Client PT. Karen Technology Indonesia (Promark System Group)
Place Sukabumi, Jawa Barat, Indonesia
Development of a national-scale B2C/C2C marketplace platform by PT Promark Solusi Digital (formerly PT Karen Technology Indonesia), integrating multi-vendor e-commerce, multiple payment gateways (Xendit, Midtrans), a lifetime WhatsApp Gateway, and an integrated POS cashier system.

*Click the button above to try and explore the live demo interface of the UMKMOKE marketplace system.
Digital Transformation of the MSME Ecosystem Through a Full-Stack Marketplace
UMKMOKE.COM is a multi-vendor marketplace platform developed by PT. Promark Solusi Digital (formerly PT. Karen Technology Indonesia). The platform is designed as a comprehensive digital ecosystem that integrates E-Commerce, Fintech, Logistics, and Business Mentorship Programs into a single, unified, and scalable system architecture.
1. Advantages in Architecture, UI/UX, & Business Empowerment
The system is built on principles of navigational simplicity, high performance, and inclusive features for MSMEs:
- Accessible & Responsive Design: Flexible layouts for desktop, tablet, and native Android applications.
- Mentorship & Capital Access: Supports the integration of business assistance programs, mentoring, and information on capital loan aid for MSME partners.
- Multi-Theme & Branding: A selection of interactive visual themes featuring dedicated promotional landing pages and informative storefront displays.
- Operational Ease for Sellers: Bulk product importing, product videos on item pages, store operating hour integration, and interactive location maps.
2. Fintech Integration & Complex Transaction Management
To facilitate smooth, automated, and secure financial transactions, the Promark System implements an integrated electronic payment network:
- Multi-Payment Gateway: Direct integration with Xendit (Direct Payment & Auto-Disbursement), Midtrans, Tripay, and Ipaymu.
- Extensive Payment Channels: Supports instant transactions via QRIS, bank Virtual Accounts (VA), e-wallets, and retail outlets (Indomaret/Alfamart).
- Balance System & Account Automation: Features for account balance deposits, automated seller fund withdrawals, automated transaction tracking, and dispute management/Resolution Center.
3. Integrated Logistics & Real-Time Communication
- Automated Shipping System: Integration of the RajaOngkir PRO API for precise shipping cost calculations and up-to-date tracking, complemented by support for distance-based (per-km) internal courier services.
- Self-Hosted WhatsApp Gateway: Real-time, automated transaction notifications sent to buyers and sellers via WhatsApp, eliminating reliance on third-party monthly fees.
4. Enterprise-Scale Business Expansion Features (Major Upgrade)
Advanced development includes modern business modules designed to accelerate market growth:
- Point of Sale (POS): An integrated cashier system that links offline and online store transactions in real-time.
- Multi-Level Pricing & Affiliate: Tiered pricing structures (Retail, Wholesale, Agent, Distributor), referral/affiliate commission systems, and a "Mall Center" feature for featured products.
- User Privileges & Role Management: Granular CRUD access control for multi-level operational security.
- Server Performance Optimization: Efficient transaction database queries and full compatibility with PHP 8.1+ environments to stably handle thousands of concurrent requests.
Legal History Note: The UMKMOKE.COM project was developed and continuously managed under the auspices of PT. Karen Technology Indonesia prior to the official legal update and brand rebranding to PT. Promark Solusi Digital.