Senior Java Developer Only W2 Candidates

Role: Senior Java Developer Only W2 CandidatesLocation: Philadelphia, PA Locals OnlyRequired Skills & QualificationsTechnical SkillsMultithreading & concurrencyCollections, JVM internals, and performance optimizationHands-on experience with Spring Boot and Microservices architectureStrong experience with Apache Kafka (producers, consumers, partitions, offset manSolid understanding of RESTful APIs, API security, and integration patternsExperience working with SQL Server and/or OracleStrong background in cloud-native design principlesStateless servicesScalability, resilience, fault toleranceExperience with CI/CD pipelines (e.g., Jenkins, GitHub Actions.)Proficiency with Git and modern development workflowsWorking experience with React.jsUnderstanding of modern JavaScript (ES6+), HTML, and CSSFamiliarity with frontend build tools and component-based architectureExperience integrating React applications with backend APIsWe are looking for a highly skilled Senior Java Developer with strong backend engineering expertise and working exposure to front-end te on building scalable, cloud-native, event-driven systems, while also collaborating across the full stack to deliver seamless user an The ideal candidate has deep knowledge of Core Java, Spring Boot, Microservices, Kafka, and cloud-native architecture, along with ha to Agentic Al solutions and client onboarding platforms is a strong advantage..You will work on high-performance, distributed systems and collaborate closely with product, architecture, and DevOps teams to Key ResponsibilitiesDesign, develop, and maintain highly scalable microservices using Java and Spring BootBuild and optimize event-driven architectures using Apache KafkaDevelop cloud-native applications following best practices for scalability, resiliency, and observabilityApply core Java concepts extensively, including multithreading, concurrency, memory management, and performanceWork on client onboarding systems, including integrations, validations, workflows, and data processing (nice to have)Design and optimize database schemas and queries using SQL Server and/or OracleImplement and maintain CI/CD pipelines for automated build, test, and deploymentEnsure high code quality through code reviews, unit/integration testing, and design discussionsCollaborate with cross-functional teams to define technical solutions aligned with business requirementsTroubleshoot production issues and improve system reliability and performanceNice to HaveDomain experience in Client Onboarding, KYC, AML, or Enterprise Integration platformsExposure to Docker, Kubernetes, and containerized deploymentsExperience with cloud platforms (OCP)Knowledge of observability tools (logging, monitoring, tracing)Familiarity with security best practices in distributed systemsSoft SkillsStrong problem-solving and analytical skillsExcellent communication and cross-team collaboration skillsOwnership mindset with a focus on quality and reliabilitySkills: react.js,kafka,jvm