Sorso is an outsourced accounting and fractional CFO firm. You'll guide owners on planning and profitability, and you'll also coordinate each client's accounting team, prepare the supporting work they rely on, and make sure the financials are clean and GAAP-compliant. If cash runs low, a strategy stalls, or the books aren't audit-ready, it's your problem to solve. Build and maintain long-term financial models, budgets, and cash-flow forecasts

Monitor and optimize cash flow; protect runway so clients never run out of cash

Lead two scheduled client calls per month, presenting financials in plain English and challenging clients constructively

Run scenario and sensitivity analysis to flag the client's most vulnerable points

Onboard new clients by gathering data, cleaning up the books, and building the Current Financial Overview WHAT YOU'LL DO - CONTROLLER AND ACCOUNTING OVERSIGHT On many clients, you'll run the full finance function, not just advise on it. Coordinate and direct the client's accounting team and external bookkeepers, keeping the close on schedule

Prepare and review supporting schedules, workpapers, and files the accounting team relies on

Oversee month-end close, reconciliations, and journal entries, and review for accuracy





Maintain audit-ready books and serve as the point of contact for external auditors and tax advisors

Strengthen accounting processes and internal controls across the client's systems You should know how to use AI to draft reports, build schedules, analyze data, and move faster without sacrificing accuracy. Strong accounting and corporate finance foundation (controller, FP&A;, audit, or CFO background)

Experience with Carta and managing cap tables

Experience managing or coordinating an accounting team or bookkeepers

High accuracy under deadline pressure, and discretion with sensitive financial data

Fluent, confident written and spoken English, since you'll be client-facing

Comfort building financial models in Excel and reading across accounting, billing, and operating systems

Reliable remote setup: quiet environment, stable internet, camera-on for client calls Experience with QuickBooks, Xero, or NetSuite

Prior fractional / multi-client or outsourced finance experience Engaged as an independent contractor and paid in USD. Remote. Shortlisted candidates will be asked to complete a short skills test, record a one-minute video introduction, and complete a paid, task-based assessment that mirrors real client work.

📌 Finance Manager - Part-time (Ciudad de México)
🏢 Sorso
📍 Ciudad de México