hi, i'm sarbeh
tangerang, banten, indonesia
founder @ pt cahaya petunjuk inovasi
building bantu ai — ai saas platform bridging technology with islamic principles.
Timeline
2024
founder at
PT Cahaya Petunjuk Inovasi-jan 2024 - present
Kalkulator Waris Syafi'i: Islamic inheritance calculator with fiqh-based calculations
RAG Library: Fiqh knowledge base from student notes with agentic search
Specialized search for Shamela Turath and trusted Islamic references
Agent & Affiliate System: User analysis and inter-user affiliate capabilities
JWT/RBAC authentication with advanced user behavior tracking and analytics
Learning ED Focus: Refactored legacy code, optimized educational platform
Image Optimization System: Enhanced user experience increasing purchase intent
Performance boost: 85% load time reduction, 2MB→500KB bundle size
Fixed CMS bugs, implemented image upload fix, CSS layout refactoring
Legacy code optimization and database restructuring for better performance
Upgraded CKEditor security and implemented "Related Blog" feature
Web Developer at
PT NCI- jan-mar 2024 (freelance)
Medical Clinic System: End-to-end frontend for healthcare management
FIGMA to ReactJS+Tailwind: data tables, filters, forms, medical workflows
2023
Programmatic SEO: Created 100 SEO pages, acquired clients in 3 days
Built SEO-optimized landing pages for events and marketing campaigns
Tech Stack: Svelte, Cloudflare CDN for security and speed optimization
Developed programmatic SEO and blog/image/PDF converter microservices
Automated nginx and systemctl setup, perfect client-side performance score
Tech Stack: Python, unoconv, LibreOffice, Linux VPS, HTMX
Fullstack Web Developer at
Pt Strong and Trusty- may-jun 2023 (part-time)
Yayasan Naik Kelas & Ma'had Maliah: Educational platforms with quizzes and videos
Web Vitals score 85+ with multimedia member area and advanced authentication
Tech Stack: Astro.js, Alpine.js, Svelte, Vue.js, React, Vercel serverless
2020-2022
Frontend Engineer at
Sunat Ceria- jan 2020 - oct 2022
WordPress to Astro migration: Lighthouse 100 desktop, 98 mobile scores
Cost reduction by 90%, dramatically improved website speed and performance
Advanced SEO strategies, local SEO dominance, advertising and link-building
Foundation years: Built expertise in SEO, frontend development, and performance optimization