code optimization , Java, Database Optimization, Stress Testing, Rust, low-latency systems, concurrency control, chaos engineering, performance bottleneck analysis, Go, distributed middleware

Memcached, Rabbitmq, Symfony, MySQL, PostgreSQL, Dynamodb, Apache Kafka, MongoDB, Laravel, Redis, AWS SQS

Sql Database, Nodejs, Java, Reactjs

Linux, Ibm Mq, PostgreSQL, Rhel, Aws Cloud, Payment Gateways, Payment Systems, Base24-eps, Korn Shell scripting, Card payments, Transaction Processing, PCI-DSS

Maven, PostgreSQL, Kafka, Spring Boot, Multithreading, Nosql, JUnit, MySQL, Swagger, Spring Data Jpa, Oracle, Hibernate, Oauth2, Jwt, Spring MVC, Redis, Sql, Asynchronous programming, Rabbitmq, Liquibase, Mockito, Gradle, Restful Apis, Spring Core, Java 11, Java concurrency utilities, Logback, SLF4J, Flyway, OpenAPI

Java Core, Spring Framework, Rest Api, Webservices, Spring Boot Microservices

Load Testing, Maven, Database Tuning, Spring Boot, Jira, Jenkins, Git, Rest API Development, Mockito, Query Tuning, JUnit, MySQL, Performance Testing, Java 21, Event-driven architecture, SQL optimization, Microservices architecture, Backend optimization, Indexing

Performance Tuning, Schema Design, Node.js, Kafka, Redis, Java Programming, MySQL, Zookeeper, JVM internals, SQL optimization, Dubbo, RocketMQ, High-availability systems, Database scaling

Algorithms, Java, Spring Boot, Kotlin, Gcp, data structures, Restful Apis, Azure, AWS, object-oriented programming, Microservices architecture, cloud environments, CI CD pipelines