Case studies that show how AI work was turned into usable, shipped systems.

The featured work stays close to Umar's core positioning: applied AI products, model-connected tooling, and engineering decisions that hold up outside demos.

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Projects in the portfolio

Archived work remains visible when it adds useful proof, but the homepage stays selective.

Featured

The strongest proof stays in front.

These projects lead the portfolio because they best represent the AI-engineering narrative on the homepage.

Full-Stack AI Chatbot

Associate AI Engineer at CUBO Systems International

September 2025

Secure AI assistant workspace with authentication, file ingestion, and retrieval-backed chat for business knowledge workflows.

  • Implemented JWT and OAuth2-based authentication for protected user sessions.
  • Added file upload and retrieval workflows to ground model responses in uploaded knowledge.
NestJS React PostgreSQL Prisma ORM
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PostgreSQL MCP Server

Associate AI Engineer at CUBO Systems International

July 2025

Python-based Model Context Protocol server that lets LLMs inspect, query, and update PostgreSQL data through structured tools.

  • Exposed database CRUD operations through MCP-compatible tools.
  • Focused on reliable query execution so LLM-driven workflows could interact with live relational data.
Python FastMCP PostgreSQL SQL
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Predictive Vehicle Maintenance System

Associate AI Engineer at CUBO Systems International

February 2025 - May 2025

Applied machine learning workflow for anticipating maintenance needs with experiment tracking and an operator-facing web UI.

  • Trained and evaluated predictive models for maintenance forecasting.
  • Used MLflow for experiment tracking and model versioning.
Python Random Forest LightGBM MLflow
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Archive

Secondary project work is still available without competing for the first impression.

Archived entries are intentionally quieter, but remain useful as supporting evidence for breadth.