• Assist the business in meeting its needs related to tax calculations and associated activities; • Resolve issues and identify opportunities for improvement; • Calculation of ICMS, ICMS-ST and IPI taxes; • Filing of tax reporting obligations (EFD, Gia-ST, GIA SP, among others); • Analysis of tax transactions and their impacts; • Analysis of tax discrepancies in reconciliations; • Review the correct application of tax rates, tax incentives and special regimes; • Adjustments and monitoring of Malhas Fiscais (tax control/audit routines); • Support in responses to tax audits, notifications and inquiries from relevant authorities; • Support for tax assessments and audits;

• Assisting our sales team in creating and processing order forms • Ensuring a timely turnaround, whilst ensuring accuracy and compliance • Overseeing our processing systems and policies, managing the workflow from creation to submission and execution • Gathering customer feedback from the sales team to effectively translate needs into accurate product/service orders • Assisting the Sales team with renewing customer contracts by managing the entire order renewal workflow • Working with internal cross-functional teams to obtain approvals for standard and non-standard orders • Managing, tracking and reviewing high-volume in-process sales orders to ensure completeness, accuracy, and compliance with internal policies • Serving as a subject matter expert, guiding the sales team on policies, processes, and identifying improvements • Attending meetings to provide guidance on questions or issues the sales team faces regarding the order process

• Monitor & Decision Transactions – Review the real-time payment request queue, approving, declining, or holding transactions in accordance with risk thresholds and playbooks. • Investigate & Resolve Payment Issues – Troubleshoot transaction failures, liaise with PSPs/banks, and coordinate internal fixes to minimize customer friction and downtime. • Chargeback & Alert Management – Action accounts for chargebacks, compile evidence packages, and track dispute outcomes, escalating atypical patterns to Fraud and Risk leadership. • KPI Tracking & Reporting – Maintain and analyze dashboards on acceptance rates, processing times, chargebacks, fraud losses prevented, and refund SLAs; present weekly insights and improvement recommendations. • Regulatory & Network Compliance – Ensure adherence to PCIDSS, card network rules, and jurisdiction specific licensing conditions; contribute to audit preparations and regulator reporting. • Cross Functional Collaboration – Partner with Compliance, AML, Fraud, and Customer Support to align payment flows with risk mitigation strategies and outstanding customer service. • Process Improvement – Recommend rule adjustments, automation opportunities, and provider enhancements to reduce manual review, false positives, and operating costs. • Other duties as assigned.

• Responsible for facilitation with all product lines and Business Units, research on internal administrative systems and responding to regulatory, executive and consumer complaints. • Capable of driving continual improvement and impacting a productive work environment. • Deliver outstanding customer service in a dynamic environment. • Advocate for consumers by utilizing investigative and analytical skills to assist with complex issues which have escalated to formal complaints. • Research and resolve a broad range of consumer grievances and regulatory agencies inquiries effectively with varying levels of management across AIG. • Communicate strong verbal and written communication skills in response to consumer and regulatory agencies by email, phone and written methods. • Be a self-starter and work with minimal supervision. • Thrive in a fast paced and changing environment.