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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Developer - Onsite - **Company:** Genesis10 - **Location:** Wilmington, DE, United States - **Experience:** Expert - **Salary:** $138,133.0 - $154,773.0 - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Amazon Web Services, Apache Tomcat, Application Performance Management, Automation of Tests, Unit Testing, Microsoft Azure, Bash Shell, Data Structures, Relational Databases, Software Design Patterns, Linux, DevOps, Hibernate (Java), Java Message Service (JMS), Java Persistence API, Python (Programming Language), 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, SQL Databases, SSL Certificate Management, Data Logging, Multithreading, Google Cloud, Spring-boot, Software Security, Backend, Git, Containerization, AngularJS, Integration Tests, Infrastructure Automation Frameworks, Information Technology, Apache Kafka, Restful APIs, Software Version Control, Docker, Microservices - **Published:** September 19, 2026 - **Apply:** https://www.careerjet.com/job/us4fde9852f6faea1ff266810a31bc2eca/eaa ## About the Role * Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field * 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 * Strong hands-on experience with Java (Java 8/11/17 or higher), Spring Boot, RESTful APIs, Microservices Architecture, Angular, JPA / Hibernate, and Apache Tomcat * Strong understanding of Object-Oriented Design, Data Structures, Multi-threading, Design Patterns, and 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 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, problem-solving, communication, and collaboration skills * Experience with performance tuning and load testing ## Description Genesis10 is currently seeking a Java Developer - Onsite for a 6+ month contract position with a Global Financial Institution located in Iselin, NJ. We are seeking an experienced Java Developer to consult on a high-level initiative focused on developing a scalable framework for expiration management and oversight. In this role, you will help design and build a governed, centralized solution to track expiration dates for various entities, including certificates and licenses, using Java, Spring Boot, and Angular. The objective is to create a single inventory repository with automated tracking, notifications, governance, and reporting capabilities., * 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, Core Java Backend Developer - Hybrid (New Jersey Local Only) ONSITE INTERVIEW MUST | HYBRID MUST 11+ years strong Core Java backend engineering Deep hands-on Spring … + 9 days ago + Apply easily ## Related Videos - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [Enterprise-Cloud-Native - Fast-Paced Development & Deployment in a Highly Secure Banking Environment](https://www.wearedevelopers.com/videos/671-enterprise-cloud-native-fast-paced-development-deployment-in-a-highly-secure-banking-environment) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)