Hello. Iām RJ,
Full-Stack Developer.
I build scalable web applications and captivating interactive platforms,
transforming complex challenges into polished, end-to-end solutions.
Things I've Built
Global Manufacturing Manual Repository
Multilingual digital library centralizing the client's global manufacturing manuals in 12 languages. Features role-based access, version control, and automated document categorization, improving documentation consistency across facilities.
Technologies
Premium Ice Cream E-Commerce Platform
E-commerce platform with admin dashboard and storefront for retail, B2B, and subscription customers. Supports inventory, orders, logistics, and subscriptions, processing thousands of monthly orders.
Technologies
Japanese Restaurant Chain Platform
Restaurant platform with admin dashboard, website, and mobile app. Manages branches, inventory, orders, and reservations. Mobile app enables ordering, pickups, and real-time table booking.
Technologies
Metropolitan Rail Transit System
Transit system serving 300,000+ daily commuters. Features live crowd monitoring, QR ticketing, and real-time schedules via WebSockets. Reduced platform congestion and improved commuter experience.
Technologies
Logistics Fleet Management
Fleet system with distance-based payroll, trip management, and route optimization. Automated payroll cut manual work by 80% and boosted operational efficiency.
Technologies
Children's Entertainment Venue Platform
Venue platform with booking, loyalty, and e-learning. Admin dashboard handles scheduling, lockers, CRM, and subscriptions. Web and mobile apps offer bookings, educational content, and rewards.
Technologies
Entertainment Venue Chain Website
Interactive website with D3.js map showing all branch locations, services, and details through a dynamic visual interface.
Technologies
Cybersecurity Recruitment Platform
Recruitment platform with Jira integration, automating job postings and applicant management within Jira. Cut recruitment time by 60%.
Technologies
Industry Association Analytics Portal
Member portal with advanced data visualization tools, demographic heatmaps, and business insights. Serves 1,000+ BPO members with interactive analytics.
Technologies
Shopping Mall Indoor Navigation
Indoor navigation system with D3.js-powered map builder, GPS wayfinding, and rewards programs. Supports multi-branch operations with thousands of daily users.