Java Backend Developer

Creospan is a subsidiary of Creospan Inc., our parent company, headquartered in Chicago, IL. From our humble beginnings in 1999 – with just a handful of employees and a mission to help our clients leverage emerging web technologies to build next-generation products – technology has changed dramatically, yet our curiosity has remained constant. Our expertise spans across Telecom, Technology, Manufacturing, Ecommerce, Insurance, Banking, Transportation, and Healthcare domains.To find out more about us, visit our website: www.creospan.comWe are looking for a Java Backend Developer to design, develop, and support high-performance backend servicesRequired Skills-- Core and Advanced Java, including Java 8-17 features.- Spring Framework, Spring Boot, Spring WebFlux, Spring JDBC, and Spring AOP.- CompletableFuture, asynchronous programming, reactive programming, and microservices.- REST API design, error handling, validation, security, and service integration.- JUnit, Mockito, GitHub branching, pull requests, and CI/CD.- Strong debugging, performance tuning, Linux/Unix, and Apache Tomcat knowledge.Preferred Skills-- Experience in financial services, investment operations, accounting, reconciliation, or asset servicing.- Experience modernizing legacy or mission-critical enterprise applications.- Exposure to AS400/IBM i and DB2.- Azure or AWS experience; Docker and Kubernetes exposure.Technology Stack:Java 8–17 Spring Boot WebFlux Spring JDBC Spring AOP CompletableFuture REST Microservices SQL DB2 GitHub CI/CD Linux Tomcat DynatraceExp Level- 5+ yrsJob Location - Pune_ KharadiKey Responsibilities- Design and develop scalable Java applications, REST APIs, and microservices.- Build reactive or asynchronous services with Spring WebFlux and CompletableFuture where appropriate.- Translate functional requirements and legacy behavior into maintainable Java components.- Develop database-access layers and optimize application-to-database interactions.- Create comprehensive unit, integration, and component tests.- Review code and promote secure coding and engineering best practices.- Troubleshoot application and production issues, perform root-cause analysis, and improve performance and stability.- Contribute to CI/CD automation, deployments, monitoring, releases, and operational documentation.- Collaborate with architects, analysts, QA, operations, support, and business stakeholders; mentor junior developers.If interested, please share your updated resume at the earliest.