06.11.2025 aktualisiert
nicht verfügbar
Senior Software Engineer / Cloud Native Engineer / Java Software Entwickler
Nauen, Deutschland
Nauen +100 km
Information science technician specialising in application developmentSkills
JavaSpringSpring BootRESTKotlincloud nativeKubernetesEvent Driven Design/ArchitectureAmazon AWSKafkaRedisMicroservicesGo (Golang)CloudPostgresqlMySQLReactNextJSQuarkusAWS ZertifizierungCKADTailwind CSSJava FullstackBackend EntwicklerGitOpsFluxTerraform DatadogLambdaTesseractOCRCucumberSeleniumTypescriptjUnitAWS DynamoDB
Skills:
Frameworks and Technologies:
Java, Spring Boot, Quarkus, Cucumber, Play Framework, AKKA, WebRTC, Golang, HTML, CSS, TailwindCSS, TypeScript, React, Redis, MySQL, PostgreSQL, Kafka, Microservices, Git, Docker, S3, DynamoDB, Athena, IAM, RDS, Terraform, Helm, AWS Certified Solutions Architect, Kubernetes Certified Application Developer etc.
- Proficient in Java, Kotlin, Spring Boot, Quarkus, Golang, TypeScript (React), Microservices, and various cloud technologies like AWS and Kubernetes.
- Expertise in software architecture, backend development, DevOps, and cloud infrastructure management (AWS Certified Solutions Architect, Kubernetes Certified Developer).
- Extensive knowledge in enterprise IT solutions, microservices architecture, cloud-native development, and real-time data processing systems.
- Strong understanding of front-end and backend systems, with expertise in integrating machine learning and AI services.
- Over a decade of experience working as a software engineer, cloud-native engineer, and IT consultant for a wide range of projects across industries.
- Led the development of a scalable, high-performance system for dynamic pricing and availability searches in the hospitality industry, optimizing backend infrastructure and cloud services to handle millions of daily updates.
- Played a key role in automating identity verification processes by developing a fully automated identity verification platform using machine learning services like OCR and facial recognition. Improved video/audio chat systems, implemented connection quality checks, and enhanced the customer onboarding process through automation and AI integration.
- Developed a Progressive Web Application (PWA) to streamline sales operations, including dynamic form handling, real-time notifications, and ticketing system integrations, improving operational efficiency.
Frameworks and Technologies:
Java, Spring Boot, Quarkus, Cucumber, Play Framework, AKKA, WebRTC, Golang, HTML, CSS, TailwindCSS, TypeScript, React, Redis, MySQL, PostgreSQL, Kafka, Microservices, Git, Docker, S3, DynamoDB, Athena, IAM, RDS, Terraform, Helm, AWS Certified Solutions Architect, Kubernetes Certified Application Developer etc.
Sprachen
DeutschMutterspracheEnglischverhandlungssicher
Projekthistorie
For Dirk Rossmann GmbH, one of Europe's leading drugstore chains, the development and modernization of the PIM (Product Information Management) and MDM (Master Data Management) system landscape was carried out. The focus was on the technical transformation of the existing infrastructure as well as the continuous development of the master data systems.
Main Tasks and Responsibilities:
- Development and enhancement of Java-based microservices within an agile Scrum team in the context of master data management
- Support and further development of the PIM/MDM system STEP from Stibo Systems
- Migration of version control from Bitbucket to GitLab including setup and optimization of GitLab CI/CD pipelines
- Migration of server infrastructure to OpenShift/Kubernetes with ArgoCD for GitOps-based deployments and HashiCorp Vault for secrets management
- Implementation of business requirements in Java microservices as well as directly in the MDM Stibo STEP system
- Ensuring consistency and reliability of software changes in test and production environments
- Consulting internal stakeholders on content-related development of products and services
- Active participation in requirements management and conception of new features
Technologies: Java, Spring Boot, Vaadin, Hibernate/JPA, Web Services, Stibo Systems STEP (PIM/MDM), GitLab, GitLab CI/CD, OpenShift, Kubernetes, ArgoCD, HashiCorp Vault, Maven, Git, Docker, IntelliJ IDEA, Atlassian Suite (Jira, Confluence), Azure, Azure Blob Storage
UptimeEye is a monitoring tool to keep track of the availability and uptime of API’s, Websites, CronJobs and
periodically executed tasks. The system not only keeps track of the availability and uptime it also notifies
users via teams, slack, email and many other notification methods when a system fails so the user can act
rapidly.
Key Responsibilities
- Defining and Documenting Business requirements
- Backend Development: Implementing multiple microservices with golang
- Frontend Development: Implementing a frontend with modern web technologies like NextJS 15, React, Shadcn/ui, React-Hook-Form
- Infrastructure Management: Set up the project infrastructure in Hetzner and AWS
Technologies: Golang, Echo, sqlx, Huma.rocks, OpenAPI, NextJS 15, React 19, react-hook-form, Postgres,
terraform, kubernetes, Hetzner Cloud, AWS, Stripe payment integration, clerk
periodically executed tasks. The system not only keeps track of the availability and uptime it also notifies
users via teams, slack, email and many other notification methods when a system fails so the user can act
rapidly.
Key Responsibilities
- Defining and Documenting Business requirements
- Backend Development: Implementing multiple microservices with golang
- Frontend Development: Implementing a frontend with modern web technologies like NextJS 15, React, Shadcn/ui, React-Hook-Form
- Infrastructure Management: Set up the project infrastructure in Hetzner and AWS
Technologies: Golang, Echo, sqlx, Huma.rocks, OpenAPI, NextJS 15, React 19, react-hook-form, Postgres,
terraform, kubernetes, Hetzner Cloud, AWS, Stripe payment integration, clerk
For IDnow, a leading provider of identity verification solutions, a comprehensive integration of a new remote signature interface was implemented. The project aimed to extend the existing platform with modern digital signature capabilities and enhance the security of the entire identification and signature process.
Main Tasks and Responsibilities:
- Integration of the Cloud Signature Consortium (CSC) API version 1.0.4 for digital signatures with OAuth 2.0
- Implementation of OAuth 2.0 for secure authentication and authorization of digital signatures
- Development of a technical session management system to secure the combined identification and signature process
- Connection of DigiCert services for generation and management of digital signatures
- Cross-platform adaptations and implementations for Android, iOS, and web applications
- Integration of DSS client (Digital Signature Service) for standards-compliant signature processing
- Implementation of Keycloak as OAuth 2.0 provider for secure authentication flows
Technologies: Spring Boot, Java, Play Framework, Cloud Signature Consortium (CSC) 1.0.4, DigiCert, Remote Signature, eSignature, DSS Client, Keycloak, OAuth 2.0