Service โ€” ๐Ÿ”— Open Banking & API Platforms

Open Banking & API Platforms

Build compliant, developer-friendly open banking infrastructure that drives ecosystem growth

The Challenge

Why This Matters

Open banking regulations are reshaping the financial landscape. We help banks and fintechs build the API infrastructure, developer ecosystems, and consent management systems needed to compete in the open banking era.

Our Approach

How We Solve It

We follow an API-design-first methodology, building developer experience into every endpoint. Our platforms are built on open standards (OpenAPI, OAuth2, PSD2) to maximize interoperability.

Capabilities

What We Deliver

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PSD2 / Open Banking APIs

Fully compliant PSD2 and Open Banking Standard APIs with all required endpoints and flows.

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OAuth2 / OIDC

Enterprise-grade authorization server with OAuth2 and OpenID Connect for secure API access.

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API Gateway

Kong or AWS API Gateway with rate limiting, authentication, analytics, and developer portal.

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Developer Portal

Self-service developer portal with interactive documentation, sandbox, and API key management.

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Sandbox Environment

Realistic sandbox with mock data enabling third parties to test integrations before production.

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API Analytics

Real-time API usage analytics, partner dashboards, and SLA monitoring.

Our Process

How We Work

1

Regulatory Requirements Analysis

2

API Design & OpenAPI Spec

3

Auth Server & Gateway Build

4

Developer Portal Launch

5

Partner Onboarding & Certification

Technology Stack

Technologies Used

Node.js
Kong API Gateway
PostgreSQL
OAuth2 / Keycloak
Swagger / OpenAPI
AWS
FAQ

Common Questions

Which open banking standards do you support?

We support UK Open Banking Standard, PSD2/Berlin Group, FDX (US), and custom API specifications. We stay current with all regulatory updates.

How do you handle consumer consent management?

We implement a full consent management platform with granular permissions, time-limited consent, withdrawal mechanisms, and audit trails.

Can you build a third-party developer ecosystem?

Yes โ€” we build complete developer portals with documentation, interactive sandbox, API key management, and partner onboarding workflows.

How do you secure open banking APIs?

We implement mutual TLS, OAuth2 with PKCE, JWS request signing, and comprehensive API security testing against OWASP API Top 10.

What is your experience with regulatory timelines?

We have delivered multiple PSD2 and Open Banking compliance projects on tight regulatory deadlines. We understand the stakes and plan accordingly.

Build Open Banking & API Platforms with Techresol โ†’

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