15.04.2026 aktualisiert
100 % verfügbar
Backend Developer & Software Engineer
Kittsee, Österreich
Nur Remote
Bachelor’s degree in Media Informatics and Visual computingÜber mich
Driven and solution-oriented individual with a structured and analytical mindset. I value responsibility, efficiency, and high-quality results. I enjoy solving complex problems, working both independently and in teams, and continuously improving my skills to create meaningful impact.
Skills
JavaAPIsAgile MethodologieAtlassian JiraElasticsearchGitHubJUnitPostgreSQLMockitoChatbotsBackendGitEvent Driven ArchitectureKubernetesApache Kafka
Backend Development
Design and development of scalable enterprise applications using Java and Quarkus, including microservices architecture and service communication.
Database Technologies
Database design, optimization, and performance tuning using PostgreSQL, including efficient data modelling.
Artificial Intelligence
Experience in pattern recognition, real-time visualization, and algorithm optimization with a focus on practical application.
API & Integration
Design and implementation of RESTful APIs, as well as integration of communication services and external systems.
Event-Driven & Big Data
Event-driven architecture and large-scale data streaming using Apache Kafka.
DevOps & Cloud
Containerized development environments using Docker, CI/CD pipelines with GitHub Actions, and AWS-based file storage solutions.
Version Control & Collaboration
Efficient collaboration using Git, including code reviews and workflow automation.
Testing & Quality Assurance
Unit and integration testing using JUnit, Mockito, and QuarkusTest to ensure high code quality and reliability.
Mobile Development
Development of innovative camera applications for iOS and Android platforms.
Erfahrung
Berufserfahrung5 - 10 Jahre
Freelancer seit2026
Sprachen
DeutschverhandlungssicherEnglischgutSlowakischMuttersprache
Projekthistorie
Agile development and maintenance of the Vertriebsportal for insurance brokers, development for internal business applications using Java and Quarkus, code reviews and maintaining high code quality standards, microservices architecture design and service communication, implementation of RESTful APIs, creation of PDF documents, implementation of e-mail communication service, big data streaming and event-driven integrations with Apache Kafka, database development and optimization using PostgreSQL, fast search and indexing solutions with OpenSearch, using GitHub Actions, development of Chatbot AI functionalities, version control and collaboration using Git, file storage and management using AWS, containerization using Docker for local development environments, monitoring, error handling and logging of backend services, testing and quality assurance using JUnit, Mockito and QuarkusTest
Development of CRM Program for Administration, Management and Finance, database administrator, development of an E-Mail Client, website design and creation
Development of camera application for iOS and Android