Senior Accountant / AP/AR Coordinator

We are seeking an experienced Senior Accountant / AP–AR Coordinator (Contractor) to support our core finance operations on a part-time basis (~20 hours per week). This contractor will play a key role in executing day-to-day accounting workflows—including AP, AR, reconciliations, and vendor coordination—while helping maintain clean, reliable, and audit-ready financial processes. The ideal candidate is detail-oriented, highly reliable, and comfortable operating independently in a startup environment. This role will work closely with the Director of Finance & Accounting and collaborate cross-functionally as needed.