Volume 2 - Issue 2, March - April 2026

The proliferation of fragmented software tooling in modern organizations creates significant productivity loss through context-switching between isolated task management and communication systems. Development teams routinely operate across separate platforms—issue trackers such as Jira or Trello for task coordination, and communication tools such as Slack or Discord for team discussion—leading to knowledge silos, delayed decision-making, and a compounding increase in workload friction. This paper presents DevCollab, a fully integrated, production-grade, multi-tenant Software-as-a-Service (SaaS) platform that unifies real-time project management with scoped team communication under a single application framework. The system is engineered on a hybrid architecture comprising Next.js 14 (App Router) for server-side rendering, Supabase (PostgreSQL) for relational data integrity and database-enforced Row Level Security (RLS), and Convex for persistent WebSocket-driven real-time synchronization. Media delivery is optimized through Cloudinary and monetization is facilitated by a Razorpay payment gateway with cryptographic webhook verification. Key features include a drag-and-drop Kanban board with optimistic UI state updates, per-project scoped messaging with real-time attachments, project-level invitation management, multi-provider OAuth authentication with account identity linking, and a subscription-based billing model. User studies indicate a marked reduction in tool-switching overhead and measurable improvements in collaborative task visibility. DevCollab demonstrates that multi-tenant systems can simultaneously achieve rigorous data isolation and sub-100ms real-time interactivity at scale.

Arshath Mohammed A, Dr. Vani G,"DevCollab: A Scalable, Multi-Tenant SaaS Platform for Real-Time Project Management and Team Collaboration with Integrated Authentication and Payment Systems" International Journal of Advanced Multidisciplinary Research and Educational Development, V2(2): Page(1095-1115) Mar-Apr 2026. ISSN: 3107-6513. www.ijamred.com. Published by Scientific and Academic Research Publishing.