Enterprise Financial Infrastructure

Open your own financial institution

dolfin pay is a modular banking-grade platform for teams building EMI, payment, treasury and digital finance products across Europe. Launch faster with a modern stack for accounts, payments, KYC, ledger, compliance, reporting and admin operations.

Monthly Statement

Account: DE89 3704 0044 0532 0130 00

Period: Feb 2026

Payment Approved

SEPA Credit Transfer

EUR 12,450.00

Compliance Queue

3 pending reviews

KYC / EDD

Ledger Balance

Operating account

EUR 847,291.33

Audit Trail

142 events today

All immutable
Cloud-native infrastructure
Banking-grade architecture
Regulation-aware design
Modular ledger and reporting
Audit-ready workflows
Crypto-friendly operating model
What dolfin pay Is

A modern financial operations platform

dolfin pay combines customer banking experience, admin tooling, payments orchestration, ledger discipline, compliance operations and reporting — in one integrated system.

Customer Banking Interfaces

Modern digital banking experience with accounts, balances, payments, beneficiaries and self-service operations.

Admin & Operations Back Office

Comprehensive operations console for customer management, payment review, compliance actions and monitoring.

Payments & Beneficiaries

Full payment lifecycle with SEPA, internal transfers and beneficiary management in a unified workflow.

KYC & Compliance Workflow

Structured onboarding, review queues, manual approval paths, decision tracking and audit trail generation.

Ledger & Reconciliation

Modular ledger foundation with reconciliation-ready transaction recording and period snapshots.

Reporting & Documents

Automated generation of statements, certificates, transaction confirmations and regulator-ready exports.

Cloud Deployment & Observability

Cloud-native deployment on GCP with isolated environments, metrics, structured logging and tracing.

Products & Solutions

A complete operating system for modern financial institutions

From customer-facing banking interfaces to internal compliance machinery — dolfin pay covers the full spectrum of financial operations.

Digital Banking Experience

Full customer-facing banking interface with accounts, balances, payments, beneficiaries, statements and transaction confirmations.

Key Features

  • Customer dashboard
  • Multi-account management
  • Payment initiation and tracking
  • Beneficiary management
  • Monthly statements
  • Transaction confirmations
Core Capabilities

Everything a modern financial operator needs

Purpose-built capabilities for regulated financial operations — from multi-account foundations to audit-ready reporting.

Multi-Account Foundations

Flexible account structures designed for diverse financial products and customer segments.

Beneficiary Management

Full payment lifecycle with INTERNAL, SEPA and SWIFT beneficiary support.

SEPA-Oriented Architecture

Payment architecture designed around SEPA standards and ISO 20022 messaging.

Modular Ledger Foundation

Structured ledger with reconciliation-ready transaction recording.

Statement Generation

Automated monthly statements with PDF output and period snapshots.

Certificates

Account ownership and balance certificates on demand.

Multi-Format Exports

Reporting exports in PDF, CSV, JSON and XML formats.

Admin Back Office

Comprehensive operations console for customer and payment management.

KYC Review Operations

Structured compliance workflows with review queues and decision tracking.

Audit Trail

Immutable audit logging with evidence packs for regulatory review.

Observability

Prometheus metrics, structured logging and correlation-based tracing.

Cloud Deployment

GCP Cloud Run deployment with isolated environments and infrastructure-as-code.

Technology & Architecture

Built for scale, auditability and operational clarity

A modern backend foundation designed for regulated financial products — with strong domain boundaries, cloud-native deployment and comprehensive observability.

Technology Stack

Enterprise-grade technologies chosen for reliability, performance and team productivity.

Kotlin 2.0Java 21Spring Boot 3.3PostgreSQL 16RedisGCP Cloud RunArtifact RegistryCloud BuildREST APIsJWT AuthenticationFlyway MigrationsMicrometer + Prometheus
// Domain modules
modules/
identity/
customer/
kyc/
accounts/
payments/
beneficiaries/
ledger-orchestration/
audit/
fx/
common/

Modular Monolith

Domain-driven modules with clear boundaries — identity, customer, KYC, accounts, payments, beneficiaries, ledger, audit and FX — all within a single deployable unit with ports and adapters architecture.

Cloud-Native Deployment

Designed for GCP Cloud Run with Cloud SQL, Secret Manager, Artifact Registry and CI/CD via Cloud Build. Infrastructure-as-code approach with isolated environments per stage.

