Delivered outcome · production evidence

A polished ad-credit prototype became a secure real-money platform

A polished ad-credit prototype had mock wallets, KYB, risk scoring, work queues, multi-tenancy, and ad integrations that could not handle real money.

Delivered outcomeMoved from demo prototype to platform that can process real money, enforce compliance, surface risk, route operations, isolate tenants, and sync ad integrations reliably.

What Zenveus built

The work behind the result.

Transactional backend with double-entry ledger, KYB lifecycle engine, risk scoring, event-driven case queue, tenant isolation, TikTok Ads sync, and observability.

WORKSTREAM / 01

Transactional wallet and ledger

Implemented a double-entry ledger and tenant-isolated account model so balances and ad credits could represent real financial activity.

WORKSTREAM / 02

KYB, risk, and case operations

Built the KYB lifecycle, risk scoring, and event-driven work queue required to surface and route compliance decisions.

WORKSTREAM / 03

Ad-platform and payment integration

Connected TikTok Ads, Stripe, OAuth, and webhooks to an observable AWS platform backed by PostgreSQL, Redis, Elasticsearch, and automated delivery.

Implementation stackCapabilities used in delivery
NestJSGraphQLAuth0PostgreSQLRedisElasticsearchAWSECS FargateTerraformGitHub ActionsFastAPIPythonscikit-learnOpenAI GPT-4PineconeStripe

Engineering takeaway

High-stakes FinTech and AdTech products need transactional guarantees, compliance state machines, and observability before they touch real funds.

Bring us the constraint

Build the evidence your product needs next.

We can audit, harden, take over, or build the system — with a defined outcome and a production handoff.

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