freiberufler Senior Java Developer / Technology Consultant auf freelance.de

Senior Java Developer / Technology Consultant

online
  • 70€/Stunde
  • 16675 Glyfada
  • Europa
  • sq  |  en  |  el
  • 22.01.2025

Kurzvorstellung

I possess a solid academic background in Computer Science, and over 9 years’ experience in IT as Senior Java Developer/Technology consultant, and I have successfully completed a number of projects.

Qualifikationen

  • Enterprise Javabeans
  • Git
  • Hibernate (Java)3 J.
  • J2EE5 J.
  • Java (allg.)6 J.
  • Objektorientierte Software-Entwicklung
  • Oracle WebLogic Server
  • PL/SQL7 J.
  • Serviceorientierte Architektur3 J.
  • Spring Framework3 J.

Projekt‐ & Berufserfahrung

Outsystems Solution Architect, Tech Lead, Factory Owner & Technology Consultant
Lineas, Brussels
5/2021 – offen (3 Jahre, 9 Monate)
IT & Entwicklung
Tätigkeitszeitraum

5/2021 – offen

Tätigkeitsbeschreibung

Main technologies and tools used: Outsystems 10,11, Rest API, Web Services, SAP ,Agile
Okta Login,OAuth2 , Angular, Kafka, Java, Edb, AWS,PostgresSQL
Reference Client: Lineas
Reference Projects:

• Finance Control Tower
• Value Added Service
• E2E Quality Management
• E2E Transport Order Management
- Customer Portal
- Customer Management
• Source2Pay
• RMS
• B2B Connect
• MIA ( Mobile App)

Eingesetzte Qualifikationen

Postgresql, Java (allg.), Angular, Representational State Transfer (REST)

Senior Java Developer / Outsystems Developer
Heineken International, Novioq B.V Nijmegen Nether, NIJMEGEN
10/2018 – 5/2021 (2 Jahre, 8 Monate)
IT & Entwicklung
Tätigkeitszeitraum

10/2018 – 5/2021

Tätigkeitsbeschreibung

• Design and Development of connector between Outsystems and Exasol Database in Java
• Design and development of Intercompany Service charge in Outsystems
Main technologies and tools used: Java 8, Docker, Exasol, Rest API, Web Services, Outsystems Platform
Reference Projects: Heineken International Intercompany Service Charge
Business or sector Consulting Services

Eingesetzte Qualifikationen

Postgresql, Java (allg.), Spring Framework

Senior Java Developer / Technical Lead
European Dynamics, Athens, Greece, Athens
7/2018 – 10/2018 (4 Monate)
IT & Entwicklung
Tätigkeitszeitraum

7/2018 – 10/2018

Tätigkeitsbeschreibung

• Java Technical Lead (Rest API / Angular 6)
• SAMLv2 authentication (Spring-boot / OPENAM), Design and implementation
• Senior Java Developer Rest API design and implementation
Main technologies and tools used: Java 8, Docker, PL/SQL, Rest API, Web Services, JPA, Maven, Apache Tomcat, Spring-boot, OPENAM Identity Provider

Eingesetzte Qualifikationen

Oracle Database, Git, Java (allg.), Jira, Angular, Design (allg.), Docker, Spring Framework

Senior Java Developer / DevOps
EXL Inc, Haarlem
2/2018 – 5/2018 (4 Monate)
Dienstleistungsbranche
Tätigkeitszeitraum

2/2018 – 5/2018

Tätigkeitsbeschreibung

• Senior Java Developer Rest API design and implementation
• Junior DevOps
• Master Data setup, Transactional data flows and user’s interaction to explain planning results

Eingesetzte Qualifikationen

Kubernetes, Apache Tomcat, Docker, Git, Hibernate (Java), J2EE, Mysql, PL/SQL, Serviceorientierte Architektur, SOAP, Spring Framework, Wildfly

