I ship interfaces people trust with their money.

Pintu ↗

• Built and maintained spot & futures trading features in Pintu Pro, including isolated margin, stop orders for perps, and off-chain send flows and addresses.
• Improved web load performance with infinite pagination, filtering, search, and list virtualization for hundreds of crypto assets on the trade page.
• Developed Swap & Transfer (IDR straight into a USDT futures wallet) and a shareable profit-and-loss image generator.
• Orchestrated WebSocket and REST data flows to keep prices in sync while cutting redundant API calls.
• Guarded actions by KYC state and permissions, made maintenance messaging editable by non-engineers via Strapi, and built internal tools to control prices and transactions — plus the Pro landing page, SEO, and analytics.

OY! Indonesia ↗

• Owned the recipient-name inquiry flow before disbursement — adding fallback logic, caching, and DB persistence to cut vendor cost and raise match rates.
• Built end-to-end International Remittance disbursement and a customizable transaction receipt (custom header, palette, logo, footnote; export as JPEG/PDF or email).
• Managed tiered and non-tiered admin-fee pricing (by frequency or volume) and a mobile web bulk-disbursement flow.
• Integrated Firebase for dynamic config and built internal tools to bulk-update config and transaction status from ops-uploaded CSV/XLSX.

Apple Developer Academy ↗

• Built iOS apps with both MVC and MVVM, including Board It, an iPad app for learning and creating storyboards, with navigation and local storage.
• Handled augmented reality for Furney, an iPhone app for 3D measurement and visual comparison between available space and furniture.
• Owned data storage and a PDF generator for Legalin, an app that generates various legal documents.