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coderbenny/README.md

Benny Mathew

Full-Stack & AI Engineer · Nairobi, Kenya 🇰🇪

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Portfolio LinkedIn Email Blog


🚀 About me

I'm a Full-Stack & AI Engineer with 4+ years shipping software that real people use. I currently build telecom Value-Added Services and production LLM/RAG workflows at Zuri Health, where the systems I maintain support 50,000+ monthly healthcare transactions at 99.9% availability.

Outside of that, I independently design, build and ship products end-to-end - 10+ live applications across fintech, marketplaces and AI. I care less about frameworks-for-their-own-sake and more about the boring things that make software trustworthy: correctness under load, clean data and systems that don't wake you up at 3am.

  • 🔭 Currently building: Snapit - an open-source, local-first encrypted clipboard vault (Flutter + Flask)
  • 🧠 Currently learning: deeper MLOps & model serving, vector search at scale and Rust for systems work
  • 🩺 Proudest ship: Glycosight - a clinical AI that grades diabetic retinopathy from retinal scans (EfficientNet-B4, sub-second inference)
  • ✍️ I write about the hard parts of what I build - race conditions, LLM guardrails, zero-downtime deploys - on my blog
  • 💬 Ask me about: fintech ledgers & M-PESA, production LLMs, telecom (SMS/USSD/IVR), or shipping solo
  • 🌍 Based in Nairobi (GMT+3) · open to remote roles & collaborations

🛠️ Tech I build with

Languages Python TypeScript JavaScript Dart SQL

Frontend React Next.js Tailwind Flutter

Backend & AI Flask FastAPI Node.js PyTorch Celery

Data & Infra PostgreSQL MySQL Redis Docker GCP Nginx


📦 Featured work

Project What it does Stack Impact
Glycosight Clinical AI grading diabetic retinopathy from fundus images FastAPI · PyTorch · OpenCV · Next.js Sub-second inference; EfficientNet-B4 trained on ~6k merged clinical images
Snapit Local-first encrypted clipboard vault (open source) Flutter · Dart · Flask · Redis AES-256-GCM cross-device sync
SmartMinds Digitizing Kenyan savings circles (Chamas) Next.js · Flask · MySQL · M-PESA 30+ active Chamas · 99.9% ledger accuracy
TabMemory Accountability-first tab manager Next.js · Flask · Redis/Celery 1,000+ memories · 99.9% fulfillment
Gemify Africa Discovery & booking marketplace Next.js · Flask · GCP 200+ listings · real-time booking
Errands By Us On-demand errand marketplace Next.js · Flask · MySQL 500+ errands · 98% satisfaction

More live products on my portfolio →


🧭 How I work

  • Ship, then refine. I'd rather have something live and learning from real users than perfect on my machine.
  • Money and health code is different. For ledgers and clinical systems I default to strong consistency, explicit locking and guardrails - "move fast and break things" doesn't apply when it's someone's savings or diagnosis.
  • I write about what I build. Documenting the hard decisions makes me a better engineer and helps whoever hits the same wall next.
  • Always learning in public. Every project teaches me something I didn't know when I started it - and I'm genuinely happy to be the least experienced person in the room if it means I grow.

📊 GitHub in numbers

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🤝 Let's build something

I'm open to remote engineering roles, freelance builds and collaborations - especially anything in fintech, AI, or products for emerging markets. I reply to most messages within a day.

🌐 Portfolio  ·  💼 LinkedIn  ·  ✉️ bhinnexclusive@gmail.com  ·  📝 Blog

Thanks for stopping by - if any of my work is useful to you, a ⭐ makes my day.

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  1. portway-agent portway-agent Public

    The local agent binary for Portway. It connects a service running on your own machine to a tunnel you created on the dashboard.

    Shell

  2. snapit snapit Public

    Snapit is a cross-platform clipboard sync system that keeps your clipboard in sync across your Mac, Android phone, and browser in real time.

    1

  3. bennyhinn.life bennyhinn.life Public

    A modern, interactive portfolio website showcasing my work as a Full Stack Software Engineer specializing in VAS solutions and marketplace platforms. Built with Next.js 15 and featuring a unique sl…

    JavaScript 1

  4. creditGraph_BE creditGraph_BE Public

    A graph-based relational database management system (RDBMS) API for alternative credit scoring of Small and Medium Enterprises (SMEs) in Africa.

    Python

  5. creditGraph_FE creditGraph_FE Public

    A high-performance, premium dashboard built with Next.js, designed for SMEs and financial institutions to manage their node identity, institutional trust, and relationship-based credit scoring.

    JavaScript

  6. Content-Idea-Generator-SEO-Optimizer---n8n Content-Idea-Generator-SEO-Optimizer---n8n Public

    An intelligent n8n workflow that automatically generates, categorizes, and organizes content ideas using AI-powered analysis, keyword research, and trend monitoring.

    1