What You'll Do The Senior Backfiling Analyst plays a critical role in strengthening the accuracy, scalability, and AI-enabled execution of Avalara's Backfiling operations across multiple jurisdictions. As client complexity, historical exposure, and filing volumes increase, you will ensure consistent SLA performance, reduces compliance and penalty risk, and embeds AI-driven workflow improvements that enhance productivity and quality. You will report to Sr. Manager, Professional Services. How This Role Elevates Avalara For Customers You will deliver high-accuracy, historical return filings across multiple jurisdictions, mitigating exposure to penalties, interest, and audit risk. You will provide clear status communication and documentation for historical periods, helping customers understand risk remediation and outcome of backfiling engagements. For the Business You will Improve operational leverage by: Reduce manual effort in data preparation, reconciliation, and notice handling. Stand...