Olena Openko Email & Phone Number

Munich, Bavaria, Germany

• Main responsibilities:
• Independently developed a robust microservice responsible for managing users, showcasing proficiency in Java and Quarkus Framework.
• Leveraged expertise in Spring Cloud Gateway to craft an efficient and secure API, optimizing communication between microservices and enhancing overall system performance.
• Migrated the Gateway API from Java 11 to Java 17, embracing cutting-edge features and ensuring seamless compatibility with modern technology standards.
• Implemented Kubernetes configurations for all project environments, skillfully integrating OAuth2 proxy and the Gateway API with various microservices and the user interface.
• Authored comprehensive technical documentation, providing valuable insights into system architecture, deployment procedures, and service interaction guidelines.

Munich Area, Germany

• Role description:Worked as a Senior Java Developer for a leading company specializing in the development of a highly flexible Content Management platform with extensive functionality and numerous features.Collaborated.
• Contributed to the development of new features, offering continuous support to existing functionality, and efficiently resolving defects.
• Played a key role in the architectural transition from monolithic to microservices, optimizing performance and scalability.
• Established a robust CI/CD process to ensure seamless deployment of the microservices architecture.
• Configured staging environments to showcase and test the new microservices and features.
• Demonstrated expertise in writing unit tests (JUnit, Mockito) and integration tests, automated into a Jenkins pipeline.

Kiev Region, Ukraine

Role description:Worked in remote team as a Senior Java Developer for the company which has developed its own Content Management platform. Participated in rewriting of monolithic product into microservies.Main responsibilities:- Migration of monolithic functionality into a microservice, implementing Elastic stack logging support.- Implementing new features.

Kiev Region, Ukraine

Motivated and skilled Software Developer with 6 years experience. I've acquired a high proficiency in the entire software development life cycle while growing to an expert in a wide variety of Java EE and other technologies. I have strong problem solving skills, high communication skills and teamwork spirit.

Application Support: installing updates, customer services provided by phone and Service Desk system. Application Testing: performing functional and regression testing, generation of test reports.Using knowledge of SQL to design and extract report data from the database.

Application Testing: checking whether a new release is in compliance with business requirements.Translating business requirements into technical requirements.

Helpdesk, receiving user requests from branches. Addressing and fixing problems occurring in a given application, routing all others to appropriate resources in related departments.

Responsibilities included designing, conducting and analyzing customer surveys in addition to all the other tasks assigned to a Lead Customer Service Specialist.

Responsibilities included customer service, which was provided via phone and email messaging.

Specialist Degree, Computer Science, Mathematics

Education record