Andreas Beckers
Senior Frontend Developer
Experience
Senior Frontend Developer
Roadex
- Developed an app
- Technologies: React Native, Expo, SupaBase, TypeScript, GitHub, Trello
Senior Backend Developer
Deutsche Bahn Fernverkehr AG
- Created microservices for payments
- Technologies: Java, Spring Boot, AWS, ECS, GitLab, REST API, Maven, PostgreSQL, Jira, Confluence
Senior Software Developer
ELIONOVA AG
- Built an application to control measurement hardware with a Tauri app on Raspberry Pi
- Developed a cloud application to store and analyze measurement results with Spring Boot and React.JS
- Created a Tauri app to print ZPL labels on Windows
- Technologies: Java, JavaScript, Tauri, Rust, React.JS, AWS, Kubernetes, Docker, GitLab CI/CD, REST API (JSON), Maven, PostgreSQL
Senior Backend Developer
DeliveryCompany AG
- Designed the architecture and implemented microservices
- Migrated to the cloud and integrated Android and iOS apps
- Rebuilt the admin interface in React.JS
- Technologies: Java, Spring Boot, Apache Kafka, React.JS, TypeScript, AWS, Kubernetes, Docker, GitHub, Node.js, REST API, Maven, PostgreSQL
Senior Backend Developer
Artemis Lichtblick GmbH
- Converted medical billing to FHIR
- Developed event-driven microservices in an on-premises Kubernetes environment
- Built an admin interface with React.JS
- Set up GitLab CI/CD pipelines
- Technologies: Spring Boot, Java, JavaScript, React.JS, Kubernetes, Docker, FHIR, RabbitMQ, GitLab CI/CD, Helm, REST API, Maven, PostgreSQL
Technical Consultant
Cologne Intelligence
- Backend development in various projects, e.g., for a banking app and a telecommunications app
- Methods: SCRUM, Kanban
- Technologies: Java, Spring Boot, JavaScript, React.JS, Kubernetes, Docker, Jira, Confluence, Jenkins, Artifactory, GitLab CI/CD, REST API, AWS, Kotlin, Quarkus, Go
Senior Fullstack Developer and Architect
ixmid Software Technologie GmbH
- Further development of a report management system in Java with GWT
- Refactoring of legacy code
- Technologies: Java, JavaScript, GWT, SQL, Jenkins, CI/CD
Consultant
BGS Systemplanung AG
- Development of various projects, including software for the 2011 census and documentation of Bundeswehr equipment
- Technologies: IBM DB2, Java, Xtext, HTML, CSS, UML, Jenkins
Software Systems Consultant
SEG Hamburg
- Development of price calculation for inventory vehicles, application portal, archive client, incoming invoice register, workflow generator, and workflow IDE
- Implementation of a template engine
- Technologies: HTML, Java, JavaScript, JSF, JSP, MaxDB, SQL, Struts
Software Developer
ixmid Software Technologie GmbH
- Development of a report management system, e-commerce system, multimedia database, and DMS-compatible archive link system
- Implementation of various DICOM modules and an ORM framework
- Technologies: Java, JavaScript, SQL, XML, CSS, DICOM, JSP, Lucene, MongoDB
Self-employed Software Developer
- Continued the last project at COODEX
- Technologies: Oracle DB, OOD, UML, EJB, Java, Client-Server
Software Developer
Coodex Consulting GmbH
- Developed a client-server application for controlling software in the chemical industry
- Technologies: Oracle DB, OOD, UML, EJB, Java
Software Developer
Janus & Wäschenbach Computer Consulting
- Host programming and database-driven applications in Smalltalk and Java for wholesale trade
- Technologies: IBM DB2, OS/2, Java, Smalltalk
Software Designer
Primus Online
- Webmaster, postmaster, and content maintenance tasks
- Integration of externally developed software
- Technologies: SQL, C, C++, Java, Perl, HTML
Application Developer
Metronet
- Updated ISP software, especially customizing an email system
- Technologies: Oracle DB, SQL, Apache, C, Perl
Software Engineer SGML/XML Database
eidon GmbH
- Software development and system administration in the area of SGML/XML databases
- Technologies: SQL, C, HTML, Java, Oracle DB, Visual Basic, XML, SGML, OEL
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (22.5 years), Healthcare (8 years), Telecommunication (7.5 years), Banking and Finance (7 years), Aerospace and Defense (3.5 years), and Government and Administration (3.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (30.5 years), Product Development (16.5 years), and Business Intelligence (1 year).
Skills
- Backend: Java, Spring Boot, Spring Framework, Sql, Postgresql, Db/2, Oracle Database, Tauri, Rust, Xtext, Kotlin, Jpa, Ejb, C, Python, Perl, Smalltalk, Node Js, Mongodb, Apache Kafka, Rabbitmq
- Frontend: Javascript, Typescript, React.js, React Native, Unity 3d, Blender, Jsf, Jsp, C#
- Admin: Kubernetes, Docker, Bash Script
- Methods: Scrum, Kanban, Pair Programming, Code Reviews, Test Driven Development, Uml
- Protocols And Formats: Dicom, Sgml, Xml, Html, Css, Rest, Swagger, Open Api, Json, Jwt, Latex
- Development: Git, Gitlab, Microservices, Maven, Jenkins, Artifactory
- Soft Skills: Team Player, Reliability, Willingness To Learn, Problem-solving Skills, Flexibility
Languages
Education
Karlsruhe University
Diploma in Computer Science · Computer Science · Karlsruhe, Germany
Profile
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