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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Java / Apache Tomcat Engineer - **Company:** Kelly Services Inc. - **Location:** Woodbridge Township, NJ, United States - **Experience:** Expert - **Salary:** $158,870.0 - $174,096.0 - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Amazon Web Services, Apache Tomcat, Application Performance Management, Automation of Tests, Unit Testing, Microsoft Azure, Bash Shell, Cloud Engineering, Computer Programming, Data Structures, Relational Databases, Software Design Patterns, Linux, DevOps, Hibernate (Java), Java Message Service (JMS), Java Persistence API, Python (Programming Language), Key Management, PostgreSQL, Load Testing, Enterprise Messaging Systems, Microsoft SQL Server, MySQL, Object-Oriented Software Development, OpenShift, Oracle (Applications), Performance Tuning, Windows PowerShell, RabbitMQ, Ansible, Software Deployment, Software Engineering, Software Systems, SQL Databases, SSL Certificate Management, Data Logging, Multithreading, Google Cloud, Concurrency, Spring-boot, Software Security, Git, Event Driven Architecture, Containerization, AngularJS, Integration Tests, Kubernetes, Infrastructure Automation Frameworks, Information Technology, Apache Kafka, Restful APIs, Software Version Control, Docker, Microservices - **Published:** October 30, 2026 - **Apply:** https://dejobs.org/x/x/5F86A02C5E5F44288AC5D99950A6D766/job/ ## About the Role * 5+ years of Software Engineering experience, or equivalent demonstrated through one or a combination of the following: work or consulting experience, training, military experience, education. * Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field. * 5+ years of professional experience in Java application development. * Strong hands-on experience with: * Java (Java 8/11/17 or higher) * Spring Boot * RESTful APIs * Microservices Architecture * Angular * JPA / Hibernate * Apache Tomcat * Strong understanding of: * Object-Oriented Design and Programming * Data Structures and Algorithms * Multi-threading and Concurrency * Design Patterns * Application Security Best Practices * Experience with SQL and relational databases such as Oracle, PostgreSQL, SQL Server, or MySQL. * Experience with source control tools such as Git. * Strong knowledge of SDLC processes, Agile/Scrum methodologies, and DevOps practices. * Hands-on experience in application development, testing, deployment, and production support. * Familiarity with both Linux and Windows environments. * Experience writing and maintaining automation scripts using Shell, Bash, PowerShell, Python, or similar technologies. Desired Skills & Experience * Experience with containerization technologies such as Docker and Kubernetes/OpenShift. * Familiarity with CI/CD pipelines and DevOps tools. * Understanding of SSL/TLS certificates, certificate management, and secure communications. * Experience with Ansible for infrastructure automation and application deployment. * Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform (GCP). * Knowledge of messaging platforms such as Kafka, Solace, RabbitMQ, or JMS. * Experience with monitoring and logging tools. * Strong analytical and problem-solving abilities. * Excellent communication and collaboration skills. * Positive attitude and strong sense of ownership. * Ability to work independently and in a team-oriented environment. * Commitment to delivering high-quality software solutions. * Willingness to learn new technologies and adapt to changing business needs. * Strong troubleshooting and production support skills. * Ansible Automation * Certificate and Key Management experience * OpenShift/Kubernetes experience * Cloud-native application development * Performance tuning and load testing experience * Kafka or event-driven architecture experience ## Description * Consult on complex initiatives with broad impact and large-scale planning for Software Engineering. * Review and analyze complex multi-faceted, larger scale or longer-term Software Engineering challenges that require in-depth evaluation of multiple factors including intangibles or unprecedented factors. * Contribute to the resolution of complex and multi-faceted situations requiring solid understanding of the function, policies, procedures, and compliance requirements that meet deliverables. * Strategically collaborate and consult with client personnel. * Design, develop, enhance, and maintain enterprise-grade applications using Java technologies. * Develop scalable and resilient Microservices using Spring Boot and related frameworks. * Build and maintain responsive web applications using Angular. * Design and implement database solutions using JPA/Hibernate and relational databases. * Develop high-performance, multi-threaded applications and troubleshoot concurrency-related issues. * Participate in all phases of the Software Development Life Cycle (SDLC), including requirements gathering, design, development, testing, deployment, and support. * Perform unit testing, integration testing, and support automated testing initiatives. * Analyze and resolve production issues, perform root cause analysis, and implement preventive solutions. * Collaborate with architects, business analysts, QA teams, and DevOps engineers to deliver high-quality solutions. * Ensure application performance, scalability, security, and reliability. * Create and maintain technical documentation, deployment guides, and operational procedures. * Support application deployments and production releases across multiple environments.