Orxan Mirzeyev

• Led the development of an e-government project, managing a team of developers, and driving project success.
• Collaborated with stakeholders to clarify requirements, design new features, and oversee their implementation.
• Created and assigned backend development tasks, ensuring efficient workflow and team productivity.
• Developed robust code with a focus on quality, including writing unit and integration tests to maintain high standards.
• Troubleshot performance issues, optimizing backend systems for scalability and reliability.
• Integrated third-party APIs seamlessly into the application, ensuring secure and efficient communication.

Technology Stack: Java 21, Spring Boot, Spring WebFlux, Spring Cloud Gateway, MapStruct, OAuth2, JWT, Spring Security, Resilience4j, Apache Kafka, RabbitMQ, Redis, PostgreSQL, MongoDB, Kubernetes, Docker, Git, Gradle, GitLab CI, ELK Stack (Elasticsearch, Logstash, Kibana), Grafana, Prometheus, Mockito, Microservices.

• Configured and managed Kong API Gateway to secure and optimize API traffic.
• Implemented new features, resolved bugs, and troubleshot API call issues to improve performance.
• Validated API functionality post-canary and blue-green deployments, ensuring smooth rollouts.
• Collaborated with teams to optimize gateway configuration and deployment strategies.

Technology Stack: Kong API Gateway, OAuth2, JWT, PostgreSQL, Microservices, Blue-Green/Canary Deployments, GCP, Kubernetes, Docker, Dynatrace, Grafana, Spring Boot.

• Developed and maintained full-stack solutions for mobile and website platforms.
• Created comprehensive API documentation to support seamless service integration.
• Conducted research on new technologies and tools to enhance project performance and efficiency.

Technology Stack: Java 17, Spring Boot, Microservices, JWT, AWS SQS, Jaeger, Kibana, Logstash, PostgreSQL, Liquibase, SonarQube, Gradle, Git, WireMock, Mockito, JUnit, JIRA, Slate.

• Migrated and refactored source code to a new environment developed using the Vert.x framework.
• Designed and implemented a new notification system to improve user communication and system efficiency.

Technology Stack: Java 11, Spring Boot, Vert.x, Microservices, Netty, Apache Kafka, JWT, Vault, Jaeger, Prometheus, Sentry, Kibana, Logstash, PostgreSQL, Liquibase, SonarQube, Maven, Git, GitLab CI, Mockito, JUnit, Quartz, Apache JMeter, Slate, JIRA.

• Full stack development of all the related user interfaces from scratch.

• Architecture and development of backend solutions for the integration projects.

• Writing code, tests, fixing bugs, and code review.

Technology Stack: Java 8, Spring Boot, Spring Data JPA, Spring LDAP Security, AngularJS, JavaScript/jQuery, Bootstrap, HTML5, CSS3, Thymeleaf, Amazon SQS, Amazon S3, JUnit, Powermock, SonarQube, Oracle, MySQL, Gradle, Maven, Git, Swagger, Docker.

• Maintained existing banking projects by fixing bugs and improving functionality in various modules.
• Contributed to new banking projects by developing the backend components for user interfaces on the web.
• Wrote and maintained unit and integration tests to ensure code quality and stability.

Technology Stack: Java 8, Spring MVC, Spring Security, Spring Data JPA, JSTL, SOAP Web Services, JUnit, Mockito, SonarQube, Oracle, Maven, Git.

• Developed two essential modules for the project, ensuring functionality and performance.
• Maintained and fixed bugs in the project, supporting it through to production.
• Developed stored procedures, functions, and triggers in Oracle PL/SQL to enhance database functionality.
• Wrote unit tests to ensure code reliability and quality.

Technology Stack: Java 8, Servlets, JSP, JSTL, JDBC, JAX-WS, JAX-RS, Axis2, JMS, XML, Oracle, PL/SQL (Procedures, Functions, Triggers), JUnit, SonarQube, Maven, CVS, IReport.

• Tracked and fixed bugs in the packet program, ensuring smooth functionality and performance.
• Participated in new banking projects, contributing to the development of backend solutions.
• Wrote unit tests and maintained code quality through best practices and tools.

Technology Stack: Java 8, Spring MVC, Spring Security, Spring Data JPA, SOAP Web Services, JUnit, Mockito, SonarQube, Oracle, Maven, Git.