{"schemaVersion":"jobsearcher.job.v1","id":"3dd6be8217c3c77c96ee3dde","url":"https://jobsearcher.com/jobs/3dd6be8217c3c77c96ee3dde","canonicalUrl":"https://jobsearcher.com/jobs/3dd6be8217c3c77c96ee3dde","title":"Senior Application Developer / Java backend developer","description":"Job Title : Senior Application Developer / Java backend developer\r\nRate: $60-67/hr on Vendor W2\r\nDuration: 18 Months\r\nLocation: Newark, DE- Remote/Hybrid (3 days onsite required)\r\nSubmission Guidelines: Must include current and intended location on resume.\r\nPosition Summary\r\nWe are seeking an Application Architect / Senior Application Developer with strong expertise in Java/J2EE, cloud technologies, Kafka, AI, and Machine Learning, along with experience in monitoring tools like Dynatrace.\r\nKey Responsibilities\r\nApplication & Development:\r\nDesign and develop applications using Java/J2EE, Spring, Spring Integration, and RESTful services.\r\nBuild and manage containerized applications using OpenShift, Kubernetes, and cloud platforms like AWS and Azure.\r\nImplement messaging and streaming solutions using Kafka, MQ, and NoSQL databases like Cassandra.\r\nDevelop front-end interfaces using Angular or React.\r\nWrite complex SQL queries and Unix/Linux scripts as needed.\r\nAutomation & DevOps:\r\nWork with monitoring and scheduling tools such as Dynatrace, Splunk, Autosys.\r\nEnsure code quality using JUnit, Sonar, Crucible, and best practices in CI/CD pipelines.\r\nApply Agile methodology to plan, develop, test, and deploy applications efficiently.\r\nProject & Team Work:\r\nCollaborate with business and technical teams to deliver high-quality software solutions.\r\nContribute to architecture discussions and technology strategy.\r\nAssist in mentoring junior developers and providing technical guidance.\r\nRequired Skills / Must-Haves\r\nJava/J2EE, Spring, Spring Boot, WebSphere\r\nOracle backend and SQL\r\nKafka, MQ, RESTful services, WS-Security\r\nOpenShift, Kubernetes, containerization\r\nExperience with cloud platforms: AWS, Azure\r\nUnix/Linux scripting\r\nTools: Eclipse, IntelliJ, Splunk, Dynatrace, Autosys\r\nFront-end: Angular, React\r\nCode quality tools: JUnit, Sonar/Crucible\r\nDesired / Nice-to-Have Skills\r\nAI / Machine Learning integration experience\r\nExperience with NoSQL databases\r\nAdvanced monitoring and application performance tuning\r\nFamiliarity with security/authentication mechanisms like JWT, SSL certificates, and session management\r\nTechnical Questions / Sample Topics\r\nProgramming & Development:\r\n\r\n\r\nSort an array by the first character while maintaining insertion order for duplicates.\r\n\r\n\r\nRead a text file and count increments/decrements in numeric values per line.\r\n\r\n\r\nMerge and sort two integer arrays.\r\n\r\n\r\nWrite logic to sort transactions by amount.\r\n\r\n\r\nSQL queries to find repeating records.\r\n\r\n\r\nApplication & Architecture:\r\nHow Spring Security works\r\nGit commands: clone, rebase, etc.\r\nLogging levels and creating custom logging levels\r\nMQ: queues, topics, and message handling\r\nSecurity & Authentication:\r\nJWT authentication and verification\r\nSession expiration handling and renewal\r\nSSL certificate usage and validation\r\nKubernetes / Cloud:\r\nBasic concepts and deployment strategies\r\nContainerization best practices\r\nInterested candidates send your resume to alex@amtexenterprises.com\r\nJ-18808-Ljbffr","company":"Amtex Enterprises","rawCompany":"amtex enterprises","city":"Newark","state":"DE","isRemote":false,"isActive":false,"createdAt":"2026-04-09T15:47:14.210Z","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":"Senior Application Developer / Java backend developer","description":"Job Title : Senior Application Developer / Java backend developer\r\nRate: $60-67/hr on Vendor W2\r\nDuration: 18 Months\r\nLocation: Newark, DE- Remote/Hybrid (3 days onsite required)\r\nSubmission Guidelines: Must include current and intended location on resume.