Senior Full Stack Developer(React, Node.js & Java)- 15+ yrs- New York, United States- Onsite

Job Requirements Technical Background:• 12+ years of experience in full stack development with strong proficiency across both frontend andbackend technologies • Strong proficiency in React with deep understanding of core concepts including componentlifecycle, hooks, context API, state management, and modern frontend tooling • Should have work experience in Nodejs, React, Type script skill set • Solid experience with TypeScript including type systems, generics, interfaces, and advancedpatterns • Strong proficiency in Java with hands-on experience building production applications using NodeJs• Good understanding in Spring boot framework • In-depth experience with API design and integration — building RESTful APIs, integrating with multiple external systems, handling authentication protocols (OAuth, API keys, JWT), andmanaging data transformation across systems • Experience building and maintaining microservices architectures with well-defined service contracts, inter-service communication, and API documentation • Strong experience with SQL Server including complex queries, stored procedures, an performance optimization • Hands-on experience leveraging AI agents (e.g., Claude Code, Cursor) in day-to-day development for coding, testing, and documentation • Understanding of software design patterns, SOLID principles, and clean architecture practices • Experience with version control systems (Git) and CI/CD practices Responsibilities:• Should have work experience in Nodejs, React, Type script skill set • Build responsive, high-performance user interfaces using React and TypeScript with a strong focus on component architecture, state management, hooks, context API, and reusable design patterns for complex financial data views • Design, develop, and deploy scalable backend services using Java, building robust RESTful APIs and microservices that support financial operations including transaction processing, reporting, and data transformation • Good understanding in Spring boot framework • Design and implement API integration strategies for connecting with multiple external• Evaluate, validate, and refine AI-generated code for quality, security, and alignment with coding standards and business requirements, championing AI-augmented development practices within the team• Contribute to CI/CD pipeline development and maintenance, implement containerizationPrimary SkillNodejsReactType scriptRestful APICommunicationWork Experience 10-15Years