Seller payouts at marketplace scale
4initiatives as an embedded team
Global online marketplace (name withheld)
- Client
- Global online marketplace (name withheld)
- Industry
- FinTech and payments
- Region
- Global
- Engagement
- Embedded engineering team
- Platforms
- Web and backend services
The challenge
The client's payouts platform handles every step from sale completion to final settlement for a global seller community, with near-zero error tolerance given its financial and regulatory sensitivity.
What the system had to handle
- Multiple payout models: scheduled, same-day or instant, and tax-initiated
- Diverse rails: bank accounts, cards, third-party payout providers and in-platform balances
- High-volume background processing for calculations, ledgers and notifications
- Consistent, predictable behavior under peak load
Our role
An embedded engineering team inside the client's payouts engineering organization.
How it works
- 1Created
- 2Validated
- 3Approved
- 4Committed
- 5Initiated
- 6Credited
- 7Settled
Core payouts platform
Asynchronous pipelines for payout computation and execution; fee, adjustment and timing rules; retry, reconciliation and failure handling
- Accurate payout status for sellers
- Background jobs scaled independently of marketplace traffic
Regulatory incident handling
Bank requests for information paused payouts and relied on slow, manual workflows
Automated ingestion of bank files, a state-driven incident lifecycle with auto-clearance, and automated seller banners
- Faster seller notification
- Fewer support tickets
Self-service finance reporting
Finance relied on manual file transfers from engineering
Payout aggregation by payment processor, a dedicated reporting store, filtered S3 files and availability alerts
- Faster month- and quarter-end close
- Higher accuracy
Payout investigation portal
Ops needed to investigate payout issues without production access
Search by seller, payout and date; statuses and bank responses; compliance view; masked processor logs
- Faster issue resolution
- Complete audit trails
Results
- More accurate and more timely payouts at scale
- Settlements that follow each seller's chosen schedule
- Stable through high-volume sales periods
- Sellers can see the status of every payout
Technology
- Frontend
- React
- Backend
- Java Spring Boot microservices
- Database
- PostgreSQL
- Processing
- Asynchronous job queues
- Infrastructure
- Cloud-native on AWS
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