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ATG Consultant with support

DatamaxisNew York, NYJune 3rd, 2026
ATG Application Support Engineer 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 environmentsPerform 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 reliabilityWork with Microservices (MSE) / Micro Frontend (MFE) architecturesCollaborate with development teams for bug fixes, enhancements, and system improvementsUtilize monitoring and logging tools for proactive issue detectionParticipate in on-call support and handle critical production incidentsRequired Skills & Experience: Minimum 5+ years of experience supporting Java/J2EE-based web applicationsStrong experience with Oracle ATG (Web Commerce) platformExpertise in application support and operational troubleshootingExperience in Java performance tuning and profiling (thread/heap dump analysis)Strong knowledge of Apache Tomcat, JBoss (7.x) application serversHands-on experience with monitoring tools such as: AppDynamics (preferred)Splunk (preferred)New Relic, ExtraHop, vSphere, SolarWinds OrionExperience with traffic analysis and debugging tools (Wireshark, Fiddler, browser dev tools)Strong SQL and Oracle database knowledge with debugging capabilitiesExperience supporting applications in cloud platforms (AWS, Azure, or GCP)Hands-on experience with hybrid application environmentsUnderstanding of Microservices and Micro Frontend architecturesStrong analytical, troubleshooting, and problem-solving skillsExcellent communication and collaboration skills