Software engineer · AI integration · Full-stack development

I engineer intelligent products that are built to scale.

I'm Jahswill Onuegbu, a software engineer with 5+ years of experience building SaaS products, cloud-native platforms, and production-ready Web2 and Web3 solutions. I specialize in Python, JavaScript, AI agents, machine learning, LLM integration, and full-stack systems.

Get in touch Download Resume

Emailonuegbujahswill@gmail.com Phone+356 9998 9225

LocationMalta

Currently based in

Malta

Building production AI and cloud systems, while teaching the next generation of developers.

Years

3,000+

Marketplace users

Cloud platforms

Experience

From product architecture to production.

Leadership and hands-on delivery across AI SaaS, cloud platforms, marketplaces, business systems, and technical education.

2026Hybrid, Malta

Coding Instructor

ESINED Group

Deliver structured coding instruction in hybrid formats, adapting lessons and support to varied skill levels.

Design hands-on exercises and guided projects that turn programming concepts into practical skills.

Provide individualized code review, debugging support, assignment feedback, and technical mentoring.

Focus: Programming instruction, guided projects, code review, debugging support

Jan 2026 - Mar 2026Remote

Software Engineer (Freelance)

Ceemore Smart Luxury Estates

Led end-to-end delivery of a custom real estate platform, from requirements and architecture through production.

Built secure authentication and a role-based staff portal for analytics, listings, and administration.

Created workflows for property projects, client records, inquiries, support, and follow-ups.

Built scalable Node.js APIs and PostgreSQL models for high-traffic workloads.

Deployed to Microsoft Azure with GitHub Actions CI/CD and production release pipelines.

Stack: Next.js, React, TypeScript, Node.js, PostgreSQL, Microsoft Azure, GitHub Actions

2025 - 2026AI-Powered SaaS Platform · Remote

Technical Lead & Senior Full-Stack Engineer

HackrPost

Led the engineering team and owned the architecture, delivery, and deployment of an AI content and social publishing platform.

Architected Node.js, Express, and MongoDB services for content, analytics, and publishing.

Integrated OpenAI and fine-tuned models using cleaned, structured, and validated training data.

Built X scheduling and AI auto-posting with OAuth, BullMQ, Redis, and multiple workers.

Deployed Docker services to Azure and GCP with CI/CD and automated test coverage.

Stack: Next.js, TypeScript, Node.js, Express, MongoDB, OpenAI, BullMQ, Redis, Docker, Azure, GCP

2024 - 2025EdTech Platform · Remote, Nigeria

AI & Software Engineer

AurifyAI

Built an AI learning platform with multimodal study experiences, agentic workflows, and cloud-native services.

Built a responsive Next.js interface for AI-generated study content, quizzes, and audio.

Designed multi-stage AI and agentic pipelines for content generation and workflow orchestration.

Designed FastAPI services and asynchronous processing architecture to support high-volume AI workloads.

Deployed Dockerized microservices with Kubernetes and GitHub Actions CI/CD.

Stack: Next.js, FastAPI, Gemini, Vertex AI, AWS S3, Celery, Redis, Docker, Kubernetes

2023 · 6 monthsRemote

AI Integration Specialist & Engineer

Gold Dust AI

Led delivery of AI automation, integration, and workflow solutions for consulting clients.

Designed AI workflows integrating OpenAI and LLM APIs with client applications and business systems.

Connected forms, CRM, analytics, and third-party services through REST APIs and webhooks.

Built a responsive Next.js website with strong performance, accessibility, and lead capture.

Added validation, logging, monitoring, and error handling for production reliability.

Stack: OpenAI, LLM APIs, REST APIs, webhooks, Next.js, React, analytics, monitoring

2022 - 2024Design Marketplace · Remote, Nigeria

Lead Frontend Engineer

PLPFactory

Led frontend engineering for a design marketplace serving more than 3,000 users and visitors.

Built responsive flows for browsing, buying, selling, and managing digital design assets.

Created reusable component systems and consistent UI patterns across the platform.

Implemented Redux state management for sessions, marketplace data, and user interactions.

Led planning, code reviews, UI testing, and delivery coordination across teams.

Stack: React, Redux, component systems, UI testing, engineering leadership

2022Online Coding Community · Remote

Programming Instructor & Community Mentor

Coderzwave

Taught programming to hundreds of students through structured live classes, exercises, and community workshops.

Designed practical lessons and guided projects that made core concepts accessible.

Mentored students through debugging, problem-solving, code reviews, and technical challenges.

Led interactive technical discussions and question-and-answer workshops.

Focus: Live instruction, coding exercises, mentoring, code review, community learning

Jan 2021 - Dec 2022Hybrid, Nigeria

Full-Stack Software Engineer & Business Systems

J.J Willmin

Built business systems for construction projects, clients, employees, advertising, and sales operations.

Built a custom CRM for managing and following up on leads across the sales pipeline.

Engineered a load-balanced architecture supporting thousands of requests per minute.

Created client and employee workflows that centralized records and operational activities.

Implemented visit, event, campaign, and advertising performance tracking.

Stack: React, jQuery, Styled Components, CRM systems, load-balanced architecture, analytics

Technical range

Systems thinking across the stack.

Product engineering from low-level C and backend services to responsive interfaces, AI pipelines, cloud infrastructure, security, and test automation.

Python

JavaScript

TypeScript

React.js

Next.js

Node.js

Express.js

FastAPI

PHP

Laravel

Tailwind CSS

PostgreSQL

MySQL

MongoDB

Redis

SQLite

Docker

Kubernetes

AWS

Microsoft Azure

GCP

GitHub Actions

CI/CD

OpenAI API

LLM Integration

AI Agents

GraphQL

End-to-end product architecture, engineering leadership, and delivery

AI agent development, ML engineering, NLP, and LLM integration

Cloud-native delivery across AWS, Microsoft Azure, and Google Cloud

REST, GraphQL, webhooks, OAuth, and microservices architecture

OWASP principles, JWT authentication, and automated testing

Scalable SaaS, Web2, and Web3 product engineering

Education & certifications

A foundation that keeps expanding.

Formal information technology training, computer science coursework, and independently validated software engineering skills.

Education

International Diploma in Information Technology

Domain Academy · Malta

Completed

CS50: Introduction to Computer Science

Harvard University · Online

Ongoing

Certifications

Frontend Developer (React) Certificate

HackerRank

Software Engineer Certificate

HackerRank

The Complete Full-Stack Web Development Bootcamp

Udemy

Key projects

Algorithms, systems, and AI products.

Selected work showing both computer science fundamentals and production-focused product engineering.

Harvard CS50 Coursework

C Algorithms & Core Systems Engine

A low-level systems collection implemented in C, covering graph algorithms, high-performance lookup, cryptography, and manual memory management.

Built Plurality and Tideman voting simulations with directed graphs and recursive cycle detection.

Engineered a spell checker around a custom hash table and bucket-based lookup strategy.

Managed memory directly with malloc and free, using Valgrind to eliminate leaks and invalid access.

Implemented Caesar and Vigenere ciphers with modular transformations and robust input handling.

CAlgorithmsData StructuresValgrind

Coursework project collection

AI Startup Planning Platform

BuildPilot

Generates structured startup roadmaps, MVP scopes, target users, and execution phases.

LaravelInertiaOpenAIPest

View project

AI Writing Assistant

Inkwell

Helps users strengthen, reshape, and refine their writing through an intentionally focused interface.

AIFrontendSaaS

View project