07/14/2025 updated

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Developer, Projektmanager & Berater

Arad, Romania
Worldwide
Dipl.-Ingenieur
Arad, Romania
Worldwide
Dipl.-Ingenieur

Profile attachments

Lebenslauf_Opitz_en.pdf

FlutterAdobe FlashHTMLJava (Programming Language)JavaScript.NET FrameworkPHPWireless LANApache HTTP ServerApplication FrameworksC Sharp (Programming Language)C++ (Programming Language)Cascading Style Sheets (CSS)Eclipse (Software)Java ServletMicrosoft Visual StudioNetBeansWeb ApplicationsExtensible Markup Language (XML)Extensible Stylesheet Language Transformations (XSLT)
Funkplanung & Netzaufbau von Funknetzen
- WiMAX
- WLAN 802.11a
- Richtfunktechnik
- Alvarion, Dragonwave, Siemens

Programmiersprachen:
- C, C++ (Grundkenntnisse)
- Java
- Servlet --Apache Velocity (Java)
- App Entwicklung Flutter
- IBM DOORS DXL (Senior)
- C# .Net Applikation development (Senior) + C# .Net Web Application
- PHP (Expert)
- XML, HTML, CSS, XSLT (Expert)
- Javascript (Expert)

Entwicklungstools:
- Eclipse
- Visual Studio Code
- NetBeans
- Kommodo
- PHPED
- Visual Studio

Experience

Professional experience10+ years
Freelancer since1994

Languages

GermanNative speakerEnglishGoodRomanianGoodHungarianNative speaker

Project history

CTO

REQTEAM GmbH

Automotive & Vehicle Manufacturing

< 10 team member

  • Project management ReqEdit product development
  • Testing IBM DOORS Next and ReqEdit data exchange
  • Setup and use RTC for ReqEdit development (release planning, Task management, Backlogs, User support)
  • Setup and use DNG for ReqEdit User Stories with traces to EWM(RTC)
  • Setup Go Live Jazz System for an enterprise customer (DNG & QM)
  • Managing Migration from PTC Integrity to Jazz for Automitive Supplier (EWM (former RTC), ERM (former DNG))
    Write scripts, use 3rd party migration tool, verify results
    Migrate files to SCM
    Migrate Rhapsody models to SCM
  • Training Jazz for enterprise customer
  • Implementation PTC Integrity to ReqEdit data exchange
  • Setup and usage of the own PTC Integrity instances for internal purpose
  • CodeBeamer and ReqEdit data exchange project
  • Supervising Development
  • Definition of features
  • Definition and planning of releases
  • Organize Support
  • DXL Development
  • Lead of employees
  • C# development

    Projects for partners:
  • Migration support for Automibile Supplier from PTC Integrity to IBM ELM platform with focus on DNG
    • Migration of Requirements data including formatting and attachments
    • Migration of Test cases
    • Validation of the migrated data
    • Implement validation tools
  • IBM Jazz DNG support for Automotive Supplier
    • Prepare and organize trainings for the department employees
    • Consulting on best practice solutions for DNG setup
    • Support backend power users
    • On site support/training for the power users
    • Support sync and migration of data from/to DOORS
  • IBM Jazz installation and configuration (aviation, automitive, machine engineering companies)
    • Install and setup IBM ELM (Jazz) on REQTEAM infrastructure or company owned hardware
    • Configure Databases, Firewalls, Licensemanagement
    • Install and setup Reporting engine
    • Monitor application
    • Install iFixes

CEO

INNOVATIVE BASELINE SRL

Internet & IT

10-50 team member

  • Manage the team of 25 employees
  • Product owner in Scrum Project Management
  • Project manager for the customer projects
  • Requirements engineer for the some of the more complex complex projects
  • ReqIF expert
  • Migration expert
  • C# and python development
  • Frontend programming JavaScript and TypeScript for ReqEdit Server and InterOp
  • Website and Shop implementations (CSS, JS, Wordpress, WooComerce)

DXL & Java Developer

Continental AG

Automotive & Vehicle Manufacturing

>10.000 team member

  • Development of Scripts for HP UFT testing Web Application
  • Integration to IMS (PTC Integrity)
  • Generating Testcases executable form PTC Integrity

DXL & Java Developer

ZF Friedrichshafen AG

Automotive & Vehicle Manufacturing

>10.000 team member

  • Development of new scripts
  • Doors script support for the company
  • evaluation of OSLC
  • Parsing XML and Webservices with Java
  • support migration from DOORS Classic to PTC PLM
    Support of existing DXL scripts
  • Implementation of FMEA reports
  • Database reporting (metrics generation)
  • Migration support from DOORS to CodeBeamer (implementing scripts, doing exports, adapt datamodel)

Developer Web – Big Data Analyst

E.ON Energie Deutschland GmbH

Energy, Water & Environment

1000-5000 team member

  • Architecture Web portal for campaigns
  • Data analysis
  • QA for external data before import
  • Implement import / export functions (Database Procedures)
  • Support application (L1-L3)
  • Development Web portal with PHP Zend Framework 2 and Java

CTO

IC3 Ltd.

Goods & Retail

50-250 team member

  • line manager technical department
  • Decision over used technology (MySQL Cluster, Solr, Cassandra)
  • Development of a sales supporting Software with accounting, statistics and listing of the current company figures
  • Development of a search engine based on Zend Framework, MySQL, Cassandra and SOLR.
  • Launch different versions of the software and document changes.

Deputy chief technical department & project manager

BörseGo AG

Banking & Financial Services

50-250 team member

  • Development & adaption on the trading site Godmode-Trader with Zend Framework
  • Development & adaption on the finance site Börse-go.de and Premium area
  • line manager for 12 employees (in the technical department)
  • Project manager for external and internal projects
  • Responsible for webinars (technical part)
  • Lead of the technical support

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