Leonard Nzekwe
leonard
Building reliable, high-performance systems across web, AI, and cloud.

Leonard Nzekwe — Software Engineer

Founding Engineer at Zempaa.com (shopping/marketplace) and Kralis.app (smart school solution), and CTO at Netrobase (software development agency). End-to-end product builder who turns complex ideas into resilient, high-performance digital products.

What I do

I architect and build end-to-end digital products, from initial concept to deployment and maintenance. I specialize in web applications, focusing on creating scalable and high-performance systems that deliver exceptional user experiences.

Skill → Product map
Backend & APIs
Python / Django / Graphene / DRF / PostgreSQL

GraphQL and RESTful APIs, backend services, and data processing pipelines.

Web Applications
TypeScript / Next.js / Apollo

Web applications with rich user interfaces and seamless UX.

Mobile Applications (Hybrid)
Expo / React Native (WebView)

Hybrid mobile applications for iOS and Android using Expo WebView, app configuration, builds, and store deployments.

Linux & VPS
Ubuntu / Nginx / DigitalOcean

Server setup, deployment, and maintenance on cloud platforms.

AI & Automation
Python / OpenAI

AI integration and automation for enhanced user experiences like Zempaa hands-free shopping AI assistant.

Outside the code

I play Shotokan karate and reside in Enugu, Nigeria.

Contact

Need a software engineer?

I am available for new opportunities and collaborations.

Talk with Leonard