Senior Java Developer / Technology Consultant
Bugaboo International B.V, Amsterdam(Netherlands), AMSTERDAM
10/2014 – 10/2017 (3 Jahre, 1 Monat)
Konsumgüterindustrie
Tätigkeitszeitraum

10/2014 – 10/2017

Tätigkeitsbeschreibung

• Senior Java Developer for Improvements Programme for portal and dealer java applications;
• Technical architect of i2 planning solution, software development management, software architecture;
• Support of the planning process. Issues solving with Master Data setup, Transactional data flows and user’s interaction to explain planning results;
• Master Data Management Web UI development based on i2 ABPP technology platform;

Main technologies and tools used: Java, PL/SQL, ORACLE, JEE, Web Services, JSF, RAD, Hibernate, Git, Maven, Weblogic, ApacheTomcat, Spring-boot, RestFull, SOAP

Eingesetzte Qualifikationen

Backend, Bash Shell, Demand Management, Eclipse, Hibernate (Java), It-Beratung, J2EE, Jira, Junit, PL/SQL, Schreiben von Dokumentation, Serviceorientierte Architektur, Web Services, Weblogic (Oracle), WSDL (Web Services Description Language), XHTML (Extensible HyperText Markup Language), XSLT (XSL Transformation)

Senior Java Developer / Technology Consultant (Festanstellung)
PricewaterhouseCoopers Business Solutions S.A., At, Athens
7/2012 – 3/2014 (1 Jahr, 9 Monate)
Dienstleistungsbranche
Tätigkeitszeitraum

7/2012 – 3/2014

Tätigkeitsbeschreibung

Software development with Java/J2EE technologies Oracle, IBM and integration of planning systems with ERP (SAP), i2/JDA, Service Oriented Architecture/Business Process Management.
Reference Projects:
• Senior Java Developer for Improvements Programme for portal and dealer java applications
• Software Developer on e-government applications;
• Software architecture design and implementation for global order transaction management;
• Defined and implemented web services integration;
• Technical upgrade of existing web infrastructure to new Java version/frameworks. Software configuration management and development of upgraded Java web services;
• Technical architect of i2 planning solution, software development management, software architecture;
• Master Data Management Web UI development based on i2 ABPP technology platform;
• Implementation of Advanced Planning Solution (APS) and integration with legacy solutions;
• ERP (SAP) integration with demand planning system;
• Improved and restructured systems integration between planning, SAP MDM and legacy systems;
• Support of the planning process. Issues solving with Master Data setup, Transactional data flows and user’s interaction to explain planning results;


Main technologies and tools used: PL/SQL, WAS,ORACLE,DB2, IBM Portal, MSSQL , J2EE, Struts, Web Services, JSF, EJB, RAD, Hibernate, Git, Maven, Solaris, Aix, Weblogic, ORACLE

Eingesetzte Qualifikationen

Java-Entwickler, PL/SQL Entwickler, Hudson Software, J2EE, Java-Frameworks, Jira, PL/SQL

Technology Consultant / Senior Java Developer (Festanstellung)
TruEconomy Consulting B.V. - PricewaterhouseCooper, AMSTERDAM
4/2010 – 7/2012 (2 Jahre, 4 Monate)
Dienstleistungsbranche
Tätigkeitszeitraum

4/2010 – 7/2012

Tätigkeitsbeschreibung

Technology Consultant / Senior Java Developer
TruEconomy Consulting B.V. - PricewaterhouseCoopers Advisory N.V., (Netherlands)
Software development with Java/J2EE technologies Oracle, IBM and integration of planning systems with ERP (SAP), i2/JDA, Service Oriented Architecture/Business Process Management.



