Vadim S. Email & Phone Number

Ташкент, Узбекистан

- Developed and optimized a robust business process automation system using Java, SpringBoot, PostgreSQL, and Elasticsearch.- Successfully implemented a custom scroll feature for Elasticsearch, improving data retrieval efficiency by 30%.- Implemented a caching solution using Redis, resulting in a 25% reduction in server response times.- Enhanced application configurations using SOLID principles and GOF patterns, leading to a 20% improvement in code maintainability.- Implemented the development of a system for accounting business metrics using Micrometer, Prometheus, and Grafana, enabling detailed monitoring and performance analysis.- Successfully developed and validated XML schemas using Camunda tools, ensuring data integrity and compliance with industry standards.

Moscow, Russia

- Developed and launched a SpringBoot-based service with xDocReport core, replacing costly software and saving the company approximately $50K annually.- Optimized SQL database queries, achieving a 5x reduction in request processing time.- Led the integration with a security service using Kafka, enhancing system security and data integrity.- Conducted team training on new service development and code review, improving team efficiency by 15%.- Designed and implemented a feature for calculating user's working time with the application, requiring an in-depth understanding of statistics, confidence intervals, and the bootstrap method. This innovative feature provided valuable insights into user engagement and productivity.

Moscow, Russia

- Developed a transaction accounting service using Spring Framework and Oracle, enhancing application stability and independence.- Revamped 100+ unit tests, increasing test coverage to 99% and improving overall software reliability.- Implemented a Spring Cache-based feature for tracking user errors, aiding in the identification and resolution of critical user experience bottlenecks.

- Established and maintained comprehensive test coverage for new features, significantly enhancing software reliability and performance.- Developed and implemented advanced Servlets and JSP using Thymeleaf, contributing to robust and dynamic web application functionalities.- Expertly created various XSD schemas and worked extensively with XML and XPath, ensuring data integrity and effective data manipulation.