Backend Engineering
Designed and implemented backend services powering:
Product catalog and inventory management
Order lifecycle and fulfillment workflows
Customer relationship management (CRM)
Marketing automation
Merchant integrations and internal APIs
Payments & Logistics
Delivered integrations that connected the platform with:
80+ shipping carriers for nationwide fulfillment
30+ third party marketplace applications
Algerian payment providers including BaridiMob, CIB, and Dahabeya
These integrations enabled merchants to manage shipping, payments, and external services without leaving the platform.
Production Engineering
Contributed to a reliable production environment by implementing:
JWT authentication and role based authorization
API security with Helmet.js and rate limiting
Centralized error monitoring using Sentry
Infrastructure metrics and monitoring with Prometheus
Cloud Infrastructure
Built and deployed containerized backend services on AWS using Docker, working with Node.js, Express.js, MongoDB, and Redis to support production workloads.
Technologies
Node.js • Express.js • MongoDB • Redis • Docker • AWS • JWT • REST APIs • Sentry • Prometheus • Helmet.js