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 / 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-003 / 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