PRJ-001 / platform / NDA
Vehicle Rental Platform
Rent a scooter or e-bike from an app: scan the QR, the physical lock opens over cellular, ride, park in a permitted zone, pay by the minute from a prepaid wallet.
Node.jsExpressMongoDBSocket.IOTCP
ls ~/production
Every system, explained
Problem, approach, outcome, and the architecture decisions with their tradeoffs. Filter stacks combine: pick two tags to see projects using both.
MongoDBRedisE-commerceERPFintechIoTMulti-tenantPaymentsReal-timeSaaSExpressNext.jsNode.jsReactSocket.IOVue.jsAWSCloudflare R2BashJavaScriptLuaPythonPentestingGemini APIOneSignalStripeTurf.js
PRJ-002 / platform
Game Key Marketplace
A three-sided digital marketplace: a supplier catalogue of tens of thousands of listings, kept in sync, priced in local currency, sold through a payment gateway with automated key delivery.
Node.jsExpressMongoDBMarketplaceE-commerce
PRJ-003 / platform / NDA
Freelance Marketplace with Escrow
Two-sided marketplace for architecture and design work: the platform holds the money until delivery is confirmed, with bidding happening in real-time chat.
Node.jsExpressMongoDBSocket.IOMarketplace
PRJ-004 / saas / NDA
Multi-tenant CMS and Billing Platform
One backend serving many client websites, each defining its own content types, its own team permissions and its own subscription.
Node.jsExpressMongoDBCMSMulti-tenant
PRJ-005 / platform / NDA
Retail Investment Fund Platform
Mobile-first investing: complete identity verification, get approved, put money into managed funds with a stated return, and watch profit accrue into an in-app wallet.
Node.jsExpressMongoDBFintechPayments
PRJ-006 / platform / NDA
Online Course Marketplace
Teachers publish video courses grouped by college, students buy through a gateway or in cash, and purchase unlocks the lectures.
Node.jsExpressMongoDBLMSPayments
PRJ-007 / platform
Event Ticketing Platform
Ticket booking for events and workshops, with QR-based validation at the door and local payment rails.
Node.jsExpressMongoDBVue.jsPayments