Manage end-to-end finance operations including invoicing, accounts receivable/payable, payroll coordination, expense management, and cash flow oversight.
Ensure accurate monthly bookkeeping, reconciliations, and timely management reporting.
Implement and maintain strong financial controls and internal processes.
Oversee tax compliance, statutory filings, and annual audits in partnership with external advisors.
Build reliable reporting rhythms (monthly close, cash flow updates, KPI dashboards).
Build and maintain financial models to support growth planning, hiring decisions, pricing, and capital allocation.
Lead annual budgeting and rolling forecasts in partnership with leadership.
Track and analyze key financial and operational metrics, identifying risks and opportunities.
Prepare board and investor reporting materials as we scale.
Design scalable finance systems, tools, and workflows.
Select and implement the right finance tech stack (accounting, billing, reporting).
Establish best practices that position Sandstone for long-term scale.
Act as a strategic thought partner to the founders on financial trade-offs and growth decisions.

Qualified CA (SA or equivalent) with 5+ years of experience in accounting, finance, FP&A, or a related field.
Strong grounding in accounting fundamentals, financial controls, and compliance.
Experience managing full-cycle finance operations (invoicing through reporting).
Proven ability to build financial models and translate data into clear business insights.
High ownership mindset — comfortable operating both strategically and in the details.
Experience in a startup or high-growth environment is a plus.

Finance Operations

Key skills