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Open to internship opportunities
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Open to internship opportunities

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J-arobo/README.md

Hi, I'm Joseph πŸ‘‹

Postgrad researcher & developer focused on distributed systems resilience, Artificial Intelligence, Data, cloud infrastructure, and full-stack development.
Open to internship positions.


πŸ”­ What I'm Working On

  • Building adaptive distributed systems that self-heal under chaos conditions on AWS
  • Developing a full-stack safari & travel booking platform serving the Kenyan tourism market

πŸš€ Featured Projects

🧠 Resilience-Antifragility System

Comparing adaptive vs naive API architectures under real chaos conditions on AWS

  • Designed 5 Flask API tiers (Naive β†’ Fragile β†’ Reactive β†’ Resilient β†’ Adaptive) with circuit breakers, retries, and chaos injection
  • Instrumented with Prometheus, Grafana & Loki for full observability; load-tested with Locust
  • Integrated Llama 3.1 (Groq) for real LLM calls under simulated production load
  • Deployed on AWS EC2 with Docker Compose

Stack: Python, Flask, Docker, Prometheus, Grafana, Locust, AWS EC2

View Repository β†’


🌍 Safari & Travel Booking Platform (In Progress)

Full-stack platform for discovering and booking safaris, rentals, hotels and tourism services across Kenya

  • Building a responsive UI with React/Next.js + TailwindCSS; REST APIs powered by Laravel with dual-database architecture (Supabase + MongoDB)
  • Implementing real-time features (live booking updates, vehicle tracking) using Socket.io
  • Integrating Leaflet.js + Google Maps API for interactive destination and route mapping
  • Securing with multi-method auth (Firebase, JWT, Bcrypt)
  • To be deployed across AWS, Google Cloud & Vercel for a scalable multi-service architecture

Stack: React, Next.js, Laravel, Supabase, MongoDB, Socket.io, Firebase, AWS, Google Cloud

View Repository β†’


πŸ” Food Delivery Mobile App

Cross-platform mobile app with order placement, payments and real-time delivery tracking

  • Built with Flutter (Dart) for a responsive cross-platform experience; iOS components in Swift
  • Integrated Google Maps for delivery tracking, Stripe & PayPal for payments
  • Implemented secure user authentication and session management

Stack: Flutter, Dart, Swift, C++, Laravel, Google Maps, Stripe, PayPal

Flutter Frontend β†’ β€’ Laravel Backend β†’ Live Project β†’


πŸ›  Tech Stack

Languages: Python, Go, Dart, JavaScript/TypeScript, Swift, C++
Frontend: React, Next.js, Flutter, TailwindCSS
Backend: Flask, Laravel, Node.js
Databases: Supabase, MongoDB, PostgreSQL
Cloud & Infra: AWS EC2, Google Cloud, Docker, Vercel
Observability: Prometheus, Grafana, Loki, Locust
Other: Socket.io, Firebase, Google Maps API, Stripe, PayPal


πŸ“Š GitHub Stats

GitHub Stats


πŸ“« Connect With Me

LinkedIn Email

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  1. Resilience-Antifragility Resilience-Antifragility Public

    Resilience & Antifragility patterns in distributed microservices β€” Flask APIs, Prometheus, Grafana, RL bandit, Groq LLM, AWS EC2

    Python

  2. shopping_app_backend shopping_app_backend Public

    Food delivery mobile app β€” Flutter frontend with Laravel REST API backend, Google Maps integration, PayPal payments, and real-time order tracking

    PHP

  3. food_delivery_app3 food_delivery_app3 Public

    Food delivery mobile app β€” Flutter client with real-time order tracking, Google Maps, and PayPal checkout. Backend: Laravel REST API

    Dart

  4. the-erranza the-erranza Public

    A full stack web application that allows users to list, discover and book safari travels and destinations, short and long term rentals, hotel, list and rent cars, sell & buy touristic items, offer …

    TypeScript