Accounting Manager

The Opportunity
We’re looking for a highly capable, hands-on In-House Accountant to own end-to-end accounting operations at a fast-growing startup. This role combines day-to-day bookkeeping, full AP/AR ownership, QuickBooks Online (QBO) systems management, tax and compliance support, and financial modeling and KPI reporting to support executive decision-making.

This is an ideal role for someone who thrives in early-stage environments, is comfortable wearing multiple hats, and can move seamlessly between execution and analysis. This role is based in Mexico.

What you'll do
Accounting, Bookkeeping, AP & AR (End-to-End Ownership)

• Own daily, weekly, and monthly bookkeeping activities
• Manage the general ledger, journal entries, and month-end close
• Handle all Accounts Payable (AP) & Accounts Receivable (AR) activities
• • Vendor onboarding and management
  • Invoice review, coding, approvals, and payment execution
  • Vendor reconciliations and issue resolution
  • Customer invoicing and billing accuracy
  • Monitoring collections and AR aging
  • Following up on overdue invoices and resolving discrepancies
• Reconcile bank accounts, credit cards, and loan accounts
• Ensure accurate expense classification across OPEX and COGS
• Prepare and maintain monthly financial statements (P&L, Balance Sheet, Cash Flow)
• Maintain clean, audit-ready financial records

QuickBooks Online (QBO) Ownership

• Serve as the primary owner and administrator of QuickBooks Online
• Set up, manage, and maintain integrations with bank accounts, credit cards, payroll, billing, and expense tools
• Design and maintain a scalable chart of accounts
• Optimize workflows for AP, AR, reconciliations, and reporting
• Troubleshoot issues and ensure data accuracy across integrated systems

Financial Modeling, Forecasting & Executive Reporting (KPI Analysis)

• Build a robust financial model (Google Sheets)
• Develop and maintain: P&L forecasts, Cash flow projections, OPEX and COGS models, Headcount and compensation models
• Maintain rolling forecasts and update assumptions as the business evolves, including scenario modeling

• Define, calculate, and report C-suite KPIs, including: Gross and net burn rate, Runway, Budget vs. actuals, Department-level spend via user-friendly dashboard views
• Support leadership, board, and investor reporting as needed

Tax, Compliance & Regulatory Support

• Manage vendor tax documentation, including collecting, reviewing, and maintaining W-9s
• Prepare and manage 1099 tracking and filings (in coordination with external tax advisors as needed)
• Ensure proper classification of contractors vs. employees
• Support sales tax, payroll tax, and other compliance-related reporting where applicable
• Act as the internal point of contact for tax-related data requests from external CPAs or tax providers
• Maintain organized documentation to support audits, filings, and compliance reviews

Qualifications

• 4+ years of experience in accounting, finance, or bookkeeping, ideally in a startup or high-growth environment
• Hands-on ownership of AP, AR, and monthly close
• Experience handling W-9s, 1099s, and tax-related support
• Deep expertise with QuickBooks Online
• Proven ability to build financial models from scratch in Google Sheets
• Strong understanding of:
• • Financial statements (P&L, Balance Sheet, Cash Flow)
  • Cash flow management
  • OPEX vs. COGS classification
• Experience integrating banks, credit cards, payroll, billing, and expense tools
• High attention to detail and strong ownership mentality
• Comfortable operating independently in an ambiguous environment
• Nice to have: CPA, CMA, or equivalent; Experience at venture-backed startup; Familiarity with payroll, sales tax, or multi-state compliance; Experience supporting investor or board-level reporting

What Success Looks Like

• AP, AR, and tax documentation are fully owned, timely, and accurate
• W-9s and 1099s are well-organized and compliant
• Books are clean, current, and reliable
• Leadership has clear visibility into burn, runway, and financial health
• Finance operations scale smoothly as the company grows