M

Moitsiemang Nkwamba

Cloudflare Developer · Full-Platform Cloud Application Developer

Building fast, secure, globally-distributed web applications on the Cloudflare platform — from serverless APIs and databases to AI-powered search and real-time collaboration tools.

📧 gtnkwamba@gmail.com 🔗 GitHub Portfolio

Contents

  1. At a Glance
  2. Core Skills
  3. Completed Projects
  4. Web Apps & APIs
  5. Data & Backend
  6. AI & Search
  7. Real-time & Messaging
  8. Security & Access
  9. Media & Content
  10. Services Offered
  11. Platform Coverage
  12. Let's Build Together

At a Glance Snapshot

2
Production Projects Built
15+
Cloudflare Products Used
20+
Project Types Available
100%
Cloudflare-Native

I design and build complete web applications on Cloudflare's global edge network — from simple APIs to multi-role platforms with databases, authentication, AI features, and real-time capabilities. Every project is deployed on Cloudflare's infrastructure for maximum speed, security, and scalability.

🛠️ Core Skills What I bring to the table

⚙️

Workers & APIs

Serverless API design, route handling, middleware patterns, request/response processing, TypeScript

🗄️

Database Architecture

D1 schema design, migrations, SQL optimization, normalized data models, bulk data operations

🔐

Authentication & Security

PBKDF2 password hashing, session management, role-based access control, PIN auth, audit logging

🎨

Frontend Development

HTML/CSS/JS, Tailwind CSS, responsive design, React Router, single-page applications, print layouts

📊

Analytics & Reporting

Dashboards, CSV exports, data visualization, completion tracking, statistical analysis, class rankings

🚀

DevOps & Deployment

Wrangler CLI, CI/CD pipelines, environment management, secrets, local/remote development workflows

Completed Projects 2 production systems

Real, deployed applications built on the Cloudflare platform.

● Live

Mega Size Marks API

Worker · D1 · Static Assets · TypeScript
A complete school marks management system for Mega Size Private Secondary School. Handles the full academic lifecycle from enrolment to report cards.
Key features:
  • Multi-role auth: admin, teacher, secretary, student, parent
  • Student & parent portal with PIN-based login
  • 15+ D1 tables with normalized schema
  • Academic year → term → assessment lifecycle
  • Bulk CSV imports for students, marks, subjects
  • Report cards, attendance, timetables, class rankings
  • Admin dashboard with analytics and completion tracking
  • Teacher allocation with permission-based mark entry
  • Parent-student linking and account management
  • Audit logging for all administrative actions
  • CSV export with multi-filter support
● Live

Taxi Rank App

React Router · Worker · D1 · Vite · TypeScript
A taxi rank management application with a React frontend and Cloudflare D1 backend.
Key features:
  • React Router with Vite build pipeline
  • D1 database with schema and seed data
  • Worker API routes
  • Full-stack TypeScript

🌐 Web Apps & APIs Available for clients

Web applications and API services I can build for your business.

🔗

APIs & Microservices

RESTful APIs, gateways, and backend services running on Cloudflare's global edge.
REST API Backend
Worker + D1

Custom API for any business domain — CRUD operations, authentication, validation, and documentation.

API Gateway
Worker + KV

Single entry point routing to multiple backends, with API key auth, rate limiting, and request transformation.

URL Shortener
Worker + KV

Branded link shortening service with analytics, custom codes, and expiration dates.

Webhook Handler
Worker + Queues

Receive and process webhooks from Stripe, GitHub, Shopify, etc. with retry logic and dead-letter queues.

🏢

Business Applications

Complete business systems with admin panels, dashboards, and user management.
School Management System
Worker + D1 + Assets

Student enrolment, marks, report cards, attendance, parent portal, teacher allocation. (Already built — see above)

Inventory & Orders
Worker + D1 + R2

Product catalog, stock management, order tracking, supplier management, CSV import/export.

CRM / Contact Manager
Worker + D1

Contact management, deal tracking, activity logs, pipeline views, team assignments.

