{"schemaVersion":"jobsearcher.job.v1","id":"674b0f56fedf9adfee62392c","url":"https://jobsearcher.com/jobs/674b0f56fedf9adfee62392c","canonicalUrl":"https://jobsearcher.com/jobs/674b0f56fedf9adfee62392c","title":"Java Software Engineer","description":"Title: Senior Java engineer\nLocation: O'Fallon, Missouri (Hybrid)\nWe are looking for an Expert -level Java engineer with strong experience in building scalable, event-driven backend services using Spring Boot and modern communication frameworks. The ideal candidate will design and implement highperformance services that integrate seamlessly into complex upstream and downstream data flows, supporting missioncritical applications.\nKey Responsibilities\nDesign, develop, and maintain backend services using Java and Spring Boot following best practices and coding standards.\nBuild and support event-driven architectures, including publishing, consuming, and processing events across multiple services and domains.\nImplement and maintain gRPC-based service-to-service communication for low-latency, type-safe integrations between microservices.\nAnalyze and understand upstream and downstream data flows to ensure data consistency, reliability, and correct behavior across dependent systems.\nCollaborate with cross-functional teams to explain technical and data-mapping details clearly in larger forums, including stakeholders inside and outside the immediate group.\nTroubleshoot production issues, optimize performance, and contribute to architectural decisions for scalability and resilience.\nRequired Technical Skills\nExpert-level proficiency in Java and Spring Boot for building production-grade services.\nStrong hands-on experience with event-driven architecture (e.g., Kafka, messaging, or similar patterns).\nPractical experience implementing and consuming gRPC services in distributed systems.\nSoft Skills\nAbility to understand and reason about complex upstream and downstream data flows across multiple systems.\nStrong communication skills to articulate technical designs and data mappings effectively to both technical and non-technical audiences in larger forums.\nFor applications and inquiries, contact: hirings@openkyber.com","company":"Openkyber","rawCompany":"openkyber","city":"Pacific","state":"MO","isRemote":false,"isActive":false,"createdAt":"2026-08-09T14:24:13.966Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Java Software Engineer","description":"Title: Senior Java engineer\nLocation: O'Fallon, Missouri (Hybrid)\nWe are looking for an Expert -level Java engineer with strong experience in building scalable, event-driven backend services using Spring Boot and modern communication frameworks. The ideal candidate will design and implement highperformance services that integrate seamlessly into complex upstream and downstream data flows, supporting missioncritical applications.\nKey Responsibilities\nDesign, develop, and maintain backend services using Java and Spring Boot following best practices and coding standards.\nBuild and support event-driven architectures, including publishing, consuming, and processing events across multiple services and domains.\nImplement and maintain gRPC-based service-to-service communication for low-latency, type-safe integrations between microservices.\nAnalyze and understand upstream and downstream data flows to ensure data consistency, reliability, and correct behavior across dependent systems.\nCollaborate with cross-functional teams to explain technical and data-mapping details clearly in larger forums, including stakeholders inside and outside the immediate group.\nTroubleshoot production issues, optimize performance, and contribute to architectural decisions for scalability and resilience.\nRequired Technical Skills\nExpert-level proficiency in Java and Spring Boot for building production-grade services.\nStrong hands-on experience with event-driven architecture (e.g., Kafka, messaging, or similar patterns).\nPractical experience implementing and consuming gRPC services in distributed systems.\nSoft Skills\nAbility to understand and reason about complex upstream and downstream data flows across multiple systems.\nStrong communication skills to articulate technical designs and data mappings effectively to both technical and non-technical audiences in larger forums.\nFor applications and inquiries, contact: hirings@openkyber.com","datePosted":"2026-08-09T14:24:13.966Z","dateModified":"2026-08-09T14:24:13.966Z","hiringOrganization":{"@type":"Organization","name":"Openkyber","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Pacific","addressRegion":"MO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"674b0f56fedf9adfee62392c"},"url":"https://jobsearcher.com/jobs/674b0f56fedf9adfee62392c"}}