AR Specialist

About Us

We’re looking for a detail-oriented and proactive AR Specialist to own collections processes, improve cash flow operations, and partner cross-functionally with Finance, Sales, Operations and Customer Success teams. This role is ideal for someone who thrives in startup environments, and enjoys solving operational challenges.

• Manage the end-to-end accounts receivable process, including invoicing, payment tracking, and account reconciliation
• Monitor aging reports and proactively follow up on outstanding invoices
• Maintain accurate customer account records and resolve billing discrepancies in a timely manner
• Support month-end close activities related to AR and cash application

• Execute collection strategies to reduce DSO and improve cash collections
• Build strong relationships with customer AP teams to resolve payment delays professionally and efficiently
• Escalate high-risk or delinquent accounts appropriately while maintaining positive customer relationships
• Analyze customer payment trends and identify collection risks early

• Utilize collection tools to manage collection workflows, automate outreach, and track collection performance metrics
• Collaborate with Finance leadership to optimize AR processes, reporting, and controls
• Partner with Sales to ensure billing accuracy and smooth customer onboarding
• Help implement scalable systems and best practices suitable for a high-growth startup environment

• Prepare weekly AR aging and collections reports for leadership
• Track KPIs, including DSO, collection effectiveness, and overdue balances
• Support audit requests and maintain documentation for compliance purposes

• 3+ years of experience in Accounts Receivable, Billing, or Collections
• Experience in a SaaS, technology, or startup environment preferred
• Strong understanding of AR processes, collections strategies, and cash application workflows
• Experience with ERP/accounting systems
• Excellent communication and negotiation skills and comfortable calling customers on the phone
• Strong organizational skills with high attention to detail
• Ability to prioritize and manage multiple deadlines in a fast-paced environment

• Hands‑on experience with Tesorio or similar AR automation/collections platforms
• Experience supporting enterprise or B2B customers
• Familiarity with SaaS billing models, contracts, and revenue operations
• Use AI tool to perform analysis and summary
• Experience working cross‑functionally with Sales and Operations

• Opportunity to shape the accounting foundation of a high‑growth AI startup.
• Work with a collaborative, mission‑driven team.
• Competitive compensation, equity, and benefits.
• High autonomy and real ownership over core financial operations.