> Markdown version of [/jobs/ext/454657-oms-developer-with-java-backend](https://www.wearedevelopers.com/jobs/ext/454657-oms-developer-with-java-backend). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # OMS Developer with Java Backend - **Company:** CYNET SYSTEMS INC. - **Location:** Columbus, OH, United States - **Experience:** Expert - **Salary:** $135,200.0 - $145,600.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Code Review, Persistent Data Structure, Relational Databases, Hibernate (Java), Java Persistence API, Java Web Services, PostgreSQL, MySQL, Oracle (Applications), Payment Gateway, Systems Integration, Spring-boot, Software Security, SOAPAPI, Restful APIs, Microservices - **Published:** June 2, 2026 - **Apply:** https://www.dice.com/job-detail/8d081ae1-9f52-47d8-9451-9392c88ae01b ## About the Role * We are seeking an experienced and hands-on developer to design, customize, and support our Order Management System (OMS) using Core Java, Spring Boot, and microservices architecture. Requirement/Must Have: * Proven experience in designing and developing Java-based applications. * Strong knowledge of Core Java and the Spring Boot framework. * Experience with RESTful/SOAP APIs and system integration. * Familiarity with relational databases such as Oracle, MySQL, or PostgreSQL. * Experience with ORM technologies like JPA/Hibernate. * Knowledge of order processing functions including catalog management and inventory management. ## Description * Design, develop, test, and maintain robust, scalable Java-based applications and microservices using Core Java and the Spring Boot framework. * Implement and secure deployment of the OMS and customize out-of-the-box APIs and functions to meet specific business requirements. * Develop and manage RESTful/SOAP APIs to integrate the OMS with external systems such as payment gateways and inventory management. * Work with relational databases to design efficient schemas, optimize queries, and ensure data persistence using ORM technologies. * Collaborate with cross-functional teams to define requirements and deliver end-to-end solutions within an Agile environment. * Participate in code reviews, troubleshoot production issues, ensure application security and observability, and promote engineering excellence. Skills: * Core Java. * Spring Boot. * Microservices architecture. * RESTful/SOAP APIs. * Database management. * Agile methodologies. ## Related Videos - [APIs and Architecture for scaling omnichannel payments](https://www.wearedevelopers.com/videos/90-apis-and-architecture-for-scaling-omnichannel-payments) - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Goodbye Microservices, Hello Self-Contained Systems](https://www.wearedevelopers.com/videos/100009-goodbye-microservices-hello-self-contained-systems) - [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development)