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1 year 7 months
Stuttgart, Germany

Senior Fullstack Developer

nexMart GmbH

  • Collaboration in an agile Scrum team on the following tasks
  • Contribution to the design and clarification of requirements and dependencies with other teams
  • Design and implementation of Spring Boot microservices for a B2B e-commerce wholesale solution in Kotlin, with communication via REST (JSON) and ActiveMQ
  • Frontend development with Vue.js, Stylus, NPM, JavaScript, and TypeScript
  • Optimized product search using ElasticSearch
  • Design of a public API, including Swagger / OpenAPI documentation for B2B orders
  • Joint integration of the API with nexMart customers
  • Research and design of the Chargebee integration for payments
  • Creation of unit tests, component tests, and automated end-to-end (E2E) tests using Testcontainers
  • Introduction of consumer-driven contract tests with Pact
  • Use and extension of CI/CD pipelines in Jenkins and GitLab
  • Persistence in a PostgreSQL database using jOOQ, with migration handled by Flyway
  • Version control and code reviews in GitLab
  • Code analysis with SonarQube
  • Authentication using Keycloak, OpenID Connect, OAuth 2, and API keys
  • Additional tools: IntelliJ IDEA, Docker, Maven, Nexus, OpenShift Cluster, Graylog, Grafana, Jira, Confluence
Jan 2020 - Dec 2021
2 years
Bern, Switzerland

Senior Software Engineer

Schweizerische Mobiliar Versicherungsgesellschaft AG

  • Collaboration in an agile Scrum team within the SAFe framework on the following tasks
  • Planning of implementation iterations – Sprints and SAFe Program Increments (PI)
  • Design and implementation of microservices for insurance contract invoicing in Java and Kotlin, with communication via REST (JSON) and Kafka
  • Development and maintenance of services using Java EE and Spring Boot
  • Unit tests, service tests, and automated system tests following TDD and BDD principles
  • Consumer-driven contract testing of services with Pact
  • Use of domain-driven design with OOP
  • Persistence in an Oracle database using JPA/Hibernate, with migration handled by Flyway
  • Version control and code reviews in BitBucket/Git, with code analysis using SonarQube
  • Integration with SAP for billing
  • Deployment in a private cloud using Docker/Kubernetes
  • Automated infrastructure and cluster management with Rancher and Helm Charts
  • DevOps with CI/CD pipeline in TeamCity
  • Integrated monitoring and logging with Prometheus, Grafana, and Splunk
  • Enhancements to the Angular-based frontend
  • Additional tools: IntelliJ IDEA, Maven, Gradle, Nexus, WireMock, Mockito, Cucumber, JBoss, Confluence, Jira, Dynatrace, Slack
Mar 2011 - Sep 2020
9 years 7 months
Vienna, Austria

Lead Java Developer, IT Consultant

AGES GmbH

  • Scrum development of a Java EE application landscape for the pharmaceutical industry, featuring BPMN workflows, Oracle 11g SOA, XML/SOAP web services, and JSF/ADF
  • Deployed on Oracle WebCenter Portal and WebLogic Server, SSO authentication
  • Tools: JDeveloper, Ant, Jenkins, Subversion, Jira, Confluence, Oracle DB
  • Additional technologies: EJB, JMS, XSLT, SQL, HTML, CSS, JavaScript
  • Integration with third-party systems for data exchange and postal delivery
  • Consulting the client on technical and architectural possibilities
  • Clarification and refinement of requirements
  • Implementation design and task specification for various system components
  • Coaching, mentoring, and training of other developers
  • Researching and presenting modern technological alternatives
Apr 2006 - Jan 2011
4 years 10 months
Munich, Germany

Java Developer

Moconso Technologies GmbH

  • Architecture and development of Java EE middleware infrastructures for mobile applications in the fields of football live tickers, sports betting, and online games
  • System design and architecture using Microsoft Visio and MagicDraw UML
  • Development of an internal Java code generator based on UML diagrams
  • Implementation in Eclipse IDE using Java 6 and Java EE technologies on Tomcat and MySQL, also including Spring, Hibernate, HTML, CSS, and JavaScript
  • Manual setup of operational infrastructure in the AWS Cloud
  • Deployment on AWS EC2 instances, with database hosted on Amazon RDS
Jan 2000 - Mar 2006
6 years 3 months
Prague, Czech Republic

Software Developer

Et Netera s.r.o.

  • Software development focusing on websites and e-business solutions, primarily using Java on Tomcat and MySQL, as well as Python, PHP, and C/C++
  • Projects for Eurotel (mobile network operator, now O2), Euromedia Group (online bookstore), the City of Prague, Siemens, Scania (DMS systems), and Annonce (classified ads portal)

Skills

  • Excellent Analytical And Problem Solving Skills
  • Responsible, Precise And Consistent Approach To Problem Solving
  • Focus On Quality
  • Ability To Understand And Learn New Technologies And Domains Very Quickly

Languages

Czech
Native
German
Advanced
English
Advanced

Education

Oct 1997 - Jun 2003

Czech Technical University (CVUT)

Diploma Engineer, IT/Software Development · IT/Software Development · Prague, Czech Republic

Sep 1990 - Jun 1997

7-Year Secondary School

general education · Třebíč, Czech Republic

Certifications & licenses

Java 8 Programming TeckChek (score 98/100)

TeckChek

Training on Spring Boot and Angular 2 / TypeScript

ISaqb Certified Professional For Software Architectures

Oracle training on SOA, BPMN and ADF technologies

Oracle

German Language Certificate

Sun Certified Java Programmer

Sun

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