Java Developer

Kandidát je skúsený vývojár v jazyku BE Java so 14-ročnou praxou. V minulosti pracoval aj ako Teamleader, kde mal možnosť mentorovať mladších kolegov. Pracoval aj ako architekt, ale v tejto oblasti mu chýbajú skúsenosti. Na predchádzajúcom projekte mal na starosti komunikáciu s operátormi, externými systémami a mnoho ďalšieho. Nemá problém komunikovať v angličtine, rozumie nemecky, no napriek tomu si na komunikáciu netrúfa. Pracoval v agilnom prostredí.

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.