FULL-STACK SOFTWARE ENGINEER

NIGERIA — DIGITAL PRODUCT BUILDER

Okonkwo Uchechukwu Henry — Full-Stack Software EngineerOKONKWOUCHECHUKWU

I build digital systems,
products & experiences.

From interfaces to APIs, databases, realtime systems, and AI integrations — I build software that works beyond the screen.

SELECTED WORK
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ABOUT ME

I build software from theinterface all the way to theinfrastructure behind it.

I'mafull-stacksoftwareengineerfocusedonbuildingpracticaldigitalproducts,backendsystems,realtimeapplications,andAI-poweredexperiences.Ienjoytakinganidea,understandingtheunderlyingproblem,designingthesystembehindit,andturningitintoworkingsoftware.

Myworkspansfrontendengineering,backendarchitecture,databases,APIs,realtimecommunication,deployment,andAIintegration.

DISCIPLINE
FULL-STACK ENGINEERING
ALSO
SYSTEMS / REALTIME / AI
BASED IN
NIGERIA
STATUS
AVAILABLE FOR SELECTED PROJECTS

How I build

A repeatable engineering process, not a set of trends.

  • 01

    UNDERSTAND

    Understand the product, users, requirements, and actual problem before writing unnecessary code.

  • 02

    ARCHITECT

    Design the frontend, backend, database, APIs, services, and infrastructure as one connected system.

  • 03

    BUILD

    Turn the architecture into maintainable, functional software with strong attention to user experience.

  • 04

    EVOLVE

    Improve reliability, performance, scalability, security, and maintainability as the product grows.

Capabilities

Engineering services across the full product lifecycle.

01

FULL-STACK DEVELOPMENT

Building complete web applications from frontend interfaces to backend APIs, databases, authentication, business logic, and deployment.

02

BACKEND ENGINEERING

Designing reliable APIs, backend services, authentication systems, database architectures, background jobs, and scalable application logic.

03

DIGITAL PRODUCT DEVELOPMENT

Turning product ideas and business requirements into functional, production-ready software systems.

04

REALTIME APPLICATIONS

Building applications involving realtime communication, WebSockets, Socket.io, market data, notifications, and live system updates.

05

AI INTEGRATION

Integrating modern AI models and APIs into practical software products, SaaS platforms, automation systems, and intelligent workflows.

06

SYSTEM ARCHITECTURE

Designing the relationship between frontend applications, APIs, databases, queues, workers, external services, and infrastructure.

Selected work

Real products, real systems — built end to end.

01 / 04FINTECH / TRADING PLATFORM

MAXIMUSTRUST

A financial technology platform involving trading/crypto/forex functionality, realtime market data, APIs, user systems, and modern web application architecture.

  • — Realtime market data
  • — Trading-related interfaces
  • — API integrations
  • — Authentication
  • — Backend services
  • — Realtime communication
  • — Responsive interfaces

React / Next.js / TypeScript / Node.js / APIs / WebSockets

VIEW PROJECT
Abstract system visual representing the MAXIMUSTRUST platform
02 / 04LAUNDRY MANAGEMENT / BUSINESS SOFTWARE

GERILI

A laundry management platform designed to manage operational workflows, customers, orders, services, tracking, and business processes.

  • — Customer management
  • — Order management
  • — Service management
  • — Tracking
  • — Backend APIs
  • — Authentication
  • — Operational dashboards

React / TypeScript / Node.js / Express / MongoDB / REST APIs

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Abstract system visual representing the GERILI platform
03 / 04SALES / INVENTORY / BUSINESS MANAGEMENT

WINOSTORE

A business management system designed around sales, orders, inventory, payments, commissions, customer ledgers, and debtor management.

Customer ledger & debtor management

  • — Sales management
  • — Order management
  • — Inventory
  • — Payments
  • — Commissions
  • — Business reporting

React / TypeScript / Node.js / Database / REST APIs

VIEW PROJECT
Abstract system visual representing the WINOSTORE platform
04 / 04EDUCATION / TALENT / DIGITAL PLATFORM

NORTHGARD NEXUS

A multi-service digital platform connecting learning, talent, and specialized education experiences — Forex Academy, Tech Courses, and Talent Hub sharing authentication and user identity while keeping separate service experiences and dashboards.

  • — Multi-service architecture
  • — Authentication
  • — Learning platform
  • — Video-based education
  • — Talent platform
  • — Service-specific dashboards
  • — Scalable application architecture

React / TypeScript / Node.js / APIs / Authentication

VIEW PROJECT
Abstract system visual representing the NORTHGARD NEXUS platform

My stack

Qualitative levels — not invented percentages.

  • TypeScriptCORE
  • JavaScriptCORE
  • ReactCORE
  • Next.jsCORE
  • ViteSTRONG
  • Tailwind CSSSTRONG
CORE
Technologies used regularly and central to my development workflow.
STRONG
Technologies I'm highly comfortable working with across real projects.
WORKING KNOWLEDGE
Technologies I have practical experience with and continue to deepen.

Experience

Responsibility for building real software systems.

  1. 01

    LEAD FULL-STACK ENGINEER

    MAXIMUSTRUST LTD

    • — Full-stack application development
    • — Backend systems
    • — APIs
    • — Realtime functionality
    • — Financial technology products
    • — System integration

  2. 02

    LEAD WEB DEVELOPER

    FRANKPOWER TECH LTD

    • — Web application development
    • — Frontend engineering
    • — Backend integration
    • — Product implementation
    • — Responsive web experiences

AI ENGINEERING DIRECTION

Building
with AI

I'm expanding from traditional full-stack engineering into AI engineering — integrating intelligent models into real software products rather than treating AI as a standalone experiment.

  • LLM INTEGRATION
  • AI APIS
  • AUTOMATION
  • AI WORKFLOWS
  • PRODUCT INTELLIGENCE
  • AI-POWERED SAAS

Software engineer building with AI

MODEL / API / PRODUCT

More than code

I DON'T JUST BUILD FEATURES.

I BUILD SYSTEMS.

I DON'T JUST WRITE APIs.

I DESIGN HOW PRODUCTS WORK.

I DON'T JUST INTEGRATE AI.

I TURN AI INTO PRODUCT EXPERIENCES.

CONTACT

Let's build
something.

Have an idea, product, system, or technical problem that needs to become real software? Let's talk.

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