Java Developer

Der Kandidat ist ein erfahrener BE-Java-Entwickler mit 14 Jahren Erfahrung. In der Vergangenheit hat er auch als Teamleiter gearbeitet, wo er die Möglichkeit hatte, jüngere Kollegen zu betreuen. Er hat auch als Architekt gearbeitet, verfügt aber über keine Erfahrung in diesem Bereich. Bei einem früheren Projekt war er für die Kommunikation mit Betreibern, externen Systemen und vieles mehr zuständig. Er hat kein Problem damit, sich auf Englisch zu verständigen, er versteht Deutsch und traut sich dennoch nicht zu kommunizieren. Er hat in einer agilen Umgebung gearbeitet.

Java Developer (2014-2015):

• Developed an application for Slovak number portation in the telco industry, using J2EE, Spring framework, Hibernate, and Wildfly.
• Worked as an architect and business analyst for a project in Slovak public administration, supporting enterprise architecture and metadata collection. Obtained TOGAF certification.
• Supported and developed new business requests for a Slovak Mobile operator, using Java, Kafka, SpringFramework, Hibernate, and Oracle DB.
• Designed and developed a new CRM for Smart Metering, integrating with SAP and IoT using Java, Kafka, SpringBoot, Hibernate, QueryDSL, PostgreSQL, and Jenkins.
• Developed the core functionality of GDPR backend for a Slovak mobile operator, providing access to Privacy Agreements according to TMForum specifications using Java, SpringBoot, MariaDB, Hibernate, QueryDSL, and Jenkins.
• Developed the backend for an IOT business hub, responsible for processing, transforming, filtering, and resending messages from IOT devices using Java, SpringBoot, Kafka, and Elastic.
• Developed the backend for a web portal allowing easier handling of requests for deployment and maintenance of government cloud for Aliter, using Java, SpringBoot, GraphQL, and Ansible deployment.
• Migrated data from previous solutions for mobile number portability for O2.
• Developed a prototype/PoC for Erste Group, allowing summarization of customer's data from different banks using PSD2 API.
• Developed a social bank/recipes overview app for Erste Group, handling recipes and extracted data for budgeting for families in need, using Java, REST, and SpringBoot.

Team Lead (2014):

• Led a team for the development of an internal tool for loan processing in Germany, using Java, UML, Hibernate, Glassfish, and MongoDB.
• Analyzed, designed, and developed new features for the tool.
• Coordinated a team of 5 members.

• Goal was to kickstart the team after the previous Team Leader's unplanned leave.

Freelance - Senior Java Developer/Team Lead (2012-2014):

• Led a team for the development of Wizard Exchange Layer, a product for aeronautical data exchange, using Java, UML, C#, PL/SQL, SQL, Hibernate, WebServices, JAXB, and Spring Framework.
• Analyzed, designed, and developed new features for the product.
• Coordinated a team of 4 members.
• Focused on quick processing of bulk datasets and optimizations on DB/Java level.

Senior Java Developer/Team Lead (2007-2012):

• Led a team for the development of Wizard Exchange Layer, a product for aeronautical data exchange, using Java, UML, C#, PL/SQL, SQL, Hibernate, WebServices, JAXB, and Spring Framework.
• Analyzed, designed, and developed new features for the product.
• Coordinated a team of 5 members.
• Focused on quick processing of bulk datasets and optimizations on DB/Java level.

Analyst/Developer (2005-2007):

• Worked as a Project Manager for a Romanian project for deregulation of Electricity in Bucharest/Brasov.
• Responsible for analysis, technical design, and development.
• Worked on projects in Bahrain, Libya, and Romania.