Qamar Islam Email and Phone Number

■ 12+ years of solid technical experience in Java, Spring, Spring Boot, Microservices and Cloud technologies, utilizing Clean Code principles and industry best practices.■ Extensive experience with Multi-faceted Enterprise Grade Software Systems. Proficient in applying a diverse range of Modern design patterns and principles, including TDD, CI/CD, Event-Driven Development, Service-oriented Architecture (SOA), and Microservices Architecture.■Specialized expertise encompasses Layered Architectural Style, Hexagonal Architecture Style, and Domain-Driven Design (DDD) enabling the creation of robust and scalable software solutions tailored to meet complex business requirements.Technical Skills:Programming Languages: Java 8 & Java 21■Programming Paradigm: OOP, Functional Programming, Reactive ProgrammingSpring: Spring Boot, Spring Core, Spring MVC, Spring Web Flux, Spring Data, Spring Security, Spring AOP, Spring Batch, Spring Cloud, Spring AMQP, Spring Quartz■ Microservices: Spring Cloud Gateway, Spring Cloud Config, Eureka, Kubernetes Service Discovery, Resilience4j, Sleuth, Zipkin, Bucket4j, Keycloak■ Event Driven: Kafka.■Jakarta EE: EE Web Component, EE Web Services, EE Persistence layer■ORM/Persistence Layer: Hibernate, JPA, MyBatis, JDBC, Apache DBCP, Oracle UCP■Web Services: REST, SOAP, gRPC, GraphQL, Feign REST Client, OkHttp, WebClient, JAXB, RESTEasy, Swagger, Jersey■Frontend Stack: JSP, Angular JS, Angular & Reacts, JavaScript, jQuery, HTML5■DBMS: Oracle, PostgreSQL, MySQL, Cosmo DB, MongoDB, Redis■ Unit Testing: JUnit5, Mockito, MockMVC, PowerMock, Spring Boot Test■Cloud: Google, Amazon, Azure, AWS EC2, AWS SNS & SQS, S3 Bucket, AWS Lambda, ECS■DevOps: Git, GitLab, CI/CD, Urban code deploy, Maven,