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RKB
Md Abdur Razzak Rakib
Marketplace

263ProLink

Service Marketplace Platform

A platform where users can provide and receive services. Supports subscription-based access, one-time payments, and real-time communication.

What was the measurable impact?

Facilitated seamless service transactions with real-time communication

What problem did 263ProLink solve?

Service providers and clients needed a centralized platform to offer and access services with flexible payment options and instant communication.

How was 263ProLink solved?

Built a subscription and payment-enabled marketplace with service listings, real-time messaging, and notification support to connect clients with providers efficiently.

How is 263ProLink architected?

Subscription Lifecycle Engine with Webhook Dispatcher & RBAC Authorization

Ensures seamless transition between free, tier-based, and enterprise service provider privileges with automated subscription sync.

  • Role-Based Access Control (RBAC) middleware for multi-tenant service providers
  • Stripe Subscription lifecycle synchronization via asynchronous webhooks
  • Direct client-to-cloud presigned URL asset uploads for service portfolios

What was hard to build in 263ProLink?

Challenge 1

Subscription status sync failures leading to unauthorized access or premature feature locks.

How it was solved

Constructed a resilient event-driven Stripe webhook listener that updates tenant permissions atomically and logs unhandled webhook events for automated retry.

Challenge 2

Server bandwidth exhaustion caused by high-resolution work portfolio uploads.

How it was solved

Offloaded media uploads by generating presigned AWS S3 / Cloudflare R2 URLs on backend, allowing clients to stream files directly to object storage.

What can 263ProLink do?

  • Service provider and client marketplace
  • Subscription and one-time payment options
  • Real-time messaging and notifications
  • Service listing and management
  • Secure authentication and role-based access

What tech stack does 263ProLink use?

Node.jsExpress.jsMongoDBSocket.ioRedisStripe