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Dinesh User

@dineshuser12

Application Support Engineer at Walmart monitoring payment systems with Grafana and troubleshooting API transaction failures.

India

Message

At Walmart, I provide L2 production and application support, using SQL to validate backend data and troubleshoot technical and payment-related issues within defined SLAs.

I monitor system health with Grafana and review Unix/Linux logs to flag anomalies and investigate API payment failures. I also manage incidents through ServiceNow and Jira, following ITIL-aligned incident, change, and problem management practices.

Experience

Work history, roles, and key accomplishments

Current

Application Support Engineer (Sr. Associate)

Current

Walmart

Jun 2025 - Present (1 year 4 months)

Provide L2 production and application support, diagnosing and resolving hardware, software, network, and payment-related issues within SLAs. Utilize SQL for backend data validation, monitor Unix/Linux environments, and debug API logs for payment transaction failures.

SQL Unix Linux Grafana APIs ServiceNow Jira Incident Management Problem Management ITIL Shell Scripting

Application Support Engineer (Associate)

Walmart

May 2024 - May 2025 (1 year)

Delivered L1 technical support for production and application issues, managing the complete incident lifecycle in line with ITIL practices. Performed SQL-based data validation and root cause analysis to support timely issue resolution.