M. Rivaldi Irawan's Work | ContraWork by M. Rivaldi Irawan

M. Rivaldi Irawan

M. Rivaldi Irawan

Backend Engineer Helping Startups Build Scalable APIs

Ready for work

M. Rivaldi is ready for their next project!

South Jakarta, Indonesia

Work Services About

South Jakarta, Indonesia

Cover image for Go Notification API

Go Notification API

Cover image for AI-Powered Backend Integration

AI-Powered Backend Integration

Cover image for Relational database design for a

Relational database design for a retail system managing suppliers, purchase receipts, warehouse inventory, POS transactions, and flexible pricing structures. Built to support scalable inventory tracking and real-time sales operations.

Cover image for Backend System Design — Shipping

Backend System Design — Shipping & Wallet-Based Logistics Platform Designed a relational database architecture supporting: • Purchase requests & quotes • Shipment tracking events • Wallet-based payments and ledgers • Dynamic rate cards for shipping pricing • Multi-role user access control This schema ensures clear financial tracking, scalable data relationships, and efficient shipment lifecycle management.