Case Studies
Case Studies
Deep dives into real projects: problems, approaches, solutions, and results.
Resona Perdania Corporate Website - Modern B2B Identity
Revamped corporate website with Next.js, Strapi CMS, custom plugins, and Japanese-inspired B2B branding.
Client: Resona Perdania
Role: Full-Stack Engineer
Results:
- Custom CMS plugins replacing paid features
- Performance optimization with CDN + caching
- +3 more
Sinartama E-RUPS - Real-Time Electronic Shareholder Meetings
Built a real-time E-RUPS platform supporting 300+ concurrent users with Zoom integration, WebSocket voting, and multi-role access control.
Client: Sinartama Gunita (Share Registrar)
Role: Full-Stack Engineer
Results:
- 300 concurrent users per meeting
- Real-time voting and Q&A with WebSocket
- +3 more
Music Distribution Platform - Licensing & Digital Contracts
Built a music distribution platform with payment gateway, digital signatures, and 20GB file uploads.
Client: PT Daya Arsana
Role: Full Stack Engineer
Results:
- Payment gateway integration (NicePay)
- Digital signature contracts (Privy)
- +2 more
HRIS System - Web & Mobile Application
Built an HRIS system from scratch with a scalable design system and React Native mobile app.
Client: PT Digitalisasi Anak Bangsa
Role: Mobile & Full Stack Engineer
Results:
- Built from the ground up (frontend + mobile)
- Scalable design system for consistent UI
- +2 more
PAMAFix SAP - Transforming Monolith to Microservices
Revamping a monolithic ERP into microservices architecture - OTC module with dynamic forms, error handling, and .NET integration.
Client: PAMA Persada (Mining)
Role: Full-Stack Engineer
Results:
- Microservices architecture migration
- Dynamic forms handling complex financial data
- +3 more
PAMAFix Opex Capex - Financial Reporting Module
Built complex financial reporting with expandable tables, dynamic summaries, and Budget vs Actual comparisons.
Client: PAMA Persada (Mining)
Role: Full-Stack Engineer
Results:
- Interactive expandable tables with drill-down
- 18+ column Opex summary with column management
- +3 more
Mind-ID Portal Recruitment - Enterprise Recruitment Platform
Spearheaded the frontend of a multi-subsidiary recruitment portal using Next.js 14 and Shadcn UI.
Client: MIND ID (Mining Industry Indonesia)
Role: Full-Stack Engineer
Results:
- Multi-subsidiary recruitment integration
- Multi-tier approval workflow
- +3 more
Kalla Property Management - Full-Stack Real Estate System
Built a comprehensive property management system for Kalla Group's real estate portfolio.
Client: Kalla Group
Role: Full-Stack Engineer
Results:
- Full-stack ownership (frontend + backend)
- Property listing management for 50+ properties
- +2 more
DPR RI Open Data - Making Parliament Data Accessible
Built the open data portal for Indonesian Parliament - high traffic, strict requirements, real impact.
Client: DPR RI (Indonesian Parliament)
Role: Full-Stack Engineer
Results:
- Public data portal serving researchers and journalists
- High traffic infrastructure handling 10K+ daily requests
- +2 more
DOT Indonesia Backoffice - Project Monitoring System
Built internal monitoring system for project managers at DOT Indonesia - checklists, payment milestones, and talent management.
Client: PT. Digdaya Olah Teknologi Indonesia
Role: Frontend Engineer Intern
Results:
- Project checklist management
- Payment milestones tracking
- +3 more