Enji's Blog
About
Intro | Activities | Principles | Experience | Education | Projects | Exams and Certifications | Trainings | Publications | Languages | Technologies
My name is Nenad Jovanovic (“Enji”), and I am a freelancing Java / Spring / Jakarta EE / Eclipse MicroProfile developer, architect and consultant.
Availability: From November 1st, 2023.
Activities
Overview:
- Analyzing problems and requirements.
- Designing software and systems architectures.
- Implementing solutions with focus on Java EE / Jakarta EE / Eclipse MicroProfile.
- Performing trainings, workshops, and code reviews.
Details:
- Performing technology evaluations.
- Performing technology updates and migrations.
- Providing the technological framework for application development.
- Defining guidelines for development and architecture.
- Performing code reviews.
- Creating and reviewing documentation.
- Identifying and continuously communicating with stakeholders.
- Participating in interdisciplinary teams.
Principles
- Quality
- Efficiency
- Automation
- Clarity
- Simplicity
- Transparency
In other words: good - fast - understandable.
Experience
| Date | Role | Employer |
|---|---|---|
| 2021/08 - today | Freelance IT Consultant | Freelancer |
| 2008/05 - 2021/08 | Java Developer / Software Architect / Enterprise Architect | SVC |
| 2007/08 - 2008/05 | Civilian Service | Bundesasylamt Traiskirchen |
| 2005/08 - 2007/08 | Project Assistant (Web Application Security) | Vienna University of Technology, Institute of Information Systems |
Education
| Date | School | Program |
|---|---|---|
| 2004 - 2007 | Vienna University of Technology | Economics and Computer Science (Dr.rer.soc.oec.) |
| 2000 - 2004 | Vienna University of Technology | Economics and Computer Science (Mag.rer.soc.oec.) |
Projects
| Date | Title | Description |
|---|---|---|
| 2021/08 - 2022/05 | Migration to Magnolia CMS | Migration of an existing web portal to Magnolia CMS (Solution Architect & Business Analyst). |
| 2017/04 - 2021/08 | Centralization of Distributed Client Applications | Porting of multiple applications (up to 15 years old and distributed to more than 10.000 client computers) to a central server system using Java EE. |
| 2020/08 - 2020/09 | Jareto: Java REST Tools | Support library for the development of REST applications (Open Source). Also described by an article in Oracle’s Java Magazine. |
| 2016/04 - 2017/05 | Batches to the Application Server | Porting of stand-alone batch applications to Java EE for operation inside application servers. |
| 2016/03 - 2017/05 | Spring to Java EE | Modernization and simplification of multiple Spring/Hibernate-based applications to Java EE. |
| 2014/07 - 2015/11 | e-Medication | Design and implementation of a backend system for storage and provision of medication data in the context of the Austrian Electronic Health Record (ELGA). |
| 2013/05 - 2013/12 | ELGA Portal | Design and implementation of a web portal for querying e-health data and performing opt-out declarations by citizens in the context of the Austrian Electronic Health Record (ELGA). |
| 2011/08 - 2013/05 | Jetty to Java EE | Porting of multiple OSGi/Axis/Tapestry/Jetty-based applications to Java EE for operation inside application servers. |
Exams and Certifications
| Date | Title |
|---|---|
| 2021/10 | iSAQB Certified Professional for Software Architecture |
| 2020/10 | TOGAF 9 Foundation |
| 2012/01 | Oracle Certified Expert, EE 6 Enterprise JavaBeans Developer |
| 2011/05 | Oracle Certified Professional, Java EE 5 Web Component Developer |
| 2008/12 | Sun Certified Programmer for the Java Platform, Standard Edition 6 |
| 2007/10 | Dissertation / Doctoral Program |
| 2004/10 | Diploma Thesis / Master Program |
| 2000/06 | Secondary School Final Exams |
Trainings
The following training courses can be held on request, either in-house or remote.
Git Kickstarter
- duration: 1 day
- Git concepts & use cases
- usage via command line
- usage via Eclipse (EGit)
- for beginners & users of other version control systems (such as SVN)
Publications
Subscription-free PDF versions of the scientific publications below can be found using Google Scholar.
| Date | Title | Published by | Authors |
|---|---|---|---|
| 2021/05 | Make Java REST development easier with the Jareto library | Java Magazine (Oracle) | Nenad Jovanovic |
| 2010/08 | Static Analysis for Detecting Taint-Style Vulnerabilities in Web Applications | Journal of Computer Security | Nenad Jovanovic, Christopher Kruegel, Engin Kirda |
| 2007/10 | Web Application Security (Dissertation) | Vienna University of Technology | Nenad Jovanovic |
| 2007/02 | Cross Site Scripting Prevention with Dynamic Data Tainting and Static Analysis | Network and Distributed System Security Symposium | Philipp Vogt, Florian Nentwich, Nenad Jovanovic, Christopher Kruegel, Engin Kirda, Giovanni Vigna |
| 2006/08 | Preventing Cross Site Request Forgery Attacks | IEEE International Conference on Security and Privacy in Communication Networks | Nenad Jovanovic, Engin Kirda, Christopher Kruegel |
| 2006/06 | Precise Alias Analysis for Static Detection of Web Application Vulnerabilities | ACM SIGPLAN Workshop on Programming Languages and Analysis for Security | Nenad Jovanovic, Christopher Kruegel, Engin Kirda |
| 2006/05 | Pixy: A Static Analysis Tool for Detecting Web Application Vulnerabilities (Short Paper) | IEEE Symposium on Security and Privacy | Nenad Jovanovic, Christopher Kruegel, Engin Kirda |
| 2006/05 | SecuBat: A Web Vulnerability Scanner | The 15th International World Wide Web Conference | Stefan Kals, Engin Kirda, Christopher Kruegel, Nenad Jovanovic |
| 2006/04 | Noxes: A ClientSide Solution for Mitigating Cross Site Scripting Attacks | The 21st ACM Symposium on Applied Computing | Engin Kirda, Christopher Kruegel, Giovanni Vigna, Nenad Jovanovic |
| 2004/10 | Diploma Thesis, only available in German: Entwicklung eines webbasierten Institutsinformationssystems (unter besonderer Berücksichtigung der Websicherheit) Development of a Web-Based Departmental Information System (with special regard to Web Security) |
Vienna University of Technology | Nenad Jovanovic |
Besides, I am continuosly extending my GitHub account, mostly with various tech demos.
Languages
| Language | Level |
|---|---|
| German | production-ready (native) |
| English | production-ready |
| Serbian | family |
| French | secondary school |
| Japanese | basic (hobby) |
Tools & Technologies
Here are a few keywords covering some of the tools and technologies that I usually work with:
Java
Spring
Java / Jakarta Enterprise Edition
Eclipse MicroProfile
SQL
JavaScript / TypeScript
Angular
REST
SOAP
Git
GitHub
Subversion
Maven
Jenkins
Docker
Jekyll
AWS
JIRA
Confluence
Trac
Grafana
Splunk
SoapUI
Eclipse IDE
YAML
Markdown
HTML
JSON
XML
JBoss EAP / Wildfly
Tomcat
Linux
Windows