Programme setup
Configure card products, BIN ranges provided by your issuing partner, limits and fee rules from one place.
Digital Asset Card Platform · A DuBois group company
Issue cards that turn digital assets into everyday spending.
DuBois.sg builds the issuing software behind digital asset card programmes — from virtual and physical cards to funding, controls and reporting — so your team can launch and operate a card programme on one connected platform.
01 / Platform
One issuing layer between digital assets and card spending.
Our platform connects the pieces a card programme needs — cardholders, wallets, cards and transactions — through a single system your operations and engineering teams can share.
◈Digital asset walletFunding source
DuBois.sg issuing platformCards · Controls · Ledger · APIs
▭Card spendingOnline & in-store
Cardholder operations
Onboard cardholders, issue cards, manage balances and handle the full card lifecycle.
Integration-first
Everything available in the dashboard is designed to be available through APIs and webhooks.
02 / Card products
Virtual and physical cards, built for your programme.
Offer the card formats your users need and manage them with the same rules, controls and reporting.
Virtual cards
Issue cards instantly for online spending, subscriptions and in-app payments. Ideal for fast onboarding and single-purpose or disposable use cases.
- Instant issuance via dashboard or API
- Single-use and multi-use card options
- Per-card spending limits and merchant controls
- Secure card detail display for cardholders
Physical cards
Bring digital asset balances to the point of sale with branded physical cards, managed end to end from order to activation.
- Custom card design and branding workflow
- Card ordering, shipping status and activation
- PIN management, freeze and replacement
- Shared balance with a cardholder's virtual cards
Built for
Digital asset platforms
Wallet providers
Corporate card programmes
Fintech & neobanks
03 / Features
Everything a card programme runs on.
⬡
BIN & programme management
Organise card programmes by product, region or client, with BIN configurations supplied by your issuing partners.
⇄
Wallet funding
Fund card balances from digital asset wallets, with clear records of each top-up, conversion and balance movement.
◎
Spending controls
Set limits by card, cardholder or programme, and restrict usage by merchant category, region or channel.
↻
Card lifecycle
Issue, activate, freeze, unfreeze, replace and close cards, with every state change recorded.
▤
Transactions & ledger
Real-time authorisation events and a consistent ledger for balances, transactions and fees.
▦
Operations dashboard
A web console for your team to search cardholders, review activity, export reports and manage roles.
04 / How it works
From first conversation to live cards.
We work alongside your team at each stage, keeping business, risk and technical requirements in view together.
- 01
Define the programme
Agree on target users, markets, card types and how funds will flow.
- 02
Configure the platform
Set up card products, limits, fees, onboarding flows and team permissions.
- 03
Integrate & test
Connect your app through our APIs and webhooks in a sandbox environment.
- 04
Launch & operate
Go live, issue cards and run day-to-day operations from the dashboard.
05 / Developers
APIs designed for product teams.
Build card experiences directly into your own app. Our REST APIs and webhooks cover cardholders, cards, funding and transactions, so you stay in control of the user experience.
- RESTful endpoints with JSON payloads
- Webhooks for authorisations, card events and funding
- Sandbox environment for integration testing
- Idempotent requests and signed callbacks
// Illustrative example only
curl -X POST https://api.example.com/v1/cards \
-H "Authorization: Bearer $API_KEY" \
-H "Idempotency-Key: 7f3c…" \
-d '{
"cardholder_id": "ch_123",
"type": "virtual",
"currency": "USD",
"limits": { "daily": 1000 }
}'
// → 201 Created
{ "id": "card_8KQ…", "status": "active" }06 / Security & compliance
Responsibility built into every layer.
Card programmes depend on trust. Our software is designed to help you meet the requirements of your partners and the markets you operate in.
KYC & onboarding
Configurable cardholder onboarding flows that can connect to your chosen identity verification providers.
Risk controls
Rules for limits, velocity and usage restrictions, plus alerts for activity that needs review.
Data protection
Designed around encryption in transit and at rest, with sensitive card data kept separate from application data.
Access & audit
Role-based permissions for your team and an audit trail of key actions across the platform.
DuBois.sg provides technology. Card issuance is carried out with appropriately licensed issuing partners, and programme requirements vary by market.
07 / About
Part of the DuBois group.
DuBois.sg is the software company within the DuBois group, focused on building digital asset card issuing technology. We believe value should be secure, accessible and simple to use.
Our team combines payments engineering and product design to build infrastructure that partners can rely on as their programmes grow.
Visit DuBois Gold →08 / Contact
Let's talk about your card programme.
Tell us about your business and what you'd like to build. Our team will get back to you.
Email: contact@dubois.sg