{"schemaVersion":"jobsearcher.job.v1","id":"56ee2075c4b38e833ac1a9da","url":"https://jobsearcher.com/jobs/56ee2075c4b38e833ac1a9da","canonicalUrl":"https://jobsearcher.com/jobs/56ee2075c4b38e833ac1a9da","title":"Senior Java Developer","description":"+1 571-556-1002 |naresh@sapphiresoftwaresolutions.comHiring Sr Java Developer-Only W2 || Hybrid NYC NYHi FolksPlease check the JD and share your updated resumeJDSr Java Developer1 year contract-Only W2Hybrid NYC NYCandidates who can do their 1st interview onsite will get preference. local candidates to NY/NJ areaRequired skills: Strong core Java expertise, Kafka, Java, SQL/PL-SQL and AWS. Hybrid role - NYCWe are seeking a Java Developer to design, build, and support enterprise-grade applications and services. The role requires strong core Java expertise, experience with EJB and Spring, Kafka and hands-on work with Oracle DB and MongoDB. You will also contribute to modern AI-enabled capabilities (Agentic AI) and performance optimization using Redis caching.Key Responsibilities: Design, develop, test, and maintain Java-based applications and APIs.Build and support components using EJB and Spring/Spring Boot (as applicable).Develop data access layers and optimize queries for Oracle DB; implement document models and queries for MongoDB.Implement and tune Redis caching strategies (e.g., read-through/write-through, TTL policies, cache invalidation).Integrate Agentic AI capabilities into applications (e.g., orchestrating agent workflows, tool/function calling, guardrails, observability).Required Skills & ExperienceStrong experience in Java (Core Java, OOP, Collections, Concurrency), KafkaHands-on experience with EJB (stateless/stateful beans, transactions, JPA integration where relevant).Strong experience with Spring Framework (preferably Spring Boot, Spring MVC, Spring Data).Solid experience with Oracle DB (SQL, PL/SQL basics, performance tuning, indexing).Experience with MongoDB (schema design, aggregation pipeline, indexing, performance considerations).Experience implementing Redis as a cache (data structures, eviction policies, clustering/sentinel awareness is a plus).Working knowledge of Agentic AI concepts and implementation patterns (agents, tools, orchestration, prompt/workflow design, evaluation).Familiarity with RESTful APIs, JSON, and integration patterns","company":"Sapphire Software Solutions","rawCompany":"sapphire software solutions","city":"New York","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-06-26T13:51:25.498Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"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 Java Developer","description":"+1 571-556-1002 |naresh@sapphiresoftwaresolutions.comHiring Sr Java Developer-Only W2 || Hybrid NYC NYHi FolksPlease check the JD and share your updated resumeJDSr Java Developer1 year contract-Only W2Hybrid NYC NYCandidates who can do their 1st interview onsite will get preference. local candidates to NY/NJ areaRequired skills: Strong core Java expertise, Kafka, Java, SQL/PL-SQL and AWS. Hybrid role - NYCWe are seeking a Java Developer to design, build, and support enterprise-grade applications and services. The role requires strong core Java expertise, experience with EJB and Spring, Kafka and hands-on work with Oracle DB and MongoDB. You will also contribute to modern AI-enabled capabilities (Agentic AI) and performance optimization using Redis caching.Key Responsibilities: Design, develop, test, and maintain Java-based applications and APIs.Build and support components using EJB and Spring/Spring Boot (as applicable).Develop data access layers and optimize queries for Oracle DB; implement document models and queries for MongoDB.Implement and tune Redis caching strategies (e.g., read-through/write-through, TTL policies, cache invalidation).Integrate Agentic AI capabilities into applications (e.g., orchestrating agent workflows, tool/function calling, guardrails, observability).Required Skills & ExperienceStrong experience in Java (Core Java, OOP, Collections, Concurrency), KafkaHands-on experience with EJB (stateless/stateful beans, transactions, JPA integration where relevant).Strong experience with Spring Framework (preferably Spring Boot, Spring MVC, Spring Data).Solid experience with Oracle DB (SQL, PL/SQL basics, performance tuning, indexing).Experience with MongoDB (schema design, aggregation pipeline, indexing, performance considerations).Experience implementing Redis as a cache (data structures, eviction policies, clustering/sentinel awareness is a plus).Working knowledge of Agentic AI concepts and implementation patterns (agents, tools, orchestration, prompt/workflow design, evaluation).Familiarity with RESTful APIs, JSON, and integration patterns","datePosted":"2026-06-26T13:51:25.498Z","dateModified":"2026-06-26T13:51:25.498Z","hiringOrganization":{"@type":"Organization","name":"Sapphire Software Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"New York","addressRegion":"NY","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"56ee2075c4b38e833ac1a9da"},"url":"https://jobsearcher.com/jobs/56ee2075c4b38e833ac1a9da"}}