Booking & Scheduling
Worker + D1 + KV

Appointment booking, calendar sync, availability management, email confirmations.

Multi-tenant SaaS
Worker + D1 + KV + Custom Domains

Per-tenant data isolation, subdomain routing, billing logic, role-based access within tenants.

Feedback & Survey Tool
Worker + D1

Custom forms, response collection, CSV export, admin dashboard, email notifications.

📝

Content & Publishing

Blogs, docs, and content management systems.
Markdown Blog / CMS
Worker + D1 + Assets

Write in markdown, store in D1, render as HTML. Admin panel for create/edit/delete, tags, search.

Documentation Site
Worker + D1 + Assets

Versioned docs, table of contents, full-text search, dark mode, print-friendly layouts.

Link Directory
Worker + D1 + KV

Curated link collections with categories, tags, click tracking, and submission forms.

🗄️ Data & Backend Storage & databases

🗃️

Database Solutions

Serverless databases, migrations, and data pipelines.
D1 Database Design
D1 + Migrations

Normalized schema design, migration files, indexes, constraints, seed data, backup/restore workflows.

Data Migration Pipeline
D1 + KV + Queues

Bulk import/export, CSV processing, data transformation, scheduled sync between systems.

External DB Connector
Hyperdrive + Worker

Connect Workers to existing PostgreSQL/MySQL databases with connection pooling and caching.

🪣

Object Storage & File Handling

File uploads, media storage, and document management with R2.
File Upload Service
R2 + Worker

Direct-to-R2 uploads, presigned URLs, file metadata in D1, virus scanning hooks, access control.

Image Gallery
R2 + D1 + Image Resizing

Upload images, auto-generate thumbnails, organize in albums, public/private sharing.

Document Manager
R2 + D1 + KV

Upload, version, tag, and search documents. PDF/image preview, download tracking, expiry.

Backup & Sync
R2 + D1 + Queues

Scheduled database backups to R2, cross-region sync, automated restore testing.

🤖 AI & Search Cutting-edge capabilities

🧠

Workers AI

Run ML models on the edge — text generation, embeddings, image classification, and more.
RAG Chatbot
Workers AI + Vectorize + D1

Upload documents, generate embeddings, answer questions with LLM using your data as context.

AI Customer Support
Workers AI + D1

Automated support bot that answers FAQs, escalates to humans, logs conversations.

Content Generator
Workers AI + D1

Generate product descriptions, email drafts, social posts, or summaries from templates.

Sentiment Analysis
Workers AI + Queues + D1

Classify feedback/reviews as positive/negative/neutral. Dashboard with trends over time.

🔎

Vectorize & Search

Vector databases for semantic search and AI-powered retrieval.
Document Search Engine
R2 + Workers AI + Vectorize

Upload PDFs, extract and embed text, semantic search returns relevant passages with links.

Product Recommendation
Vectorize + D1

"Similar items" feature using vector similarity search on product embeddings.

Knowledge Base Search
Vectorize + Workers AI

Search across documentation, FAQs, and internal wikis with natural language queries.

Real-time & Messaging Live features

💬

Real-time Applications

WebSocket-powered live features using Durable Objects.
Live Chat
Durable Objects + WebSocket

Real-time chat rooms, direct messages, typing indicators, presence, message history.

Collaborative Editor
Durable Objects + R2

Google Docs-style real-time editing with presence, conflict resolution, and auto-save.

Live Dashboard
Durable Objects + D1

Real-time metrics, live notifications, activity feeds, push updates without polling.

Multiplayer Game
Durable Objects + WebSocket

Turn-based or real-time multiplayer games with shared state and low-latency sync.

📋

Queues & Background Jobs

Async processing, job queues, and event-driven workflows.
Image Processing Pipeline
R2 + Queues + Image Resizing

Upload → queue → resize/compress → store results. Async, scalable, fault-tolerant.

Email Campaign Sender
Queues + D1

Queue email sends, process in batches, track opens/clicks, retry failures.

