Full Stack engineer with Rule Engine and API development

Job ID: 25906035Reference Number: 25-00792Title: Full Stack engineer with Rule Engine and API developmentLocation: Iselin, NJ, 08830Posted Date: 2025-07-16Contact: Deepak KumarContact Email: View email address on click.appcast.io Phone: (551) 795-0621Company: HAN Staffing Role Overview: We are looking for a highly skilled and motivated Senior Full Stack Engineer specializing in Rule Engine and API development. In this pivotal role, you will be responsible for designing, developing, and maintaining robust, secure, and scalable applications that deliver exceptional user experiences. Key Responsibilities: Develop efficient, maintainable, and high-quality code within established timelines. Lead and mentor a cross-functional team of analysts, developers, and testers. Create detailed technical designs and effectively guide team members through implementation, testing, and deployment. Perform comprehensive code reviews to ensure adherence to coding standards and architectural best practices. Collaborate closely with product owners, UX designers, and system architects to ensure developed solutions meet business requirements. Drive innovation and continuous improvement across development methodologies and processes. Maintain expertise in the latest technologies, tools, and frameworks relevant to our tech stack. Communicate technical challenges, feasibility, and timelines clearly to stakeholders. Required Skills and Experience: Bachelor's degree in Computer Science, Software Engineering, or a related discipline. Minimum of 7 years' experience in software development. Proven expertise in Java and Rule Engine technologies, preferably Drools, with deep knowledge of rule execution at design time and runtime. Proficient in Node.js, JavaScript, React.js, GraphQL, JSON, YAML, HTML, XML, CSS, and RESTful APIs. Solid experience working with databases such as MySQL, Oracle, SQL Server, PostgreSQL, DynamoDB, Redis, or MongoDB. Familiarity with AWS services including Lambda, EC2, ECS, Route53, Elasticsearch, and IAM. Hands-on experience with Continuous Integration and Delivery (CI/CD) using tools like Jenkins. Expertise in performance optimization and building scalable, multithreaded web applications. Extensive experience with modern JavaScript frameworks and libraries including React, Redux, ES6, TypeScript, Babel, and Webpack. Knowledge of reactive programming paradigms and responsive web application design. Familiarity with Agile development methodologies and tools such as Jira, LeanKit, or Trello. Excellent communication skills with the ability to clearly articulate technical concepts to non-technical audiences. Our Technology Stack: Node.js, Java, Drools, SQL, Oracle, Aurora, React, AWS, Docker, GraphDB, Serverless Architecture.