
Daniel Rivera
Skills

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Portfolio
Werkervaring
Technical Support Representative / Desk Specialist
Walmart • Fulltime
May 2025 - Jul 2026 • 1 yr 2 mos
Provided Tier-1 and Tier-2 technical support and application troubleshooting for a high-volume mobile logistics and driver platform. Diagnosed account access glitches, credential lockouts, GPS sync errors, and mobile app performance issues. Processed manual workflow overrides—such as confirming deliveries on behalf of drivers after cross-verifying customer address geolocation against active driver GPS data. Managed incident tickets, escalated system bugs to engineering, and maintained high First-Contact Resolution (FCR) rates while meeting strict Average Handle Time (AHT) metrics.
Claims & Chargeback Specialist
Capital One • Fulltime
Aug 2023 - Sep 2024 • 1 yr 1 mo
Conducted end-to-end evaluations of debit card chargebacks, billing disputes, and fraudulent transaction claims. Identified fraud patterns, detected stolen or compromised cards, and executed immediate card blocks to prevent secondary losses. Reviewed transaction logs, merchant representment evidence, and cardholder documentation to determine financial liability while adhering strictly to banking regulatory standards and SLA timelines. Focused on mitigating financial loss and delivering clear dispute determinations.