Case Studies

Explore detailed case studies showcasing real-world backend engineering implementations, technical challenges solved, and the impact delivered for clients through The Shepherd Digital Lab.

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Featured Project 6-month project

Enterprise Payment Gateway Implementation

Complete payment processing solution with multi-provider integration, fraud detection, and real-time transaction monitoring. Built to handle 10,000+ transactions per minute with 99.9% uptime.

                                        Performance
                                        10K+ TPS
                                    

                                        Uptime
                                        99.9%
                                    

                                        Response Time
                                        <200ms
                                    

Java Spring Boot PostgreSQL Redis Docker Kubernetes

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Banking Platform 4 months

Core Banking System Modernization

Legacy system migration to microservices architecture with real-time transaction processing and enhanced security protocols for a regional bank.

Java Spring Cloud Apache Kafka MongoDB

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Fintech API 3 months

Mobile Banking API Platform

RESTful API platform supporting mobile banking applications with OAuth2 security, rate limiting, and comprehensive monitoring.

Node.js Express PostgreSQL Redis

More detailed case studies are being prepared. Each project represents independent consulting work completed through The Shepherd Digital Lab.

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