Hello, I'm

Emmanuel Ngulube

Software Developer — Frontend, Mobile & Backend

Building modern web, mobile, and backend systems with scalable architecture and AI-driven features.

I design user-focused interfaces, robust APIs, and intelligent platforms across SaaS, AI, and marketplace products.

Next.jsReactReact NativeExpoGoFastAPIMongoDBPostgreSQLSupabaseDockerAI Systems

ABOUT ME

Engineering Philosophy

I build digital products across web, mobile, and backend systems. My focus is on creating scalable, user-centered, and intelligent software that solves real-world problems in Africa and beyond.

Frontend & Mobile Experiences

Crafting intuitive, responsive, and high-performance web and mobile interfaces with React, Next.js, and React Native.

Backend Architecture

Designing scalable APIs and systems using Go, FastAPI, MongoDB, PostgreSQL, and cloud-native tools.

AI & Product Systems

Building intelligent platforms and automation systems that solve real-world problems using AI and modern software design.

15+

Projects Built

10+

Systems Designed

5+

AI Products

EXPERTISE

Tech Stack

A comprehensive toolkit for building modern, scalable applications.

Backend

Go (Golang)FastAPIREST APIsSystem DesignMongoDBPostgreSQL

Frontend

Next.jsReactViteTailwind CSSTanStack Query

Mobile

React NativeExpo

AI & Data

LLMsMulti-agent systemsVector databasesSQL optimizationAudio processing

Cloud & Tools

DockerGit & GitHubLinuxSupabaseAPIs

PORTFOLIO

Featured Projects

A collection of backend systems, AI platforms, and full-stack applications solving real-world problems.

T

ThreatIQ

AI-Powered Security & Analytics Dashboard for monitoring system threats and operational metrics with scalable backend architecture.

GoNext.jsPostgreSQL
B

BizCrew AI

AI-powered SaaS platform providing virtual AI staff (Accountant, Marketing, Support) for businesses with multi-model support.

Next.jsSupabaseLLM APIsVector DB
S

SwiftEats

Scalable backend system for food ordering, menu management, and cart operations with optimized API flows.

GoPostgreSQLREST APIs
S

Seampaie

AI-driven payroll and HR platform with automated salary processing, fraud detection, and compliance for African businesses.

ReactViteAPIsAI
R

Reflecta

Mood tracking mobile app with Golang backend and MongoDB for storing emotional logs and generating insights.

React NativeExpoGoMongoDB
C

CredFlow

Financial dashboard for managing credit records and workflows with intuitive data visualization.

Next.jsAPIsDatabase
Q

QueueUp

Smart queue management mobile app for digital queue systems and real-time updates.

React NativeExpo
A

AgroConnect

AI-driven platform providing intelligent agricultural guidance and recommendations for farmers.

Next.jsAI APIs

INNOVATION

Research & AI

Exploring cutting-edge AI applications and their impact on real-world systems.

AI-Driven SQL Query Optimization

Research on using LLMs to automatically optimize database queries for improved performance and efficiency.

LLMSQLPerformance

AI-Based Cough Risk Classification

Machine learning system for audio analysis and classification of respiratory health indicators.

Audio MLHealthcareClassification

Multi-Agent AI Systems

Exploring architectures for coordinating multiple AI agents to solve complex business problems.

Multi-AgentLLMArchitecture

AgroConnect AI Research

Developing AI models for agricultural guidance tailored to African farming conditions.

AgricultureAIAfrica

GET IN TOUCH

Let's Connect

Let's build scalable systems and intelligent products together.