Anti-Corruption Layer

Core banking integration through a well-defined adapter layer. The platform domain model remains clean and independent, with all external system interactions isolated behind ports.

Reporting Pipeline

Dedicated document generation pipeline for statements, certificates and audit evidence. Produces PDF, CSV, JSON and XML outputs with immutable storage and registry tracking.

Compliance & Regulatory Readiness

Designed for regulated financial operations

Dolfin is built with awareness of the regulatory landscape — KYC workflows, audit logging, reporting requirements and operational controls are architectural concerns, not afterthoughts.

KYC / KYB Workflow Support

Structured onboarding workflows with state management, review queues and manual approval paths designed for regulated customer onboarding.

AML Review Operations

Compliance review operations with decision tracking, notes, evidence attachment and escalation paths built into the workflow.

Immutable Audit Logging

Every significant action generates an immutable audit event with full context — stored as structured JSONB for regulatory review.

Reporting & Document Retention

Automated statement generation, certificate production and document retention with immutable storage and registry tracking.

Operational Controls

Admin-level controls for account management, payment review and compliance actions with full visibility into operational state.

Data Retention & Transparency

Architecture designed with data retention policies, user transparency requirements and controlled access patterns in mind.

Regulatory Awareness

KYC-readySEPA-ready architecturePSD2-awareAML workflow supportISO 20022-orientedEMI / PI system readinessDORA-aware foundations

Dolfin does not claim regulatory compliance by default. The platform is designed to support compliance operations and is architecturally aligned with the requirements of European financial regulation. Implementation should be complemented by appropriate legal and regulatory counsel.

Reporting, Ledger & Audit

Financial software is only as strong as its reporting discipline

dolfin pay provides the internal machinery required by serious financial operators — automated document generation, structured ledger recording and immutable audit evidence.

Monthly Statements

Automatically generated account statements with transaction detail, opening/closing balances and period summaries.

Transaction Confirmations

Individual payment confirmations with full transaction details for customer and regulatory records.

Ownership Certificates

Account ownership certificates generated on demand for regulatory, legal and business verification.

Balance Certificates

Point-in-time balance certificates for regulatory reporting, audit and customer verification.

Reconciliation Exports

Structured data exports in multiple formats designed for reconciliation workflows and external system integration.

Immutable Audit Trail

Complete audit evidence with immutable event logging, admin action tracking and compliance decision records.

Period Snapshots

Point-in-time account and ledger snapshots for period-end reporting and regulatory review.

Multi-Format Output

All documents and reports available in PDF, CSV, JSON and XML formats for maximum integration flexibility.

Export Formats

PDFCSVJSONXML
Crypto-Friendly Infrastructure

Crypto-friendly. Regulation-aware.

Dolfin Pay is designed for operators working at the intersection of traditional finance and digital assets — with compliance, treasury operations and regulatory awareness as first-class concerns.

Compliance-Aware Architecture

Built for operators that need regulatory awareness for crypto-adjacent activities — not speculative platforms, but serious financial infrastructure.

Source-of-Funds Workflows

Workflow support for source-of-funds verification, enhanced due diligence and risk assessment as part of the onboarding and monitoring process.

Risk-Aware Onboarding

Customer onboarding designed to support risk-based assessment, tiered verification and compliance decision tracking.

Enhanced Due Diligence

EDD workflow support built into the compliance module, with structured evidence collection and review queue management.

Digital Asset Module Readiness

Architecture prepared for future digital asset modules — designed to integrate custody, wallet and token operations when regulatory framework permits.

Regulatory-First Approach

Every crypto-adjacent feature is designed through a regulatory lens. Compliance operations come before feature velocity.

Dolfin Pay does not claim to offer licensed crypto custody or exchange services. The platform provides infrastructure designed to support compliance-aware operations in crypto-adjacent environments. Operators should obtain appropriate regulatory authorisation for their specific activities.

Who It's For

Built for serious financial operators

dolfin pay is designed for teams that need more than a pretty dashboard — operators building regulated, scalable financial products.

Fintech Founders

Ambitious teams building the next generation of financial products — from MVP to licensing-ready operating stack without legacy compromise.

EMI / PI Operators

Electronic Money Institutions and Payment Institutions that need banking-grade operations, compliance workflows and regulatory reporting.

