Systems Integration Specialist

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization,

We are currently seeking a Systems Integration Specialist to join our team in Frisco, Texas (US-TX), United States (US).

Full Stack Application Support Engineer (ReactJS / Node.js / Java Technologies)

Experience 6-8 Years

We are looking for a skilled Full Stack Application Support Engineer to provide L2/L3 support for critical enterprise applications built on modern web technologies including ReactJS, Node.js, Java/J2EE, and cloud-native platforms. The candidate will be responsible for ensuring application availability, troubleshooting production issues, performing root cause analysis, managing incidents, supporting deployments, and collaborating with development, infrastructure, and business teams. This role requires strong technical expertise across front-end, backend, APIs, databases, cloud environments, and production support processes while working directly with onshore stakeholders and business users.

• Application Support & Incident Management Provide L2/L3 production support for business-critical applications. Monitor application health and proactively identify issues. Troubleshoot application, API, database, and infrastructure-related incidents. Resolve production issues within agreed SLAs. Participate in major incident calls and war-room discussions. Perform Root Cause Analysis (RCA) and implement preventive measures. Coordinate with development, QA, Dev Ops, and infrastructure teams for issue resolution.
  
  Manage service requests, problem tickets, and change requests.

• Analyze issues across the full technology stack including frontend, backend, APIs, middleware, and databases. Debug ReactJS UI issues such as rendering errors, routing issues, and API integrations. Troubleshoot Node.js services and microservices. Investigate Java/J2EE application issues including memory leaks, thread dumps, and server errors. Analyze application logs and monitoring dashboards for issue diagnosis. Support application deployments and production releases.

• Monitor application performance using enterprise monitoring tools. Identify bottlenecks and performance degradation. Track system utilization, API response times, batch failures, and service availability. Create alerts, dashboards, and operational reports.
• Stakeholder Management
• Communicate incident updates to business and technical stakeholders. Participate in client calls and provide status updates. Work closely with onshore clients and business teams. Prepare support documentation and knowledge articles.
• Continuous Improvement
• Automate repetitive support activities. Improve monitoring and alerting mechanisms. Recommend application stability improvements. Support Dev Ops and Site Reliability initiatives.

• Frontend Technologies 6-8 Years in ReactJS JavaScript (ES6+) Type Script HTML5 CSS3 Redux / Context API REST API Integration
• Backend Technologies (preferable) 6-8 Years in Node.js Microservices Architecture RESTful APIs
• Java Technologies (preferable) 6-8 Years in Core Java (Java 8/11/17) J2EE Spring Boot Spring MVC Spring Security Hibernate / JPA Maven / Gradle
• Application Servers (any) 6-8 Years in Apache Tomcat Web Logic JBoss/Wild Fly
• Database Technologies 6-8 Years in Oracle SQL Server PostgreSQL MySQL
• Database Skills 6-8 Years in SQL Query Optimization Stored Procedures Performance Tuning Data Analysis
• Cloud & Dev Ops (any) 6-8 Years in AWS / Azure / GCP Docker Kubernetes CI/CD Pipelines Jenkins Git Hub / Git Lab
• Monitoring & Logging Tools (any) 6-8 Years in Splunk Dynatrace App Dynamics Grafana ELK Stack…