○ Implemented Amazon ElastiCache Redis to enhance caching mechanisms, leading to approx a 30% improvement in application response time and providing low-latency data access○ Updated and optimized CI/CD workflows files, leveraging AWS Code Pipeline to streamline deployment processes and improve efficiency○ Developed and contributed to a RESTful web service by implementing essential APIs using Spring Boot, enhancing system functionality and user experience○ Performing DevOps related tasks such as implementing Helm charts for deployment, service, and configmap manifest files, facilitating the deployment process into Amazon EKS○ Writing Integration testing for the repository layer using TestContainers and substantially increased unit test coverage from 60% to 80% by implementing thorough unit tests○ Actively participating in Scrum events, contributing to task estimation, and effectively managing project deliverables by splitting complex tasks into manageable subtasks

○ Participated in building company’s first Microservices architecture, designing and implementing essential REST APIs using Spring Boot and Spring Cloud, which significantly enhanced modular scalability and service independence○ Implemented asynchronous execution functionality via Apache Kafka to optimize system performance and reliability, ensuring efficient message processing across services○ Contributed to dictionary service using Flyway database migration tool, it helped to manage services with frequent database schema changes○ Implemented a salary service using Spring boot that processes and calculates Employees salary’s, allows required users to print their salary information using Jasper Reports. Using Redis in-memory database for caching salary data in order to save cost and server resources○ Contributed a middleware service between BPM IBM and Personal (front end). Implementing REST APIs to integrate them, retrying failed tasks by caching requests using Guava Cache○ Deployed services and applications in a loosely isolated environment using Docker○ Implemented a service using REST API which synchronizes two databases daily basis performing cron jobs, decreasing additional costs and preventing from high load of external database○ Implemented Integration and unit tests using JUnit and Mockito. Refactoring existing logic, breaking into small parts to make them clean and readable, constantly troubleshooting using ELK Stack○ Developed a RESTful web service that retrieves data from the Central Bank of Uzbekistan, converts relevant data and file formats, and generates report data. This service also notifies and distributes the reports to bank employees○ Implemented a service utilizing REST API to synchronize two databases on a daily basis through scheduled cron jobs, reducing additional expenses and mitigating high load on the external database.