Banking APIs (Open Banking)

Connect apps to bank accounts. Master Open Banking standards (PSD2), OAuth 2.0 security, and aggregators like Plaid and Yodlee.

Open Banking allows apps to securely access user financial data. This course teaches the architecture of Fintech connectivity. You will learn to use data aggregators like Plaid to fetch transaction history and verify balances. Master the OAuth 2.0 flows required for secure bank authorization. We cover the PSD2 regulation in Europe and how it standardized APIs. Learn to build personal finance management (PFM) features and initiate payments directly from bank accounts.

✅ 100% Free & Lifetime Access

⏱️ 5-Minute Lessons (Bite-sized learning)

🚀 21-Lesson Path (Independent modules)

📱 Mobile Friendly (Learn anywhere)

Bank Devs

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Secure Enrollment via SSL

Complete Course Syllabus

1

Open Banking Intro

The shift from screen scraping to authorized APIs.
2

Plaid Integration

Using the Link SDK and exchanging public tokens.
3

Data Enrichment

Cleaning messy bank transaction descriptions.
4

Payment Initiation

Moving money without credit card rails (ACH/SEPA).
5

Security Model

Consent management and token rotation policies.

Estimated completion time: 21 lessons • Self-paced learning • Lifetime access

Career Outlook

Estimated Salary

$110k - $160k

Career Paths

Fintech API Eng $120k-$165k

Integration Specialist $100k-$140k

Backend Developer $110k-$150k

What You Will Learn

Integrate Plaid Link to connect user bank accounts securely

Fetch and categorize transaction data for budgeting apps

Implement OAuth 2.0 flows for financial data consent

Initiate bank-to-bank payments (A2A) via APIs

Navigate PSD2 and Open Banking regulations

Skills You Will Gain

Plaid API OAuth 2.0 Open Banking API Security Financial Data Standards

Who Is This For

Fintech Developers

Product Managers

API Architects

Prerequisites

REST APIs

Web Auth