- Managed infrastructure and technical operations for the Calvin Klein and Tommy Hilfiger N.A. ecommerce sites, in addition to key Corporate sites. - Worked with hosting providers and development teams, to ensure the proper setup, configuration, and management of web, application, and database tiers using IAC best practices. - Collaborated with application teams and CDN Providers to troubleshoot issues, system failures, identify performance bottlenecks and optimize system components to… Show more - Managed infrastructure and technical operations for the Calvin Klein and Tommy Hilfiger N.A. ecommerce sites, in addition to key Corporate sites. - Worked with hosting providers and development teams, to ensure the proper setup, configuration, and management of web, application, and database tiers using IAC best practices. - Collaborated with application teams and CDN Providers to troubleshoot issues, system failures, identify performance bottlenecks and optimize system components to enhance the speed, responsiveness of ecommerce sites.- Lead incident response efforts, assisting with system outage RCAs, and worked with cross-functional teams and hosting providers to resolve incidents promptly.- Enforced security best practices, ensuring infrastructure met PCI standards and Corporate compliancy requirements. - Conducted periodic audits and vulnerability assessments taking appropriate actions to remediate any identified risks.- Ensure availability and functionality of key operational aspects such as backups, monitoring, disaster recovery, and the associated documentation.- Supervised and coordinated preparations for increased seasonal holiday traffic, encompassing tasks such as capacity planning, certificate management, and performance tuning.- Partnered with application owners to facilitate the migration of on-premises applications to Microsoft Azure. Show less

- Supported distributed Java caching product (Coherence) used for Trading applications.- Change management and Engineering support for code releases, system maintenance, and infrastructure changes.- Monitored performance, health, and stability of individual servers and data clusters.- Analyze and troubleshooting of application-level issues and performance bottlenecks.- Built and maintained configuration management and deployment pipelines.

- Team Lead managing multiple projects and assignments while balancing customer expectations.- Created automated build, deploy and release pipelines for Java applications. Automated operational and configuration management processes for Dev through Production environments.- Performed systems and application administration and Tier 3 on-call support for Production Weblogic and Oracle ATG Commerce instances in 3 regional data centers.- Designed and managed infrastructure services for… Show more - Team Lead managing multiple projects and assignments while balancing customer expectations.- Created automated build, deploy and release pipelines for Java applications. Automated operational and configuration management processes for Dev through Production environments.- Performed systems and application administration and Tier 3 on-call support for Production Weblogic and Oracle ATG Commerce instances in 3 regional data centers.- Designed and managed infrastructure services for Load balancing, DNS, SMTP Mail, Nexus, Jenkins, Ansible Tower for regional data centers.- Managed back end 3rd party integration for back end database processes for extracting or ingesting customer data, catalog information, customer reviews, etc.- Worked as a part of DevOps Engineering team on building in-house custom CI/CD tools/frameworks. Show less

- Engineering design/implementation for data center migration effort.- Production release manager and deployment support. - Setup automated build and deployment processes for DEV through Production Environments with configuration management and patching.- Operational systems and application administration for 2 data centers, Tier 3 on-call support for Weblogic and ATG Commerce instances. Performance tuning, patching, security posture.- Performance and availability monitoring for… Show more - Engineering design/implementation for data center migration effort.- Production release manager and deployment support. - Setup automated build and deployment processes for DEV through Production Environments with configuration management and patching.- Operational systems and application administration for 2 data centers, Tier 3 on-call support for Weblogic and ATG Commerce instances. Performance tuning, patching, security posture.- Performance and availability monitoring for web applications. Created Gomez, New Relic and SumoLogic dashboards for monitoring. - Organized offshore teams for Production and development application and environmental support. Show less

- Systems and application administration and Tier 3 on-call support for Production Weblogic and Oracle ATG Commerce instances. Created Standard Operating Procedures for daily system and site management tasks.- Provided Java and ATG Commerce support, bug fixes, troubleshooting and debugging Application server issues.- Oracle DBA support, patching, daily maintenance, performance and availability monitoring using OEM.- Optimized Application performance by tuning the JVM instances and… Show more - Systems and application administration and Tier 3 on-call support for Production Weblogic and Oracle ATG Commerce instances. Created Standard Operating Procedures for daily system and site management tasks.- Provided Java and ATG Commerce support, bug fixes, troubleshooting and debugging Application server issues.- Oracle DBA support, patching, daily maintenance, performance and availability monitoring using OEM.- Optimized Application performance by tuning the JVM instances and optimizing SQL Database queries.- Production release manager and deployment support, application builds, code versioning.- Completed site redesign, UI mockups, updated HTML and CSS. Implemented jQuery plugins and integrated new UI with backend Java application code and ATG page tag library. Show less

- Served as Government technical lead for requirements gathering, technical specifications and design of ecommerce website and online ordering system for the U.S. Army. - Co-developed ecommerce website and online ordering system for the U.S. Army using ATG Commerce and Java servlets. Provided ongoing Java application support, bug fixes, and new module development.- System Administration, OS installation, configuration, patches, user account management, vulnerability scans and AV… Show more - Served as Government technical lead for requirements gathering, technical specifications and design of ecommerce website and online ordering system for the U.S. Army. - Co-developed ecommerce website and online ordering system for the U.S. Army using ATG Commerce and Java servlets. Provided ongoing Java application support, bug fixes, and new module development.- System Administration, OS installation, configuration, patches, user account management, vulnerability scans and AV updates. - Optimized application performance of JVMs on JBoss and ATG application servers.Oracle DBA support, patching, daily maintenance, performance and availability monitoring.- Lead developer on team, organized and set up DEV, TEST EQA development environments.- Production release manager and deployment support, created automated build/deploy processes for application builds and deployment.- Provided system engineering support for data center infrastructure upgrade. Consolidated 3 full racks of equipment into a half rack chassis providing a compact deployable solution into Army hosting facilities.- Developed Customer management application on Active Server Pages (ASP)- Developed IT Conference registration and management application on Active Server Pages (ASP)- Desktop support for users, software and OS installs, patches, AV and Retina scans, hardware upgrades and training. Show less