jStack

Banks & Fintechs

Modernize financial products without rebuilding every infrastructure layer.

Use modular infrastructure for digital banking, payments, accounts, wallets, cards, stablecoins and embedded financial experiences.

Talk to an Expert Explore Financial Infrastructure ↓
Product Operationsdemo data

accounts

412,908

cards live

88,140

payment volume

1.42B

modules

11

  • ModuleCore Banking
    Environmentproduction
    Versionv4.2
    Traffic38%
    Statesettled
  • ModuleCard Issuing
    Environmentproduction
    Versionv3.8
    Traffic22%
    Statesettled
  • ModulePayments
    Environmentproduction
    Versionv6.1
    Traffic31%
    Stateprocessing
  • ModuleStablecoin
    Environmentsandbox
    Versionv1.4
    Traffic9%
    Statepending

Market Reality

Financial institutions need to innovate faster than legacy infrastructure allows.

  • Legacy systems that resist product change
  • Long product development cycles
  • Fragmented vendor and rail integrations
  • New payment methods and channels
  • Card and wallet program complexity
  • Reconciliation across multiple systems
  • Demand for digital-first customer experiences
  • Stablecoin and programmable-finance evolution

What jStack Enables

Compose the products you launch next.

Key Use Cases

Where modernization usually starts.

  • 01

    Digital Banking

    Modern customer-facing account and payment experiences.

  • 02

    New Card Programs

    Launch virtual, physical, corporate and prepaid programs.

  • 03

    Embedded Finance

    Integrate financial services into partner ecosystems.

  • 04

    Payment Modernization

    Expand payment acceptance and payout rails.

  • 05

    Stablecoin Infrastructure

    Connect digital-value rails to settlement workflows.

  • 06

    Banking-as-a-Service

    Expose financial capabilities through modular APIs.

Institution Architecture

An API layer between your channels and the rails.

Channels

  • Bank App
  • Web
  • Partner APIs
  • Branch / Ops
  • jStack API & Infrastructure Layer

Modules

  • Core Banking
  • Accounts
  • Wallets
  • Payments
  • Cards

Platform

  • Ledger
  • Policy
  • Settlement
  • Reconciliation

Connected

  • Banking Networks
  • Payment Networks
  • Digital Asset Rails

Capabilities

Configurable building blocks, not a fixed product.

  • Account Opening
  • Ledger & Posting
  • Virtual Accounts
  • Payment Acceptance
  • Payouts
  • Card Issuing
  • Card Controls
  • Wallets
  • Stablecoin Rails
  • Policy Engine
  • Settlement
  • Reconciliation
Product Operationsdemo data

accounts

412,908

cards live

88,140

payment volume

1.42B

modules

11

  • ModuleCore Banking
    Environmentproduction
    Versionv4.2
    Traffic38%
    Statesettled
  • ModuleCard Issuing
    Environmentproduction
    Versionv3.8
    Traffic22%
    Statesettled
  • ModulePayments
    Environmentproduction
    Versionv6.1
    Traffic31%
    Stateprocessing
  • ModuleStablecoin
    Environmentsandbox
    Versionv1.4
    Traffic9%
    Statepending

Relevant jStack Products

The jStack products behind this solution.

Institutions typically start with Core Banking or BaaS, then add Card Issuing and Stablecoin rails.

Business Benefits

Outcomes for financial institutions.

  • Faster Product Launch

    Ship new products without full-stack rebuilds.

  • Modern API Infrastructure

    Developer-first integration surface.

  • Multi-Rail Connectivity

    Bank, payment and digital-asset rails where supported.

  • Infrastructure Modernization

    Move incrementally, module by module.

  • Configurable Architecture

    Product rules expressed in configuration.

  • Operational Visibility

    Unified reporting across products.

Who It's For

For institutions building the next product.

  • Banks
  • Digital Banks
  • Fintechs
  • Payment Companies
  • Lenders
  • Financial Platforms
  • Embedded Finance Providers

Related Solutions

Related Industries

Build modern financial products on infrastructure designed for change.

Talk to our team about modernization paths, modules and integration models.

Talk to jStack