16.03.2026 aktualisiert
JM
verifiziert
20 % teilweise verfügbarSenior Software Engineer - DevOps Engineer
Wien, Österreich
Nur Remote
MaturaÜber mich
I help businesses and individuals build websites, automate workflows, and set up reliable infrastructure.
Skills
JavaAgile MethodologieAmazon Web ServicesAutomatisierungTelekommunikationBillingCloud ComputingContinuous IntegrationPersistente DatenstrukturGestaltungsprinzipienDevOpsElasticsearchJ2EEHibernateSkalierbarkeit
Java Backend Development
Enterprise Java backend development with Spring and Spring Boot frameworks, including Hibernate/JPA for data persistence and building scalable BSS/OSS systems
DevOps and CI/CD
Jenkins and GitLab CI/CD pipeline design and maintenance, Ansible automation, VM and on-premise infrastructure management with extensive workflow optimization
Cloud and Container Technologies
Amazon Web Services (AWS) infrastructure management, Kubernetes orchestration, Helm chart development, and Docker containerization for scalable deployments
Database Administration
Oracle and PostgreSQL database management in high-volume, billing-critical environments with operational database administration expertise
Software Architecture
Software architecture and design principles for enterprise BSS/OSS systems with focus on scalability and maintainability
Agile Development
Scrum-based development processes with customer-driven product ownership and collaborative team environments
REST API Development
RESTful web services development using Spring, JAX-RS, and integration with search technologies like Elasticsearch
Telecommunications Systems
Large-scale BSS/OSS systems development in telecommunications and tolling domains with billing-critical system experience
Enterprise Java backend development with Spring and Spring Boot frameworks, including Hibernate/JPA for data persistence and building scalable BSS/OSS systems
DevOps and CI/CD
Jenkins and GitLab CI/CD pipeline design and maintenance, Ansible automation, VM and on-premise infrastructure management with extensive workflow optimization
Cloud and Container Technologies
Amazon Web Services (AWS) infrastructure management, Kubernetes orchestration, Helm chart development, and Docker containerization for scalable deployments
Database Administration
Oracle and PostgreSQL database management in high-volume, billing-critical environments with operational database administration expertise
Software Architecture
Software architecture and design principles for enterprise BSS/OSS systems with focus on scalability and maintainability
Agile Development
Scrum-based development processes with customer-driven product ownership and collaborative team environments
REST API Development
RESTful web services development using Spring, JAX-RS, and integration with search technologies like Elasticsearch
Telecommunications Systems
Large-scale BSS/OSS systems development in telecommunications and tolling domains with billing-critical system experience
Erfahrung
Berufserfahrung5 - 10 Jahre
Freelancer seit2026
Sprachen
DeutschMutterspracheEnglischverhandlungssicher
Projekthistorie
Support operations teams for BSS/OSS platforms running in Kubernetes, AWS, and on-premise environments. Operate and maintain Jenkins CI infrastructure, including controllers and agents. Design, extend, and maintain CI/CD workflows across Jenkins and GitLab CI. Maintain and extend Helm charts for complex, multi-service deployments. Perform software and platform upgrades for production systems.
Design and develop enterprise-grade BSS/OSS platforms, including CRM and billing-related components. Implement and maintain Java-based backend services using Spring and Spring Boot. Work extensively with Oracle and PostgreSQL in billing-critical, high-data-volume environments. Contribute to software architecture and technical design. Deploy and operate applications on Kubernetes clusters using Helm. Collaborate in a Scrum-based development process with customer-provided product owners.
Designed and implemented Java-based backend services for B2B web applications. Developed REST APIs using Spring, JAX-RS, Hibernate, and Elasticsearch. Worked with AWS infrastructure including EC2, RDS, S3, and Load Balancers. Supported Docker-based deployments and WildFly/JBoss application servers.