Senior Java Developer

3/2008 – 2/2009

ZipClip – Social Web/Mobile application that provides the users with the ability to share media content to each other.

Responsible for:
Software Architecture: object oriented design of the application architecture to support huge number of users and email accounts.
Software Development: Implementation of the features specified during the analysis phases and integration of reporting system.

DB: Oracle 10g
OS: Windows XP, Debian
WEB Servers: Apache Tomcat 5.x, 6.x
Standards: Java (JSP, Servlets), Open Reports, Jasper Reports, Stripes
Other Tools: SVN, Eclipse, ANT, iReports

Reporting, Oracle-Anwendungen, Windows XP, Debian Linux, Apache Tomcat, Apache, Software Architecture, Objektorientierte Design (OOD), Softwareentwicklung (allg.), Subversion, Java (allg.), Eclipse, IT-Support (allg.)

1/2008 – 2/2008

BerggiSearch - Web based bridge application that allows mobile users to use mobile search application.
Responsible for:
• Software Architecture: object oriented design of the application architecture to support huge number of users and email accounts.
• Software Development: Implementation of the features specified during the analysis phases and integration of reporting system.

DB: Oracle 10g
OS: Windows XP, Debian
WEB Servers: Apache Tomcat 5.x, 6.x
Standards: Java (JSP, Servlets), Open Reports, Jasper Reports, Stripes
Other Tools: SVN, Eclipse, ANT, iReports

Reporting, Oracle-Anwendungen, Hardware-Design, Windows XP, Debian Linux, Apache Tomcat, Apache, Software Architecture, Objektorientierte Design (OOD), Mobile Application Development, Softwareentwicklung (allg.), Subversion, Java (allg.), Eclipse, IT-Support (allg.)

10/2007 – 12/2007

SinaGo – Mobile and server side application, designed to allow Sina mobile users (over 2 000 000) to check multiple email accounts using their self phone.

Responsible for:
• Functional Analysis: analysis of the features and statistics needed to be supported by the application to meet contractor requirements and appropriate management of the system.
• Software Architecture: object oriented design of the application architecture to support huge number of users and email accounts.
• Software Development: Implementation of the features specified during the analysis phases and integration of reporting system.

DB: Oracle 10g
OS: Windows XP, Debian
WEB Servers: Apache Tomcat 5.x, Apache Tomcat 6.x
Standards: Java (JSP, Servlets), Java Mail API, Open Reports, Jasper Reports, Spring, POP3, IMAP, SMTP
Other Tools: SVN, Eclipse, ANT, iReports, Borland Oprimizeit

Reporting, Oracle-Anwendungen, Hardware-Design, Windows XP, Debian Linux, Apache Tomcat, Apache, Software Architecture, Objektorientierte Design (OOD), Mobile Application Development, Softwareentwicklung (allg.), Spring Framework, Subversion, Java (allg.), Eclipse

3/2007 – 8/2007

Voxterr – Small web application that gives it’s users opportunity to create their own media content, customize it and send it as mobile content to their friends

Responsible for:
• Software Architecture: Object oriented conception and architecture of the system to support multiple, heavy loaded conversion tasks across distributed server architecture.
• Software Development: Implementation of the software need to creating custom media and converting it to a specified file format

DB: Oracle 10g
OS: Windows XP
WEB Server: Apache Tomcat 5.x
Standards: Java(JSP, Servlets), Flash Action Script
Other tools: SVN, Eclipse, ANT, Flash Professional 8, FFMPEG

Oracle-Anwendungen, Hardware-Design, Windows XP, Apache Tomcat, Apache, Software Architecture, Mobile Application Development, Softwareentwicklung (allg.), Subversion, Java (allg.), Eclipse, IT-Support (allg.), Javaserver Pages, Actionscript, Konzeption (IT)

3/2007 – 8/2007

Insurance Tracker – WEB based information system that tracks insurance documents and contacts. Design and implemented to meet the needs and process flow of the insurance brokers and agents.

Responsible for:
• Business Analysis: Preliminary and business analysis of the existing information system based on Lotus Notes technology and also including additional customer requirements. Definition of system processes, functionality and document state flow.
• Database and Software Architecture Design: Logical and physical database design. Software architecture to meet the requirements for document processing, contact management, event notification.
• Software Development and Database Migration: Implementation based on the database and software design. Also includes migration of existing data (Lotus Notes Application) to the new data structure.

