Service · 03

Operations consoles your whole team can trust

We build the internal back office that runs a multi-branch business: a single console where managers see every branch's transactions, staff, and numbers, while each role sees only what it should. The result is one source of truth for operations, with an audit trail behind every action and accounting figures that actually reconcile.

Next.js 16DrizzleRechartsAES-256
Roles & audit

One console, and everyone sees exactly their slice.

Switch role and watch the data change: the owner sees five branches, a manager sees one, a cashier sees their own rows with card numbers masked — and every approval is written to an audit trail.

Live · runs in your browser
Signed in as
$98,562
volume
26
rows visible
5/5
branches

Transactions

TX-4820 · USD→KRWOld quarter · Duc · **** 7806$7,999.6settled
TX-4821 · USD→VNDAirport desk · Hung · **** 7573$4,042.92settled
TX-4822 · USD→VNDBeach office · Linh · **** 6889$1,638.81
TX-4823 · USD→VNDBeach office · Duc · **** 2740$2,297.73settled
TX-4824 · KRW→VNDBeach office · Linh · **** 7344$2,929.01settled
TX-4825 · KRW→VNDAirport desk · Nam · **** 4467$4,539.1settled
TX-4826 · RUB→VNDCentral · Duc · **** 3204$2,983.4settled
TX-4827 · USD→VNDAirport desk · Nam · **** 9696$5,083.86settled
TX-4828 · EUR→VNDBeach office · Hung · **** 6972$3,183.66settled

Audit trail

append-only

Approve a transaction on the left — who did it, what changed and when lands here and can never be edited.

How we implement it

The engineering, in plain terms.

01

Permissions as data, not code

Roles and permissions live in the database, scoped per branch and per resource, and are enforced on the server for every query — so access rules can change without a redeploy and no role can read another branch's data.

02

True multi-tenant isolation

Every record is keyed to its branch or tenant and filtered at the data layer, so one console can serve dozens of locations with zero data bleed between them.

03

Encrypted secrets per branch

Sensitive per-branch credentials (payment keys, API tokens) are stored encrypted with AES-256-GCM and decrypted only at the moment of use, never exposed in plain text in the database or logs.

04

Audit log on every change

Who did what, when, and to which record is written as an append-only audit trail, so accounting and compliance can reconstruct any transaction or balance after the fact.

How it goes

From kickoff to launch.

  1. 1

    Map roles and data

    We model your branches, roles, and what each role may see or do, then turn that into a concrete permission and tenant schema.

  2. 2

    Build the data backbone

    We design the typed database schema with migrations, audit tables, and encrypted-secret storage as the foundation everything else sits on.

  3. 3

    Ship console modules

    We deliver the operational screens — dashboards, records, accounting, and admin settings — module by module so you can use them as they land.

  4. 4

    Harden and hand off

    We add analytics charts, lock down access rules with tests, and deploy with documentation so your team can run it confidently.

What you get

Deliverables, and when it fits.

Deliverables

  • A multi-tenant operations console with per-branch data isolation
  • Role-based access control with permissions managed as data, no redeploy to change them
  • Analytics dashboards with charts over your live operational data
  • Accounting views with exact money math and an append-only audit trail
  • Encrypted storage for per-branch secrets and credentials
  • Typed database schema, migrations, and a test suite covering access rules

A good fit when

  • Multi-branch or franchise operators who need one console across all locations
  • Businesses where different roles must see strictly different data and actions
  • Teams that need accounting, audit, and analytics in the same tool that runs operations
  • Companies replacing spreadsheets or a tangle of disconnected internal tools
Proof — shipped, not slideware

Shipped on a production multi-branch fintech CRM with per-branch AES-256-GCM-encrypted secrets, granular role-based access control, and an accounting layer backed by 26 database tables and over 1,000 tests.

Want this for your product?

Tell us the goal — we scope it honestly.

Start a project