javascript, Apache, Smarty, Paralleles Plesk Panel 10/11
Senior Backend Developer
T-Systems AG
- Development and customization of a web frontend for managing SAP HCM master data
Skills used: SAP NetWeaver 7.x, SAP Solution Manager, Jco, Facelets, EJB3, Spring, AJAX, A4J, Java, JSF, JSP, Servlets, CSS, Javascript (JQuery), XML, XHTML, Apache, Tomcat, SVN, HP-Quality Center, Rest
Senior Full Stack Developer
IVE mbH
- Development of a web-based information platform for visualizing railway network infrastructure data, timetable data and operational data (RailSys Map – information platform)
- Development of frontends for determining environmental impacts worldwide for any type of transport by road, rail, air and sea
- Development of a Java GUI for administering user data with rights management
Skills used: Java, JSF, JSP, Servlets, JAXB, CSS, Javascript (JQuery, Prototype), AJAX, XML, XHTML, SVG, Eclipse, Netbeans, Apache, Tomcat, Maven, SVN, Rest, Smraty Template Engine, PHP, Hibernate, Ant, SOAP
Industry experience
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Experienced in Information Technology, Media and Entertainment, Energy, Manufacturing, Real Estate, and Utilities.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology and Product Development.
Summary
I am a Senior Full Stack Developer with over 15 years of experience building and modernizing web platforms, backend services and mobile applications. I work across Java and Spring on the backend and React, TypeScript and Node.js on the frontend, with additional experience in Angular, Vue.js, React Native and Electron.
I have developed solutions for banking, security, insurance, retail, travel, media, agriculture, energy and mobility. My work includes microservices, REST and OpenAPI interfaces, Kafka-based messaging, domain-driven design, databases, role management, CI/CD pipelines and Docker/Kubernetes environments. I also bring strong experience in automated testing, documentation and Scrum-based development.
Skills
- React, React Native, Redux, Typescript, Vue.Js, Angular, Mobx, Tailwind Css, Node.Js, Json, Material Ui, Electron
- Eslint, Prettier, Storybook, Weblate, Jest, Mocha, Karma, Cypress, Playwright, Yarn, Npm, Vite, Webpack
- Java, Spring Boot, Hibernate, Php, Kafka, Socket.Io, Jee, Jsp, Swt, Swing, Openapi, Mockito, Python
- Postgresql, Mongodb, Oracle Db, Liquibase, Camunda, Bpmn, Openshift, Docker, Git, Confluent, Soap, Elasticsearch
- Opencode, Copilot, Claude, Ollama, Ki Tools
Languages
Education
Werner von Siemens School
IT Specialist · Application Development · Hildesheim, Germany
Statistics
Experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Aurelia is based in Sundern (Sauerland), Germany and prefers 100% remote projects.
Aurelia speaks the following languages: German (Native), English (Advanced).
Aurelia has at least 19 years of experience. During this time, Aurelia has worked in at least 4 different roles and for 18 different companies. The average length of individual experience is 1 year. Note that Aurelia may not have shared all experience and actually has more experience.
Based on recent experience, Aurelia would be well-suited for roles such as: Software Full Stack Developer, Senior Full Stack Developer, Senior Full Stack Architect.
Aurelia's most recent position is Software Full Stack Developer at INNIO Jenbacher GmbH & Co OG.
In recent years, Aurelia has worked for INNIO Jenbacher GmbH & Co OG, AXA, and secunet Security Networks AG.
Aurelia is most experienced in industries like Information Technology, Media and Entertainment, and Energy. Aurelia also has some experience in Manufacturing, Real Estate, and Utilities.
Aurelia is most experienced in business areas like Information Technology and Product Development.
Aurelia has recently worked in industries like Information Technology, Energy, and Manufacturing.
Aurelia has recently worked in business areas like Information Technology and Product Development.
Aurelia attended Werner von Siemens School for Application Development.
Aurelia is immediately available full-time for suitable projects.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 16 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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