Nabil Ahmad

Monitored and supported critical production environments running .NET, Java/J2EE, and Python applications integrated with SQL Server databases, ensuring continuous availability and adherence to SLA commitments. Automated daily operational tasks and incident workflows via custom UNIX shell scripts, Windows batch scripts, and Control-M jobs, enhancing support team productivity and reducing manual er

Provided advanced production and development support for legacy financial systems written in C# and PL/SQL, ensuring reliability and accuracy across Oklahoma Healthcare Authority’s billing and reconciliation operations. Managed end-to-end change request lifecycle using ServiceNow, maintaining full traceability and documentation for audit compliance and smooth SDLC execution.

Engineered a Python-based automation framework to perform post-installation validation checks, dynamically triggering remediation scripts based on installation outcomes for improving deployment success rates. Provided 24/7 production support in a pager-duty rotation, ensuring fast response to system outages and POS disruptions for Walmart stores across North America, maintaining SLAs and uptime re

Partnered with business stakeholders to analyze and resolve issue tickets, developing custom data-driven enhancements for Portico app and Amisys Interface systems, ensuring accurate member data processing and timely feature delivery. Actively participated in 12-hour weekly pager duty shifts, quickly responding to production incidents, Dynatrace alerts, and stakeholder escalations; led bridge calls

Provided L2/L3 support for legacy Market Risk applications, ensuring real-time processing of incoming customer data and resolving issues rapidly to maintain business continuity and data integrity. Developed and deployed custom Geneos samplers to automate output validation and file comparison processes, significantly improving the accuracy of post-processing checks and reducing manual verification

Delivered critical support for the Marketbasket team, managing and troubleshooting POS data file issues across Walmart and Sam’s Club locations to ensure timely and accurate data processing. Monitored real-time POS health data by querying and analyzing MongoDB logs across thousands of Walmart stores, enabling proactive resolution of recurring system issues and supporting incident pattern analysis.

Proactively monitored and maintained enterprise message queues used across critical business apps to ensure seamless processing of electronic orders and email workflows; resolved errors involving failed message delivery or queue congestion. Prevented approximately $1.6M in potential losses by identifying and purging duplicated data records during a system anomaly, safeguarding financial accuracy a

Led secure development practices by leveraging Coverity to proactively identify, report, and remediate code vulnerabilities, improving the system’s compliance posture with internal and industry standards. Refactored and enhanced legacy reports and associated SQL queries, improving performance, accuracy, and maintainability across financial and operational datasets.

Developed and maintained backend services for the GLS NextGen system using Java 1.8, ensuring seamless transmission of Pallet Move operations via trigger tables and automated processes using Oracle PL/SQL stored procedures and triggers. Led backend and frontend development initiatives for e-commerce web applications, contributing to full-stack features and integration with internal databases using

Completed a Bachelor of Science in Computer Engineering. The curriculum focused on fundamental computer science principles and engineering applications.

Obtained a Bachelor of Science in Electrical Engineering. This program provided a strong foundation in electrical systems and their applications.