Projects built with calm engineering
Examples of real-world systems delivered with clarity, precision, and long-term stability.
China Drama Web Stream (Dracin)
Ad-free China drama streaming with multi-source aggregation and fast episode updates.
Outcome: Reliable playback with fallback sources and lightweight delivery.
Node.js 
Vite 
Open Graph 
HLS.js 
Sharp 
ZeroBits Music
Lightweight music player streaming from YouTube/YouTube Music without ads or tracking.
Outcome: A free, efficient alternative with synced lyrics and personalized playback.
Kotlin Jetpack Compose Coroutines 
Ktor client + OkHttp Media3 (ExoPlayer) Koin (DI) 
DataStore + Room 
Cafe Website & Online Reservations
A modern cafe website with a digital menu, promo sections, and mobile-friendly reservations for local customers.
Outcome: Helped the cafe present a stronger brand, simplify reservations, and turn menu views into faster visits and orders.
SvelteKit 
Tailwind CSS 
TypeScript Vite 
ApiDrama Platform
Production API gateway that consolidates multiple drama providers with secure access, usage controls, and operational observability.
Outcome: Stable integrations for clients with API key auth, allowlist enforcement, and managed free/premium plans.
Go + Chi PostgreSQL 
Redis 
Telegram Bot 
Nginx 
Marketplace Website
Curated marketplace experience with fast checkout, multi-role seller tooling, structured product discovery.
Outcome: Launched secure Midtrans transactions, streamlined seller operations, and established a scalable foundation for long-term marketplace growth.
Next.js Tailwind TypeScript PostgreSQL 
Midtrans 
ZeroKernel
Deterministic embedded runtime and nano-kernel layer for ESP8266, ESP32, RP2040, STM32, and similar microcontrollers.
Outcome: More stable firmware timing, bounded task orchestration, and cleaner network-capable embedded systems.
Embedded C++ 
C 
Assembly 
MCU Runtime 
Astro Docs Specialized engineering capability
Beyond app delivery, we also handle difficult technical work that needs deep protocol and system understanding.
Reverse Engineering
Analyze undocumented APIs, request signatures, and app behaviors to build reliable integrations and internal tooling.
Protocol & Auth Analysis
Break down token flows, headers, and anti-abuse patterns to make systems auditable and maintainable.
Integration Recovery
Rescue unstable integrations with structured retries, caching, and fallback routing for production reliability.
What stays consistent across projects
Even with different industries, we keep delivery structured and transparent.
Clear scope alignment
We document the plan early to keep delivery measurable and avoid scope drift.
Reliable handover
Each project ships with documentation, runbooks, and structured support.
Stable, clean systems
We design with long-term maintainability so teams can extend without rework.