Close to Code
Interactive portfolio simulation

FINANCE ENGINEERING LAB

Close the month. Find what does not tie.

You are reviewing a fictional services company. Follow the workflow from executive reporting to transaction evidence, reconciliation, forecast decisions, and the SQL behind every number.

01

Read the business

Review revenue, margin, operating result, cash, and receivables.

02

Find the variance

Compare actuals with budget and inspect the entries.

03

Reconcile

Match billing records to the ledger and document exceptions.

04

Show the logic

Inspect SQL, controls, and reproducible test evidence.

STEP 1 · EXECUTIVE VIEW

August performance

Choose a department, then tap a KPI to jump to its breakdown.

Monthly net income

Tap a month

Metric drill-down

STEP 2 · EXCEPTION ANALYSIS

Actual vs. budget

Select a material difference to inspect the transaction evidence.

AccountDepartmentActualBudgetVarianceStatus
Select a row to see its supporting transactions.

STEP 3 · AUGUST CLOSE

Billing-to-ledger reconciliation

Run deterministic matching, then document the exceptions.

Not run
BILLING EXPORT8 invoicesClient spreadsheet
GENERAL LEDGER7 entriesAccounts receivable
CONTROL1:1 matchingNo ledger row reused

STEP 4 · CLIENT MODEL

Runway scenario

Move the assumptions and watch the twelve-month forecast recalculate.

STEP 5 · DATA LINEAGE

SQL behind the dashboard

Select a report to inspect the query and what it proves.

READ-ONLY QUERY

ENGINEERING NOTES

Tests and controls

Supporting evidence stays secondary to the finance workflow.

Sandbox verified
Automated tests28logic and edge cases
Stress volume50Krecords reconciled
Adversarial runs10Kpolicy challenges
Failures0latest sandbox run
ControlRiskExpected responseResult

Walkthrough complete

You reviewed performance, investigated a variance, reconciled billing, modeled cash, and inspected the SQL and controls.