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Modernization of Electronic Funds Transfer System with Microservices Architecture

coderio.com

Financial services

Retail

Information technology

Legacy System Limitations

Existing monolithic Electronic Funds Transfer System (EFTS) suffered from reliability issues, limited scalability, and outdated security protocols, hindering seamless financial operations for users in Chile and Peru.

About the Client

Premier retail bank in Chile and Peru, part of Ripley Corp, operating 130+ branches and digital wallet services

System Modernization Goals

Replace monolithic architecture with scalable microservices
Enhance system reliability and performance during peak loads
Implement robust security measures for financial transactions
Enable cost-efficient infrastructure management via cloud adoption

Core System Requirements

Microservices-based modular architecture
Dynamic resource allocation for peak demand
Secure transaction processing framework
Cloud-native deployment on AWS infrastructure

Technology Stack

AWS Lambda

AWS S3

AWS Glue

PySpark

Python

System Integrations

Existing banking core systems
Digital wallet platforms
Security authentication services

Performance Criteria

High-availability architecture
Real-time transaction processing
Data encryption standards
Auto-scaling capabilities

Business Transformation Outcomes

Enables uninterrupted financial transactions during peak periods, reduces infrastructure costs through AWS optimization, improves security compliance, and supports future scalability for expanding customer base in Latin America.