Report Generator
Queues + D1 + R2

Generate large PDF/CSV reports asynchronously, notify user when ready, store in R2.

Event-Driven Microservices
Multiple Workers + Queues

Decoupled services communicating via events — orders, inventory, notifications, analytics.

🔒 Security & Access Protection & identity

🛡️

Authentication Systems

Custom auth, role-based access, and identity management.
Multi-Role Auth System
Worker + D1

Password hashing (PBKDF2), session cookies, role-based access (admin/teacher/student/parent). (Already built)

API Key Management
Worker + KV

Issue, rotate, and revoke API keys. Rate limiting per key, usage tracking, scoped permissions.

OAuth Integration
Worker + D1

Sign in with Google, GitHub, etc. Token storage, profile sync, session linking.

🌐

Zero Trust & Access

Protect internal apps and APIs with Cloudflare Access.
Internal App Protection
Cloudflare Access

Put internal dashboards, admin panels, and APIs behind identity-based access control.

Tunnel Setup
Cloudflare Tunnel

Expose local development servers or internal services securely without opening firewall ports.

🎬 Media & Content Streaming & delivery

📹

Video & Streaming

Video hosting, live streaming, and on-demand playback with Cloudflare Stream.
Video Platform
Stream + Worker + D1

Upload videos, transcode automatically, embeddable player, view tracking, access control.

Live Streaming
Stream + Worker

Live inputs, real-time streaming, recording, DVR playback, viewer counts.

Course Platform
Stream + D1 + Worker

Video lessons, progress tracking, quizzes, certificates, student portal.

🖼️

Image & Asset Delivery

Image optimization, CDN delivery, and asset management.
Image Optimization
Image Resizing + R2

Auto-resize, format conversion (WebP/AVIF), responsive srcsets, lazy loading.

Static Site Hosting
Pages + Assets

Deploy static sites (Hugo, Astro, Eleventy) with custom domains, redirects, and headers.

Asset CDN
R2 + Cache API

Serve files from R2 with edge caching, custom cache rules, and purge-on-update.

💼 Services Offered How I can help

🏗️

Full-Stack Development

End-to-end web application development on Cloudflare.

  • API design and backend development
  • Database schema design and migrations
  • Frontend development (HTML, React, Tailwind)
  • Authentication and user management
  • Admin dashboards and analytics
  • Deployment and CI/CD setup
🔧

API & Backend

Build or extend your API backend on Cloudflare Workers.

  • REST API development
  • D1 database design and optimization
  • Third-party API integrations
  • Webhook handlers
  • Background job processing with Queues
  • CSV import/export pipelines
🤖

AI Integration

Add AI capabilities to your existing applications.

  • Chatbots and virtual assistants
  • Document search and RAG systems
  • Sentiment analysis
  • Content generation pipelines
  • Vector similarity search
  • Embedding generation and storage
🚀

Migration & DevOps

Move existing applications to Cloudflare or set up infrastructure.

  • Migrate from traditional servers to Workers
  • D1 database setup and data migration
  • R2 storage migration from S3
  • Secrets and environment management
  • Deployment pipelines
  • Performance optimization

☁️ Cloudflare Platform Coverage Products I work with

Every Cloudflare product I can integrate into your project.

Workers

Serverless compute

📄
Pages

Static site hosting

🗄️
D1

SQL database

🔑
KV

Key-value store

🪣
R2

Object storage

📋
Queues

Message queuing

🧬
Durable Objects

Stateful compute

🤖
Workers AI

ML model inference

📐
Vectorize

Vector database

🚀
Hyperdrive

DB connection pooling

📹
Stream

Video streaming

🖼️
Image Resizing

Image optimization

🔒
Access

Zero Trust auth

🌐
Tunnel

Secure tunneling

🔍
AI Search

Managed search

📜
mTLS

Certificates

🤝 Let's Build Together

Have a project in mind? I can design, build, and deploy it on Cloudflare's global network — from a simple API to a full platform with AI, real-time features, and databases.

📧 Start a Conversation