Sr. Core java Developer

Role: Sr Core Java DeveloperLocation: New York City, NY/ Pittsburgh, PA (Onsite)Core JavaStrong expertise in Java 8/11/17+ featuresObject-Oriented Programming (OOP)Collections FrameworkGenericsException HandlingReflection APIJava Streams and Lambda ExpressionsFunctional InterfacesI/O and NIOJVM InternalsMemory ManagementGarbage CollectionClass Loading MechanismConcurrency & MultithreadingThread LifecycleSynchronizationExecutor FrameworkCallable and FutureConcurrent CollectionsLocks and Atomic ClassesFork/Join FrameworkThread Pool DesignDeadlock Analysis and ResolutionDesign & ArchitectureSOLID PrinciplesDesign Patterns (Factory, Singleton, Strategy, Observer, Builder, Adapter, etc.)Object-Oriented DesignLow-Level Design (LLD)High-Level Design (HLD)Microservices ArchitectureEvent-Driven ArchitectureDatabase SkillsSQL Query OptimizationDatabase DesignIndexing and Performance TuningExperience with databases such as MySQL, PostgreSQL, or Oracle DatabaseFrameworks & ToolsSpring FrameworkSpring BootHibernate / JPAApache Maven or GradleGitAdditional Preferred SkillsRESTful API developmentDistributed systemsCaching technologiesMessage queuesContainerization and orchestrationCloud platformsCI/CD implementationExperience12+ years of Java development experience.Proven experience building enterprise-scale applications.Experience leading development teams and mentoring engineers.Soft SkillsStrong analytical and problem-solving abilities.Excellent communication and stakeholder management skills.Ability to drive technical discussions and architectural decisions.