Lead Java Developer Glint Tech Solutions LLCLead Java DeveloperSt. Louis, MOOur client, a leading enterprise client in the telecommunications technology sector, is seeking a highly experienced and strategic Lead Java Developer to architect, lead, and deliver scalable microservice-based solutions in a cloud-native environment. Drive modernization efforts, including monolith-to-microservices transformations and legacy system integrations.
Sr Java Developer HCL Global Systems Inc.Sr Java DeveloperSaint Louis, MOResponsibilities: As a Java Senior Developer, you will Maintain active relationships with Product Owner to understand business requirements, lead requirement gathering meetings and review designs with the product owner Own his backlog items and coordinate with other team members to develop the features planned for each sprint Perform technical design reviews and code reviews Be Responsible for prototyping, developing, and troubleshooting software in the user interface or service layers Perform peer reviews on source code to ensure reuse, scalability and the use of best practices Participate in collaborative technical discussions that focus on software user experience, design, architecture, and development Perform demonstrations for client stakeholders on project features and sub features, which utilizes the latest Front end and Backend development technologies Requirements: 6+ years of experience in Java/JEE development Skills in developing applications using multi-tier architecture Knowledge of google/AWS cloud Java/JEE, Spring, Spring boot, REST/SOAP web services, Hibernate, SQL, Tomcat, Application servers (WebSphere), SONAR, Agile, AJAX, Jenkins. etc skills in Unit testing application using Junit or similar technologies Good communication skills Leadership skills Provide overlap coverage with onsite/customer teams till 9 PM IST Capability to support QA teams with test plans, root cause analysis and defect fixing Strong experience in Responsive design, cross browser web applications Strong knowledge of web service models Strong knowledge in creating and working with APIs Experience with Cloud services, specifically on Google cloud Strong exposure in Agile, Scaled Agile based development models Familiar with Interfaces such as REST web services, swagger profiles, JSON payloads.
Lead Java Developer Shiftcode Analytics, IncLead Java DeveloperO Fallon, MOResponsible for identifying and resolving end-to-end performance bottlenecks across distributed systems, Spring Boot services, middleware components, and hybrid cloud environments (private cloud + AWS). Ideal candidates have extensive experience with high-scale, multi-region, and high-transaction platforms (e.g., financial systems, payment processing, or large enterprise SaaS) running in a Cloud environment.
Java Developer Diverse Lynx, LLCJava DeveloperSaint Louis, MOLLM integration via Anthropic Claude API, OpenAI, or AWS Bedrock RAG architectures, vector databases (OpenSearch, Pinecone, pgvector) Model serving, inference optimization, prompt engineering Spring AI, Langgraph, Google ADK, A2A, MCP. Microservices, event-driven architecture (Kafka, SQS/SNS) REST/GraphQL API design, gRPC Design patterns, Enterprise architecture and scaling AI / ML Integration.
Lead Java Developer Glint Tech SolutionsLead Java DeveloperSt. Louis, MissouriOur client, a leading enterprise client in the telecommunications technology sector, is seeking a highly experienced and strategic Lead Java Developer to architect, lead, and deliver scalable microservice-based solutions in a cloud-native environment. Drive modernization efforts, including monolith-to-microservices transformations and legacy system integrations.
Java Developer III Old Dominion Freight LineJava Developer IIISaint Charles, MO$105,716–$132,144 / yearExpertise with Agile software development methodologies (Scrum, XP, Kanban, etc.), JSP/Servlet container frameworks, Apache, Tomcat, JSP, JSF, Hibernate, Microservices, Springboot, REST, SOAP, Web Services, Web Services Security, and Test-Driven Development with JUnit or equivalent tool. Under the leadership of the manager and technical lead, assist in leading the process of designing, testing, and implementing programming applications using Java/J2EE programming language.
Java Developer- St Louis, MO Georgia Tek SystemsJava Developer- St Louis, MOSt Louis, MOExperience in software development design and implementation of large scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open source software capable to modify or extend code maintained as part of an open source project.
Java Developer - St Louis, MO Georgia Tek SystemsJava Developer - St Louis, MOSt Louis, MOExperience in software development design and implementation of large scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open source software capable to modify or extend code maintained as part of an open source project.
Java Developer - St Louis, MO (W2 ONLY) Georgia Tek SystemsJava Developer - St Louis, MO (W2 ONLY)St Louis, MOExperience in software development design and implementation of large-scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open-source software capable of modifying or extending code maintained as part of an open-source project.
Java Developer- St Louis Georgia Tek SystemsJava Developer- St LouisSt Louis, MOExperience in software development design and implementation of large scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open source software capable to modify or extend code maintained as part of an open source project.
Java Developer- St Louis MO Georgia Tek SystemsJava Developer- St Louis MOSt Louis, MOExperience in software development design and implementation of large scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open source software capable to modify or extend code maintained as part of an open source project.
Java Developer - St Louis, MO (FTE) Georgia Tek SystemsJava Developer - St Louis, MO (FTE)St Louis, MOExperience in software development design and implementation of large scale distributed systems and web services building complex software that is testable and designed for extensibility. Work extensively with open source software capable to modify or extend code maintained as part of an open source project.
Jr. Java Backend Developer TechDigitalJr. Java Backend DeveloperSt. Louis, MOWe are specifically looking for Senior Software Engineers who possess expertise in Java, J2EE, Spring Boot, JPA, Axon, Kafka, and E2E Support. Skills Matrix Skill Last Used Experience in Years/month Rating (10 points) .
Senior Java Full-Stack Developer IconmaSenior Java Full-Stack DeveloperO Fallon, MO$78.76–$83.29 / hourExperience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus. Respond to operational and business concerns related to future programs, projects, or enhancements to ensure consistent delivery of quality services.
Java Backend Developer Yantran LLCJava Backend DeveloperOFALLON, MOThe ideal candidate will have a minimum of 5 years of experience in software development, with a proven track record of delivering high quality applications. Responsibilities: Design, develop, and maintain scalable software applications using Java, Spring Boot, and Microservices architecture.
Senior Java Full-Stack Developer ICONMA, LLCSenior Java Full-Stack DeveloperO Fallon, MO$78.76–$83.29 / hourExperience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus. Respond to operational and business concerns related to future programs, projects, or enhancements to ensure consistent delivery of quality services.
Senior Java Full-Stack Developer Iconma LLCSenior Java Full-Stack DeveloperO'Fallon, MOExperience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus. Respond to operational and business concerns related to future programs, projects, or enhancements to ensure consistent delivery of quality services.
Java/J2EE developer Sr. kollasoftJava/J2EE developer Sr.st.louis, MOExpert on Java EE technologies (specifically JSP/JSF, JDBC, JPA, JAXB, JAXP, Web Services – JAX-WS, Maven to build), Angular 2 or above . Experience with MyFaces, Trinidad, Spring Web Flow, Spring Batch, RichFaces, and Facelets is a plus.
Java Full Stack Developer eTeam Inc.Java Full Stack DeveloperSaint Louis, MOMaintain clear technical documentation for systems, APIs, integrations, and microservices. Work with cross-functional teams including QA, DevOps, Architects, and Product Owners.
Java / Spring Boot Developer (GenAI & AWS) eTeam Inc.Java / Spring Boot Developer (GenAI & AWS)Saint Louis, MODetailed Job Description Design and develop enterprise-grade applications using Java, Spring Boot, and Microservices. Develop AI-powered assistants, chatbots, and workflow automation solutions using LLMs and GenAI services.