Emmanuel / Chikezie
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2026·Live·Professional

Onengs Empire

Built a full-stack ecommerce platform for selling digital and physical hair products, with payments, authentication, inventory management, order processing, and digital product delivery.

Onengs Empire
Role
Full-stack Engineer
Year
2026
Category
Professional
Status
Live
01 / Overview

overview.

Onengs Empire is an ecommerce platform built to support both physical hair products and digital ebooks. I worked across the frontend and backend, building the shopping experience, authentication system, checkout and payment flow, order management, product management, and background email processing.

02 / The problem

The problem.

The business needed a complete ecommerce platform capable of handling different product types, secure payments, physical inventory, digital purchases, and a reliable post-purchase experience.

03 / Contributions

What I built.

04 / Challenges

challenges.

Designing a single ecommerce system that could handle fundamentally different product types while keeping payment verification, inventory updates, digital purchases, and post-purchase processing reliable.

05 / Outcome

outcome.

A production-ready ecommerce platform that supports both physical and digital products, secure payments, automated order processing, inventory management, and asynchronous post-purchase email delivery.

06 / Stack

The stack.

Next.jsNestJSTypeScriptPostgreSQLPrismaRedisBullMQFlutterwaveCloudinary
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