All Projects

Multi-tenant digital signage platform where I built a custom API gateway, modular services, and reliable messaging so new screens can be onboarded without downtime.

• Designed and implemented the NestJS microservices architecture and custom API gateway.
• Integrated Redis, RabbitMQ, and PostgreSQL to keep messaging and data flows reliable.
• Collaborated with frontend developers to align API contracts with React/Redux needs.

Interview management tool where candidates answer AI-generated questions and are scored automatically through a Python/Gemini service that I wired into the core workflow.

• Extended the Rails application with new flows for AI‑generated interviews.
• Connected the Python/Gemini scoring service with secure APIs and background jobs.
• Worked with stakeholders to refine scoring logic and reporting views.

Backend for a trading mobile app using NestJS, Prisma, and PostgreSQL, focused on getting features out quickly while keeping data and calculations correct.

• Implemented RESTful APIs in NestJS to power core trading flows and account management.
• Introduced Redis caching to reduce database load when updating trade and status data.
• Used Prisma with PostgreSQL for type-safe queries and schema management.
• Handled client communication and delivered features continuously during the project timeline.

Content operations system for marketing teams, built with Next.js and Node/TS, using Azure B2C login, webhooks, sockets, Stripe billing, and automation with ChatGPT and Adobe InDesign.

• Built core Next.js pages and Node/TS APIs for content workflows and approvals.
• Integrated Azure B2C auth, Stripe billing, and webhooks for external services.
• Implemented socket‑based realtime updates and automation with ChatGPT and InDesign.

Operations console for airline data with a React/MUI frontend and a NestJS/TypeORM API, deployed to AWS with clean repository patterns and a focus on day-to-day usability.

• Set up the NestJS backend with TypeORM and connected it to the PNR database to fetch flight data.
• Normalized and stored flight and booking data in PostgreSQL so it was easier to query and report on.
• Designed and built the React frontend using MUI and React Query for data fetching and state handling.

Automotive website built with Next.js and Tailwind/DaisyUI, tuned for quick page loads and a clean browsing experience on both desktop and mobile.

• Built a static marketing site for an automotive brand using Next.js for routing and page generation.
• Used Tailwind CSS with DaisyUI components to design a clean, responsive layout for showcasing vehicles.
• Optimized images and layout for fast loading times on both desktop and mobile devices.

SaaS digital signage content management system built on the MERN stack, with canvas-based layout editing, real-time screen updates, and Stripe billing for subscription plans.

• Built the SaaS digital signage CMS on the MERN stack with React on the client and Node/Express on the server.
• Implemented canvas-based screen design, real-time updates, and media storage using Fabric.js, RTC, PostgreSQL, and S3.
• Integrated Stripe for subscription billing and managed the codebase with Git.

Full MERN e‑commerce store with Stripe payments, Redux state management, and S3 media storage so the client could manage products, orders, and assets in one place.

• Built the e-commerce frontend with React, Material UI, Formik forms, and Redux for state management, plus real-time updates using RTC.
• Developed the backend API with Node.js, Express.js, Sequelize ORM, and PostgreSQL, using S3 for product images and media storage.
• Integrated Stripe payment gateway for secure checkout and managed the project with Git version control.

Debian (.deb) desktop application using realtime sockets, push notifications, and S3-backed media so updates reach users without manual refreshes.

Windows (.exe) desktop application backed by a Node/Express API with sockets, push notifications, and S3 media storage for a smoother user experience.

Lightweight blog site built with React and Tailwind CSS, using client-side routing for smooth navigation between posts.

Research prototype exploring how machine learning and early AGI techniques could detect and prevent security issues in quantum cloud robotics workloads.

Internal operations system with canvas-style tooling and analytics dashboards, deployed to AWS to support the client’s internal teams.

Software-as-a-service product with a React front‑end and Ruby on Rails backend, built to onboard customers quickly and support recurring usage.

Society management web application using React, Redux‑Saga, and Material UI to handle residents, payments, and administration tasks.

Crypto gaming website built with React where users can play multiple games and earn ROXO tokens as rewards.

Admin portal built with React to manage users, content, and configuration from a simple web dashboard.

Commerce site for collectibles built with React, focused on clear product presentation and an easy browsing experience.

NFT landing site built with React to showcase the Meta Street Apes collection and guide users into the ecosystem.

Marketing website built with React to present the Buey Tuhan brand and core offerings.

Gaming-focused website built with React to highlight titles, news, and community updates.

Gaming and token site built with React to promote the Xee Verse token and related experiences.

Exports-focused website built with React to showcase Kenyan products and connect buyers with suppliers.