Reference Projects:

• Senior Java Developer for Improvements Programme for portal and dealer java applications
• Software Developer on e-government applications;
• Software architecture design and implementation for global order transaction management;
• Defined and implemented web services integration;
• Technical upgrade of existing web infrastructure to new Java version/frameworks. Software configuration management and development of upgraded Java web services;
• Technical architect of i2 planning solution, software development management, software architecture;
• Master Data Management Web UI development based on i2 ABPP technology platform;
• Implementation of Advanced Planning Solution (APS) and integration with legacy solutions;
• ERP (SAP) integration with demand planning system;
• Improved and restructured systems integration between planning, SAP MDM and legacy systems;
• Support of the planning process. Issues solving with Master Data setup, Transactional data flows and user’s interaction to explain planning results;

Main technologies and tools used: PL/SQL, WAS,ORACLE,DB2, IBM Portal, MSSQL , J2EE, Struts, Web Services,Spring,JSF, EJB, RAD, Hibernate, Git, Maven, Solaris, Aix, Weblogic, ORACLE

Reference Projects: Bugaboo APS, 3M SAP APO integration, 3M CMI APO component

Business or sector Consulting Services

Eingesetzte Qualifikationen

Java-Entwickler, PL/SQL, SAP APO, Sap Bi, SAP BW/4HANA

Zertifikate

Outsystems associate developer certification
2019
PL/SQL Certified
2010

Ausbildung

Computer Science
Bachelor Degree in Computer Science
2008
University of Hertfordshire, (United Kingdom)

Über mich

I possess a solid academic background in Computer Science, and over 16 years’ experience in IT as Tech Lead, Senior Java Developer/Technology consultant, Outsystems Solution Architect, and I have successfully completed a number of projects in integration of IT systems within companies and optimization of business processes. I have performed different roles varying from software developer ,technical lead and solution architect. Thus far, I have been involved in various projects related to APS implementations, BPR facilitations and alignment of business processes with ERP system functionality. During my employment I have worked with multinational companies, belonging to the Healthcare, Retail, Manufacturing, Electronics, Telecommunications, and Semiconductor industries with my work concentrating on implementation of Supply Chain Management systems and in particular in Advanced Planning and Scheduling (APS) solutions such as Demand Planning, Supply Chain Planning.

Integration of planning systems with ERP (SAP), i2/JDA, Service Oriented Architecture/Business Process Management, and software development focusing on integration with Java Oracle
Reference Projects:
• Software architecture design and implementation for global order transaction management;
• Defined and implemented web services integration;
• Technical upgrade of existing web infrastructure to new Java version/frameworks. Software configuration management and development of upgraded Java web services;
• Software Developer on e-government applications;
• Transport Management System, Customer Portal
• E2E Quality Control Tower ( Issue Management, Incident Management)
• Finance Control Tower
• Master Data Management web ui development based on i2 ABPP technology platform;
• Technical architect of i2 planning solution, software development management, software architecture;
• Implementation of Advanced Planning Solution (APS) and integration with legacy solutions;
• ERP (SAP) integration with demand planning system;
• Improved and restructured systems integration between planning, SAP MDM and legacy systems;

Weitere Kenntnisse

• Service Oriented Architecture
• Java/J2EE, MQ, EJB, SQL, PL/SQL, Spring, Spring-boot XML, Struts,
• Outsystems
• Angular
• UNIX and Windows operating systems,
• Oracle 11g
• MSSQL,
• DB2,
• MySQL
• IBM Security Directory Server
• Docker
• Websphere application server,
• BEA Weblogic Application server,
• OC4J application server,
• JBoss,
• Apache Tomcat,
• JSF, IBM Portal, Hibernate, Ant, Maven,

Persönliche Daten

Sprache
  • Albanisch (Muttersprache)
  • Englisch (Fließend)
  • Griechisch (Fließend)
  • Italienisch (Gut)
Reisebereitschaft
Europa
Arbeitserlaubnis
  • Europäische Union
Profilaufrufe
2343
Alter
44
Berufserfahrung
16 Jahre und 11 Monate (seit 02/2008)
Projektleitung
1 Jahr

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