Portfolio

Things I have built and shipped.

Production systems, AI pipelines, fintech platforms, and mobile products — each project listed here ran in the real world with real users and real consequences.

AI & Backend Systems

Where I focus today

AI · Fintech · Real-time

PolarStakes

Real-time prediction market with AI-integrated support. Built the Django backend, asynchronous processing layer, and a retrieval-grounded LangChain assistant that replaced most of the manual support workflow.

Reduced manual support workload by 60%
High-frequency transaction handling with PostgreSQL
WebSocket real-time communication
Celery + Redis async job processing

Django PostgreSQL LangChain Redis WebSockets

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Fintech · Payments · SaaS

DeepFinance

Accounting and financial management platform with real-time P&L tracking, expense management, multi-currency support, and automated tax handling. Standardized how payment providers are integrated across the system.

Reduced code duplication by 60% across payment integrations
Centralized transaction verification logic
Real-time financial reporting

Python Laravel PostgreSQL Payment APIs

94.63% Classification Accuracy 0.921 Dice Segmentation Score

Computer Vision · Thesis · Medical AI

Automatic Detection of Melanoma

Master's thesis project: a multi-stage pipeline for detecting and segmenting biological markers in multispectral medical imaging data. Combines object detection and precision segmentation into an automated workflow.

Multi-stage pipeline: YOLOv11 detection → SAM 2 segmentation
Reduced manual labeling effort by 85%
Designed for reproducibility and clinical applicability

PyTorch YOLOv11 SAM 2 OpenCV Docker

🩺 AI-assisted respiratory diagnostics from chest X-ray data

Medical AI · Inference · Docker

RadCare Assistant

AI diagnostic assistant that identifies respiratory indicators in chest X-rays. Built as a deployable inference service with containerized workflows designed for clinical-style environments.

End-to-end inference pipeline with real-time model serving
Dockerized deployment for consistent, portable execution
Focused on reliability and reproducibility

Python TensorFlow Docker Azure

GitHub repo

1,000+ Data points processed daily

Streaming · NLP · Analytics

Social Media Sentiment Analysis

Real-time streaming pipeline for ingesting, classifying, and visualizing social media sentiment at scale. Combines distributed data processing with ML-driven classification and interactive dashboards.

Apache Spark streaming ingestion pipeline
NLP classification models for trend detection
Interactive monitoring dashboards

Python Apache Spark TensorFlow MongoDB

GitHub repo

Platform & Mobile Products

Earlier product engineering

MusicMine

Fan engagement, artist monetization, and rewards platform. Built backend services, REST APIs, payment integrations, and contributed to Flutter mobile features.

Laravel Flutter REST API

MMtech ISP Platform

Multi-tenant ISP infrastructure management. Designed VPN provisioning with WireGuard and RouterOS, role-based access, and subscription workflows.

Laravel WireGuard RouterOS

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Kotoko Express

Mobile platform for Asante Kotoko football fans. Delivered on Android and iOS with live content, membership cards, and fan engagement features.

Flutter Firebase

Google Play

Voteezy

Advanced voting platform for reality shows, awards, and elections. Cross-platform mobile and web with payment integrations.

Laravel Flutter Payments

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Miss Golden Stool

Pageant companion app with live voting, contestant profiles, video streaming, and photo galleries. Built for Android and iOS.

Flutter Firebase

Google Play