LokalIn Marketplace Web App
Curated MSME E-commerce Platform with Centralized Design System
Role
Full-Stack Development
Client
LokalIn Indonesia
Duration
6 weeks
Team
Studio Team (Full-Stack Collaboration)
Key Impact
Sub-second catalog search latencies and unified UX consistency across 20+ interface modules.
Project Overview
LokalIn connects verified micro, small, and medium enterprises (MSMEs) with local consumers through a modern e-commerce catalog experience. Engineered with strict MVC architecture on Next.js and Supabase, the platform features lightning-fast filtering, guest reviews, automated transaction notifications, and an enterprise design system.
Technical Challenges
- 1Enforcing strict design system rules and zero manual CSS across rapid sprint cycles.
- 2Managing high-volume guest inquiries and ratings without compromising spam resilience.
Engineered Solutions
- 1Implemented modular Shadcn/UI wrappers with centralized design tokens and reusable layout primitives.
- 2Constructed robust Supabase Row Level Security (RLS) policies and rate-limited API handlers.
Interface Artifacts
“The engineering discipline and design system rigor delivered by Rajwaa Studio gave LokalIn a polished, commercial-grade product foundation.”
Key Features Shipped
- Interactive Catalog with Real-Time Filters
- Seller Showcase & Verified Business Profiles
- Guest Rating & Feedback Mechanism
- Automated Email Notifications (Resend)
- Standardized UI Component Library
- Responsive Mobile-Optimized Catalog Flow
Engineering & Delivery Timeline
Week 1: Foundation & Design System
1 weekDesign tokens definition, Shadcn/UI wrapper setup, and Supabase database initialization.
Week 2–3: Public Catalog Engine
2 weeksMulti-parameter search, instant category filtering, and product showcase modules.
Week 4: Interaction & Notifications
1 weekGuest reviews logic, Supabase RLS security, and Resend automated notification dispatch.
Week 5–6: QA Polish & Production Launch
2 weeksCross-device responsiveness audit, performance tuning, and Vercel edge deployment.
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