Job Description Job Summary: We are looking for an experienced ATG Application Support Engineer with strong expertise in Java/J2EE-based web applications, hybrid environments, and cloud-based application support. The ideal candidate will have a solid background in production support, performance troubleshooting, and monitoring, along with hands-on experience in ATG Commerce platforms and modern microservices architectures.
Key Responsibilities: Provide end-to-end production support for ATG-based e-commerce applications across Dev, QA, and Production environments Perform advanced troubleshooting , incident resolution, and root cause analysis (RCA) Analyze thread dumps, heap dumps , and performance issues (memory leaks, JDBC connections, session issues) Support application migration and operations in cloud environments (AWS/Azure/GCP) Monitor system performance and ensure high availability and reliability Work with Microservices (MSE) / Micro Frontend (MFE) architectures Collaborate with development teams for bug fixes, enhancements, and system improvements Utilize monitoring and logging tools for proactive issue detection Participate in on-call support and handle critical production incidents Required Skills & Experience: Minimum 5+ years of experience supporting Java/J2EE-based web applications Strong experience with Oracle ATG (Web Commerce) platform Expertise in application support and operational troubleshooting Experience in Java performance tuning and profiling (thread/heap dump analysis) Strong knowledge of Apache Tomcat, JBoss (7.x) application servers Hands-on experience with monitoring tools such as: AppDynamics (preferred) Splunk (preferred) New Relic, ExtraHop, vSphere, SolarWinds Orion Experience with traffic analysis and debugging tools (Wireshark, Fiddler, browser dev tools) Strong SQL and Oracle database knowledge with debugging capabilities Experience supporting applications in cloud platforms (AWS, Azure, or GCP) Hands-on experience with hybrid application environments Understanding of Microservices and Micro Frontend architectures Strong analytical, troubleshooting, and problem-solving skills Excellent communication and collaboration skills Show more Numbers & Facts Location Northbrook, IL (Remote
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Skills
Amazon Web Services (AWS)unmatched
Analysis Skillsunmatched
Apacheunmatched
Application Serversunmatched
Cloud Applicationsunmatched
Cloud Computingunmatched
Communication Skillsunmatched
Consultingunmatched
Debugging Skillsunmatched
Debugging Toolsunmatched
GCP (Good Clinical Practices)unmatched
High Availabilityunmatched
High Reliabilityunmatched
Hybrid Cloudunmatched
Identify Issuesunmatched
Internet Applicationunmatched
JBoss Application Serverunmatched
JDBC (Java Database Connectivity)unmatched
Javaunmatched
Java Platform Enterprise Edition (Java EE/J2EE)unmatched
Memory Leaksunmatched
Microservicesunmatched
Microsoft Windows Azureunmatched
Network Traffic Analysisunmatched
On Callunmatched
Operational Supportunmatched
Oracle Databaseunmatched
Performance Analysisunmatched
Performance Managementunmatched
Performance Tuning/Optimizationunmatched
Problem Solving Skillsunmatched
Production Supportunmatched
Production Systemsunmatched
Quality Assuranceunmatched
Root Cause Analysisunmatched
SQL Databasesunmatched
Software Administrationunmatched
Software Engineeringunmatched
Splunkunmatched
Team Playerunmatched
Technical Supportunmatched
Tomcatunmatched
User Interface/Experience (UI/UX)unmatched
VMWare vSphereunmatched
Web Browsersunmatched
Wireshark (Ethereal)unmatched
eCommerceunmatched
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