\r\nPosition Summary\r\nWe are seeking an Application Architect / Senior Application Developer with strong expertise in Java/J2EE, cloud technologies, Kafka, AI, and Machine Learning, along with experience in monitoring tools like Dynatrace.\r\nKey Responsibilities\r\nApplication & Development:\r\nDesign and develop applications using Java/J2EE, Spring, Spring Integration, and RESTful services.\r\nBuild and manage containerized applications using OpenShift, Kubernetes, and cloud platforms like AWS and Azure.\r\nImplement messaging and streaming solutions using Kafka, MQ, and NoSQL databases like Cassandra.\r\nDevelop front-end interfaces using Angular or React.\r\nWrite complex SQL queries and Unix/Linux scripts as needed.\r\nAutomation & DevOps:\r\nWork with monitoring and scheduling tools such as Dynatrace, Splunk, Autosys.\r\nEnsure code quality using JUnit, Sonar, Crucible, and best practices in CI/CD pipelines.\r\nApply Agile methodology to plan, develop, test, and deploy applications efficiently.\r\nProject & Team Work:\r\nCollaborate with business and technical teams to deliver high-quality software solutions.\r\nContribute to architecture discussions and technology strategy.\r\nAssist in mentoring junior developers and providing technical guidance.\r\nRequired Skills / Must-Haves\r\nJava/J2EE, Spring, Spring Boot, WebSphere\r\nOracle backend and SQL\r\nKafka, MQ, RESTful services, WS-Security\r\nOpenShift, Kubernetes, containerization\r\nExperience with cloud platforms: AWS, Azure\r\nUnix/Linux scripting\r\nTools: Eclipse, IntelliJ, Splunk, Dynatrace, Autosys\r\nFront-end: Angular, React\r\nCode quality tools: JUnit, Sonar/Crucible\r\nDesired / Nice-to-Have Skills\r\nAI / Machine Learning integration experience\r\nExperience with NoSQL databases\r\nAdvanced monitoring and application performance tuning\r\nFamiliarity with security/authentication mechanisms like JWT, SSL certificates, and session management\r\nTechnical Questions / Sample Topics\r\nProgramming & Development:\r\n\r\n\r\nSort an array by the first character while maintaining insertion order for duplicates.\r\n\r\n\r\nRead a text file and count increments/decrements in numeric values per line.\r\n\r\n\r\nMerge and sort two integer arrays.\r\n\r\n\r\nWrite logic to sort transactions by amount.\r\n\r\n\r\nSQL queries to find repeating records.\r\n\r\n\r\nApplication & Architecture:\r\nHow Spring Security works\r\nGit commands: clone, rebase, etc.\r\nLogging levels and creating custom logging levels\r\nMQ: queues, topics, and message handling\r\nSecurity & Authentication:\r\nJWT authentication and verification\r\nSession expiration handling and renewal\r\nSSL certificate usage and validation\r\nKubernetes / Cloud:\r\nBasic concepts and deployment strategies\r\nContainerization best practices\r\nInterested candidates send your resume to alex@amtexenterprises.com\r\nJ-18808-Ljbffr","datePosted":"2026-04-09T15:47:14.210Z","dateModified":"2026-04-09T15:47:14.210Z","hiringOrganization":{"@type":"Organization","name":"Amtex Enterprises","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Newark","addressRegion":"DE","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"3dd6be8217c3c77c96ee3dde"},"url":"https://jobsearcher.com/jobs/3dd6be8217c3c77c96ee3dde"}}