DB: Mysql 4.x
OS: Windows XP, 2003 Server
WEB Server: Apache Tomcat 5.x, 6.x
Standards: Java (JSP, Servlets), Freemarker, JDBC, Jasper Reports, Java Mail API
Other tools: CVS, Eclipse, ANT, IBM Software Architect, MS Visio, Magic Draw, iReport, Lotus Notes, Borland Oprimizeit, PushToTest, WebKing

Mysql, Java Database Connectivity, Hardware-Design, Windows XP, Apache Tomcat, Apache, IBM WebSphere Application Server (WAS), Software Design, Software Architecture, Softwareentwicklung (allg.), Java (allg.), Concurrent Versions System, Eclipse, Systemmigration, Javaserver Pages

11/2006 – 3/2007

Vodafone life web site – Internet WEB site based on Vodafone live technology designed to be accessed vie mobile phones (WAP) and it’s purpose is to provide mobile entertainment content that can be bought by Vodafone clients

Responsible for:
Reuse existing WEB application and apply Vodafone life technology modifications. Production, bugfix and support

OS: Windows XP
WEB Server: Apache Tomcat 5.5.17
Standards: Java (JSP, Servlet), Struts 1.0, JSTL, Vodafone Life Technology
Other tools: CVS, Eclipse, ANT, Struts

Hardware-Design, Windows XP, Apache Tomcat, Apache, Mobile Application Development, Java (allg.), Concurrent Versions System, Eclipse, IT-Support (allg.), WAP, Intranet, Apache Struts, Javaserver Pages, Filtertechnik, Design (allg.)

8/2006 – 12/2006

Bazmad – Internet web site designed to sell media and picture content to users mainly for mobile phones

Part of Web social network that handles 100 000 users and provide them with paid content for mobile phones.

Responsible for:
Separate existing web application functionality (social network) as separate domain and application. Redesign system architecture, additional feature development, increase system security, development of payment processes for the content provided.

DB: Oracle 9i
OS: Windows XP, Windows 2003 Server
WEB Server: Apache Tomcat 4.x
Standards: Java (JSP, Servlets), Hibernate, Struts 1.0, JSTL
Other tools: CVS, Eclipse, ANT, Struts, Image Magic

Oracle-Anwendungen, Hardware-Design, IT Sicherheit (allg.), Windows XP, Apache Tomcat, Apache, Software Architecture, Mobile Application Development, Java (allg.), Hibernate (Java), Concurrent Versions System, Eclipse, System Architektur, Telekommunikation / Netzwerke (allg.), Intranet

10/2005 – 8/2006

CSDB – Central Securities Database WEB based system for national securities statistics. Web portal that gives European Central Bank and Nation Central Banks access to various statistics about financial instruments.

Responsible for:
SWIFT messaging: design of subsystem to integrate CSDB portal to SWIFT messaging protocol, including processing of SWIFT messaging and map to the existing database scheme.
Phase A release: Resolving major issues and problems that appears in client’s software version.

DB: Oracle 9.x, 10g
OS: Windows XP, 2003, Solaris
WEB Server: Tomcat 3.x, 4.3.4, 5.x
Standards: XML, SWIFT messaging standard, Java (JSP, Servlet)
Other tools: Rational Data Architect, Rational Software Architect, Rational Software Modeler, MS Project, C24 IO Editor, ANT, Eclipse

Oracle-Anwendungen, Access, Hardware-Design, Windows XP, Apache Tomcat, Software Architecture, XML, Java (allg.), Eclipse, Javaserver Pages, Architektur (allg.), Rechnergestütztes Betriebsleitsystem (RBL), Design (allg.), Indesign, Redaktion (allg.)

4/2005 – 8/2005

RMS – web based information system for National Revenue Agency built using Java and J2EE technologies. System is designed to serve tax offices all over Bulgarian with over 2000 online users. It includes whole set of revenue procedures including registration, assessment, audit, enforcement, local fees etc.

Responsible for:
Security Module: maintain users, user groups, tax office access and functionality rights.
Registration Module: capture, validate, business processing of declarations such as general registration, VAT, security agency, insurance funds participation, labor contracts etc.

