Stavaks IT-Services
Software Engineer & Consultant
Available for B2B projects in DACH region
Experienced full-stack developer with expertise in enterprise architecture, Angular development, and modern software engineering practices.

Professional Experience
Software Engineer & Consultant
Stavaks IT-Services e.u. Jan. 2022 - Present Current PositionWorking as Java Architect and Full-Stack Lead Developer for major enterprise projects in the Austrian market.
Key Projects
Retail Legacy System Migration
Jan. 2024 - Present
Leading full-stack development for migrating legacy applications to Spring Boot architecture. Implementing multitenancy support for 10+ countries, creating reusable Spring Boot starters, and architecting Angular-based frontends with Kafka integration for real-time data processing.
Spring Boot
Angular
Kafka
Multitenancy
Spring Boot Starters
Legacy Migration
Banking Framework Modernization
Jan. 2022 - Dec. 2024
Led modernization of internal Java framework for one of Europe’s largest banking groups. Responsible for architecture decisions and implementation of enterprise-grade solutions.
Java 17
Spring Boot
Maven
Jenkins
Enterprise Architecture
Full Stack Developer (Java & Angular)
REWE International AG Apr. 2020 - Feb. 2022Analysis, implementation and architecture for new and further development of the FRESH project (Java EE & Angular). Responsible for analysis, design and implementation in restructuring the Angular application. DevOps activities: Staging and Production deployment, pipeline development.
- Feasibility study for article data distribution via Kafka
- Technical contact for analysis and design in replacing old Oracle Forms application
- Support in onboarding new colleagues
Java EE
Angular
NX
NGXS
Jenkins
GitLab
Kibana
Grafana
Kafka
Spring Boot
Full Stack Developer (Java & Angular)
Raiffeisen Software GmbH Oct. 2018 - Apr. 2020New and further development of a core banking project (Java EE + Angular). Java development of batch jobs on IBM Mainframe. Migration of old JSF/Primefaces masks to Angular. Development of external interface for various queries regarding credit accounts in Spring Boot.
Java EE
Angular
Spring Boot
IBM Mainframe
JSF
Primefaces
Intern
Raiffeisen Software GmbH Jul. 2018 - Okt. 2018New development of ETL packages for an internal DWH project. New development of SQL views. New development of PowerBI reports.
ETL
SQL
PowerBI
Data Warehouse
Software Developer (C# & VBA)
TV Net d.o.o Jul. 2013 - Okt. 2014Analysis, design and development of a WPF (C#, .NET) application for maintenance of customer-specific information. New development of an interface for automatic reading and processing of Excel files.
C#
.NET
WPF
VBA
Excel
Skills & Technologies
Programming Languages
Java
Expert
JavaScript / TypeScript
Expert
SQL
Advanced
C, C#
Intermediate
Backend Technologies
Spring Boot
Expert
Java EE
Expert
Hibernate
Advanced
Frontend Technologies
Angular
Expert
NX
Advanced
NGXS
Advanced
Akita
Intermediate
DevOps & Tools
GitLab CI/CD
Advanced
Jenkins
Advanced
Docker
Advanced
Groovy
Intermediate
Build Tools
Maven
Expert
Gradle
Intermediate
Monitoring & Analytics
Kibana
Expert
Grafana
Expert
Certifications
Certified Professional for Software Architecture
iSAQB® – International Software Architecture Qualification Board - Juni 2022
Education
Software & Information Engineering
TU Wien
2017 - 2020
Vienna, Austria
Electrical Engineering & Information Technology
TU Wien
2015 - 2017
Vienna, Austria
Mathematics and Computer Science
Das Gymnasium
2010 - 2014
Serbia