Bali Tech Research

Empirical studies on distributed systems, Rupiah-native AI inference, 3D beach clubs, villa operations, IoT fleet protection, and QRIS rails.

Published Research Archive

Showing 10–18 of 39 studies
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Fleet, POS & Civic 2026-11-03 7 min read

SOP Digital Contract & E-Signature for Foreign…

Disputes regarding compensation for damage to rental vehicles involving foreign tourists often harm local rental owners due to the absence of a legally valid written contract with digital evidence. This article examines how the RentalShield Bali implements certified electronic signatures and recording evidence of vehicle condition before handover.

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QRIS & FinTech 2026-11-02 8 min read

Bootstrapped SaaS Unit Economics Calculation on Bali

The era of venture capital funding that demands exponential growth by burning promotional capital has ended (*tech winter*). This article dissects the unit economics case study Balian App: how to build 12 profitable software products from day one with a lean server infrastructure cost structure of under IDR 500,000 per month.

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Fleet, POS & Civic 2026-11-01 9 min read

PostgreSQL Multi-Tenant Architecture with Row-Level…

Building multi-tenant SaaS systems is often caught between two troublesome extremes: separating databases per tenant (high maintenance overhead) or manually filtering tenant IDs in each application query (prone to data leaks due to code omissions). This article describes the implementation of Row-Level Security (RLS) on the Balian App architecture.

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Systems & UX 2026-10-31 8 min read

Core Web Vitals Optimization for iPhone Safari

More than 78% of foreign tourists on Bali access destination websites via Apple iPhone devices using the Mobile Safari browser. This article dissects the technical methodology of the Balian App in optimizing Largest Contentful Paint (LCP < 1.2s) and Interaction to Next Paint (INP < 50ms) in limited roaming cellular signal conditions.

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Systems & UX 2026-10-30 8 min read

WebAuthn & FIDO2 Passkeys

The cost of sending OTP SMS via Indonesian cellular operators (Rp. 350 - Rp. 600 per message) burdens the operational costs of digital platforms, in addition to the risk of telephone number hijacking crimes (SIM Swap) and social engineering fraud. This article describes the transition of the Balian Pass authentication system towards WebAuthn Passkeys based on device local biometrics.

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Systems & UX 2026-10-29 9 min read

Offline-First & SQLite WASM Architecture

Internet connectivity in the coastal areas of Uluwatu cliffs, Ubud hills, and Nusa Penida often experiences sudden blackouts during extreme weather or a surge in tourist load. This article dissects the offline-first architecture on the Rinse POS and Balian Loyalty which ensures cashiers can continue to scan receipts and print orders without an active internet connection.

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Systems & UX 2026-10-28 8 min read

Anti-AI Slop Frontend Design Philosophy

The flood of uniform AI-generated websites—with neon purple gradients, exaggerated rounded corners, and identical cards without subject identification—is creating visual fatigue among modern consumers. This article explores how the Balian App's frontend architecture adopts Japanese design disciplines (Wa-iro, Ma, and asymmetric layout) to deliver a world-class awards gallery standard web interface.

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QRIS & FinTech 2026-10-27 8 min read

QRIS Cross-Border Interoperability

The cross-border payments partnership between Bank Indonesia, the Monetary Authority of Singapore (NETS), Bank Negara Malaysia (DuitNow), and Bank of Thailand (PromptPay) allows foreign tourists to transact directly using their home country bank's application at QRIS Bali merchants. This article examines the benefits of merchants who no longer deduct foreign credit card fees.

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Hospitality & Villa 2026-10-26 7 min read

Economic Golden Hour

More than 60% of the daily turnover of premium west coast beach club Bali occurs within the 120 minute window at sunset. This article examines how the Balian Club utilizes tidal telemetry data and astronomical weather forecasts to maximize yield revenue per daybed.

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