National Investment Fund
Danantara Indonesia
Frontend Engineer · 2024–2025
Pre-launch + initial launchPublic landing for Indonesia's sovereign investment fund. The current, more complex site is a later redesign, not mine.
Programmer
Zhadin
just an alias
A programmer with 10+ years building digital products, from government systems to products started from scratch.
Tight timeline, small project, or a deadline day or night? I’m ready. Transparent pricing, and whoever you are, from a single person to a company, I’ve got you.
Less drama, less cost.
Indonesia, available remotely
Selected Work
A few things worth showing.
National Museum
Museum Nasional · iHeritage
Frontend Engineer · 2024
Demo showcaseA heritage gallery concept for the National Museum's 2024 revitalization reopening.
Djarum · Community Platform
Kolaborasi KITA
Backend Engineer · 2023
Community and retail-partnership platform for a major national brand. Digitized a scoring model from spreadsheet to system.
Company Platform
Mukti Sejahtera Teknik
Fullstack · 2025
Company profile and catalog site for an industrial-equipment firm, designed and built end to end.
mukti.co.id→
Property Marketplace
Rumahkulaku
Fullstack · Ongoing
A property marketplace for Indonesia: listings, a KPR mortgage simulator, and bank partnerships.
rumahkulaku.com→Experience
The last ten years, more or less.
2026–Present
Independent
Fullstack EngineerSupporting a media platform and a Singapore-based company.
2025–2026
Wings Group
Backend EngineerBackend and legacy-system maintenance (Java) for HR modules at a major Indonesian FMCG group.
2022–2025
Independent
Fullstack EngineerSelected clients across government, culture, and enterprise: Danantara, Museum Nasional, Djarum, and more.
2023–2025
Wistkey Tech (Hong Kong)
Remote ProgrammerSoSoMall · Green Hoop
Backend and frontend for a social commerce app and a recycling data platform for a Fujitsu Hong Kong client.
2020–2022
PT Telkom Indonesia
ProgrammerMyPertamina
Backend for the national fuel-subsidy platform.
2019–2020
Cartenz Technology
ProgrammerZeePOS · TOSKA
POS platform and Jakarta's online tax system.
20+ Host-to-Host integrations2018–2019
Artha Graha Network
ProgrammerKlikUMKM
Backend for a P2P lending platform; turned a credit-scoring model into code.
2017–2018
PT Mayora / Loket Pintar
ProgrammerTokoPintar
Digital PPOB payments platform for EDC and mobile.
2016
IBM Indonesia
Software Engineer InternSantara
Field-engineer monitoring platform within Global Technology Services.
About
A quiet operator
For over a decade I have shipped software that people actually use: national fuel-subsidy platforms, government tax systems, fintech credit engines, social commerce, and full company products. Backend is home; I move into frontend and DevOps when a project needs it.
I work best as the trusted technical person in the room, the one who understands the business rule behind the feature and delivers something that lasts. Much of my best work is not public, and that suits me. I prefer a handful of serious engagements over a loud portfolio.
Free Resource
See all→Take what you need, free.
Contact
How can I help?
I take on a small number of confidential engagements. No forms, no back-and-forth, just reach me on WhatsApp and we’ll talk.