Embedded Finance Teams

Teams integrating financial services into existing platforms — leveraging dolfin pay's modular architecture for accounts, payments and compliance.

Treasury & Payment Operations

Operations teams managing payment flows, beneficiary networks and treasury functions with audit-grade visibility and control.

Compliance-Aware Crypto Operators

Operators working in crypto-adjacent spaces who need regulation-aware infrastructure, enhanced due diligence and treasury workflow support.

Institutions Modernising Tooling

Financial institutions replacing fragmented vendor stacks with a unified platform for operations, compliance, reporting and customer management.

Why dolfin pay

Replace legacy baggage with modern infrastructure

Whether you're escaping a monolithic core banking system or stitching together a dozen SaaS tools — dolfin pay offers a better path.

dolfin pay vs Legacy Core

  • Faster iteration and deployment cycles
  • Modern, intuitive user interfaces
  • Modular architecture with clear domain boundaries
  • Cloud-native deployment on GCP
  • Modern admin and operations tooling
  • API-first design with REST endpoints
  • Automated reporting and document generation
  • Decades-old codebase to maintain
  • On-premise infrastructure requirements
  • Vendor lock-in with expensive licensing

dolfin pay vs Fragmented Stack

  • Fewer vendors to manage and integrate
  • Unified audit trail across all operations
  • Single reporting and document model
  • Better operator visibility and control
  • Simpler product evolution and iteration
  • Consistent compliance workflow
  • One deployment and monitoring surface
  • Multiple vendor contracts and SLAs
  • Data scattered across different systems
  • Integration maintenance overhead
Security & Reliability

Calm, serious infrastructure you can trust

Enterprise-grade security posture with cloud-native deployment, isolated environments, comprehensive audit logging and operational resilience foundations.

Cloud-Native on GCP

Deployed on Google Cloud Platform with Cloud Run, Cloud SQL and managed infrastructure services for enterprise-grade reliability.

Isolated Environments

Separate environments for development, staging and production with distinct infrastructure, credentials and access controls.

Audit Logging

Comprehensive audit logging with immutable JSONB events, correlation tracking and structured evidence for security review.

Observability Foundations

Prometheus metrics, structured JSON logging, correlation IDs and health monitoring for operational visibility and incident response.

Role-Based Access Direction

Architecture designed for role-based access control with separate admin and customer permission models and JWT authentication.

Data Retention Strategy

Platform design supports structured data retention policies with immutable audit records and document lifecycle management.

Admin Access Controls

Controlled access to administrative functions with separate authentication paths and operational audit trails.

Operational Resilience

Architecture built with operational resilience in mind — error handling, retry strategies, circuit breakers and graceful degradation patterns.

Implementation Model

From discovery to production in a structured path

A clear implementation process designed for regulated financial products — no shortcuts, no surprises.

01

Discovery & Scoping

We start by understanding your regulatory context, product requirements and operational model. This defines the implementation scope and configuration needs.

02

Architecture & Configuration

Platform configuration aligned with your licensing requirements, product structure, compliance workflows and reporting needs.

03

Environment Deployment

Cloud-native deployment on GCP with isolated staging and production environments, CI/CD pipeline setup and infrastructure provisioning.

04

Integration & Testing

Integration with your existing systems, payment rails and compliance providers. Comprehensive testing of workflows, reporting and operational scenarios.

05

Go-Live & Operations

Production launch with monitoring, operational runbooks and ongoing support. Continuous iteration based on operational data and regulatory requirements.

Developer Experience

Built for engineers who care about architecture

Clear API boundaries, modular services, comprehensive documentation and a developer experience designed for productivity.

Clear API Boundaries

Well-defined REST API endpoints for authentication, customers, KYC, accounts, payments, beneficiaries, FX and audit operations.

Modular Services

Domain-driven modules with ports and adapters — clean boundaries that make the codebase navigable and extensible.

Technical Documentation

Architecture decision records, technical briefs, deployment runbooks and module documentation for every domain.

Local Development Setup

Docker Compose for local infrastructure, Makefile targets for common operations and comprehensive environment configuration.

Architecture Decision Records

Every significant technical decision is documented with context, alternatives considered and rationale — from deployment to domain design.

FAQ

Frequently asked questions

Get Started

Build your financial institution on modern infrastructure

Talk to us about your fintech stack, regulatory context and product strategy.