DB: Oracle 9.x, 10g
OS: Windows XP
J2EE Servers: Jonas + Tomcat 3.x, 4.3.4
Standards: EJB1.1/2.0, UML, J2EE, XML
Other tools: SmartCard Readers – Utimaco, Jakarta Ant, Oracle Designer, PLSQL Developer, Crystal Reports, Eclipse, Microsoft Project 2003, Power Designer 11

Crystal Reports, Oracle-Anwendungen, Access, Hardware-Design, IT Sicherheit (allg.), Windows XP, Projektleitung / Teamleitung (IT), Qualitätsmanagement / QS / QA (IT), Apache Tomcat, UML, PL/SQL, XML, J2EE, Java (allg.), Eclipse

7/2001 – 4/2005

Bulgarian Integrated Customs Information System – web based information system for national customs office delivered on 120+ servers around Bulgaria with over 2000 users online.
This information system is designed to be integrated with EU Information system for transit (NCTS, MCC) and to cover the whole set of activities made in customs offices – Import, Export, Transit, etc.

Responsible for:
Database and system architecture design
Customs document control: manifests, import, export, re-import, re-export, temporary import/export etc. Declaration acceptance, validation, business logic, state flow, other business activities.
Document Risk Analysis: analysis of captured data, reporting of risk level, replication of risk statistics.
Messaging: document and data replication over customs application servers.
Risk Clients: capture, processing, replication of incorrect customs clients.
Migration: database migration of existing data

DB: Informix Online Server 7.x, 9.x
OS: SCO Unix Caldera, IBM AIX, Linux RedHat 7.0/8.0, Windows NT
J2EE Servers: Orion 1.5.2/Oracle components 4 Java, Jboss with Jetty/Tomcat 2.4.x/3.0.x, BEA WebLogic 6.0/7.0
Standards: EJB1.1/2.0, JSP1.2, JMS, UML, JDBC2.0, JTA, Servlets2.3, J2EE, XML, Struts 1.0.2 MVC2, XSLT
Other tools: SwiftMQ JMS Server, SmartCard Readers – Utimaco, OpenJMS, Jakarta Ant, Jakarta Commons, Jakarta Xerces, Jakarta Xalan, Crystal Clear, ErWin, InteliJ IDEA, Eclipse, Together, Rational Suite Enterprise (almost all products were used), Microsoft Project 98/2000, Rational Unified Process

Reporting, Oracle-Anwendungen, Informix, UNIX, IBM Aix, Projektleitung / Teamleitung (IT), Crystal, SAP IS-RE, Apache Tomcat, Jetty, Wildfly, IBM WebSphere Application Server (WAS), J2EE, Java (allg.), Eclipse

7/2000 – 6/2001

• EuroFootball site - Betting site based on Enterprise Application Server and Oracle Database. My roles were connected to specification, object oriented and patterns design, and database design.
• Packard Bell Database Optimization – It was join project between Framfab NL and Framfab FR for optimization of existing Oracle database.
• Gamebookers site – Betting site based on Oracle and Perl. Main components are content management system with back office interface. Includes risk exposure analysis, reporting and credit card payment subsystems

Standards: Java (EJB, JSP)
OS: Windows 9x/NT/2000, Linux, IBM AIX
DB: Oracle 8i
J2EE Servers:Orion Application Server
Other tools: Erwin, PL/SQL Developer

Reporting, Oracle Database, Oracle-Anwendungen, Datenbankentwicklung, Hardware-Design, IBM Aix, Oracle Application Server (OC4J), IBM WebSphere Application Server (WAS), Perl, PL/SQL, J2EE, Java (allg.), Enterprise Javabeans, Javaserver Pages, Design (allg.)

1/2000 – 6/2000

FBM – Financial and Business Management system – ERP system for small and medium sized companies – developer

DB: Oracle 7.x, Oracle 8.x
OS: Windows 9x/NT
Standards: PFC – Power Builder 5.x, 6.x, 7.x, Power Builder Foundation Classes
Other tools: Erwin, SQL Navigator, PL/SQL Developer, MS Project, MS Office, Visual Basic

Oracle-Anwendungen, Datenbankentwicklung, Hardware-Design, PL/SQL, Visual Basic, Rechnergestütztes Betriebsleitsystem (RBL), Management (allg.), Öffentlichkeitsarbeit