Full Stack Developer - Node.js + React.js

Job ID: Reference Number: Title: Full Stack Developer – Node.js + React.jsLocation: Iselin, NJ, 08830Posted Date: Contact: Deepak KumarContact Email: Phone: Company: HAN Staffing Position: Full Stack Developer – Node.js + React.jsJob Summary:-We are seeking a highly skilled Full Stack Developer with strong expertise in React.js and Node.js to design, develop, and maintain scalable web applications. The ideal candidate should possess end-to-end development experience, including front-end UI development, back-end services, API integration, database design, and cloud deployment.Primary Skill Set: React.js, Node.js, TypeScript, JavaScript, Express.js, REST APIs, PostgreSQL/MongoDB, AWSKey Responsibilities•

Design and develop responsive, user-friendly web applications using React.js. •

Build and maintain scalable backend services and RESTful APIs using Node.js. •

Develop reusable, maintainable, and high-performance software components. •

Collaborate with Product Managers, UX Designers, QA teams, and DevOps engineers throughout the development lifecycle. •

Integrate front-end components with backend APIs and third-party services. •

Perform code reviews and ensure adherence to coding standards and best practices. •

Troubleshoot, debug, and optimize application performance. •

Implement security, authentication, and authorization mechanisms. •

Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives. •

Create technical documentation and assist in deployment activities. Required Skills •

Strong experience with React.js, JavaScript (ES6+), TypeScript, HTML5, and CSS3. •

Hands-on experience with Node.js, Express.js, and REST API development. •

Experience with state management libraries such as Redux, Context API, or Zustand. •

Strong understanding of asynchronous programming concepts. •

Experience with SQL and NoSQL databases such as PostgreSQL, MySQL, MongoDB, or DynamoDB. •

Knowledge of authentication mechanisms such as JWT, OAuth, and SSO. •

Experience with Git, GitHub, and CI/CD pipelines. •

Familiarity with Microservices architecture and API integrations. •

Knowledge of software design patterns, clean code principles, and best practices. Preferred Skills •

Experience with cloud platforms such as AWS, Azure, or GCP. •

Hands-on experience with Docker and Kubernetes. •

Experience with serverless technologies (AWS Lambda). •

Familiarity with GraphQL. •

Knowledge of automated testing frameworks such as Jest, Cypress, or Mocha. •

Exposure to DevOps tools and Infrastructure as Code (Terraform, CloudFormation). Qualifications •

Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or a related field. •

Strong analytical, problem-solving, and communication skills. •

Ability to work effectively in a fast-paced Agile environment. Nice to Have •

Experience in healthcare, banking, insurance, or contact-center applications. •

AWS Certification (Developer Associate/Solutions Architect). •

Experience with real-time applications using WebSockets.