Muhammad Faza — Full-Stack Engineer

I build systems that keep things moving.

Trucks on live dispatch maps. Therapy sessions routed across LLMs. Tokens through a regulated exchange. I ship production software end to end — currently from Jakarta for clients in Seoul.

Open to full-time roles · remote or hybrid

Shipped systems

Production software, real clients, my hands on the whole stack.

Logistics / B2B SaaS

WithVUS

Software Engineer · Aisahub, Seoul (remote) · 2025 — now

Fleet operations platform for Korean waste-collection companies — trucks, drivers, routes, customers and jobs on one dispatch board.

  • Calendar-based dispatching: schedule future jobs, assign drivers, trucks, routes and pickup/delivery locations
  • Interactive Mapbox maps with custom routing and real-time truck tracking
  • Weighbridge, invoice, tax and government compliance workflows

Mapbox · Real-time tracking · Complex workflows

AI / Mental health

Octos & Roulin

Primary developer · Aisahub, Seoul (remote) · 2025 — now

AI-powered chat and meditation platform, built hand-in-hand with licensed psychiatrists and the client.

  • Multi-LLM chat pipeline — OpenAI, Claude, Gemini — with supervisor calls, phase-based logic and contextual memory recall
  • ElevenLabs meditation audio: generation, streaming, segmented regeneration, stitching
  • Led delivery: onboarded support devs, reviewed PRs, guided feature cycles

Django · Next.js · Firebase · AWS

Web3 / Fintech

NVX Launchpad & Exchange

Full-Stack Developer · BTSE.ID, Jakarta · 2024 — 2025

Real-world-asset launchpad and crypto exchange for the regulated Indonesian market.

  • Launchpad frontend for web and mobile plus its Node.js backend; internal admin system built from scratch
  • Integrated Indonesian regulatory requirements; contributed to ISO 27001:2022 implementation
  • Maintained the exchange platform (PHP, Vue) and its public API docs

React · React Native · Node.js · PostgreSQL

Route log — recent first

Three companies, three domains, one habit of owning the release.

  1. 2025.07 — NOW

    Aisahub Seoul · remote

    Software Engineer

    Commercial SaaS and AI products for Korean clients. Owner of client-facing products from architecture to release.

    • WithVUS — calendar-based dispatching: schedule future jobs, assign drivers, trucks, routes, pickup/delivery locations
    • Mapbox maps with custom routing logic and real-time truck tracking; weighbridge, invoice, tax and government document workflows
    • Octos/Roulin — multi-LLM chat pipeline (OpenAI, Claude, Gemini) with supervisor calls, phase logic and contextual memory recall
    • ElevenLabs meditation audio: generation, streaming, segmented regeneration and stitching
    • Primary developer on Octos/Roulin — worked directly with the client and licensed psychiatrists, reviewed PRs, onboarded support devs

    Django · Next.js · Firebase RTDB · AWS · Mapbox · ElevenLabs

  2. 2024.04 — 2025.07

    BTSE.ID Jakarta

    Full-Stack Developer

    Web3 launchpad, exchange platform, admin systems, Swagger API docs, regulatory integration and ISO 27001:2022.

    • Web3 launchpad frontend for web and mobile, backed by a Node.js server
    • Internal admin management system built from the ground up — React frontend, Node.js backend
    • Maintained and debugged the NVX Exchange platform (PHP, Vue); API docs in Swagger UI, Markdown and PDF
    • Integrated Indonesian regulatory requirements; contributed to ISO 27001:2022 implementation

    React · React Native · Node.js · PHP · Vue · PostgreSQL

  3. 2024.01 — 2024.03

    Savart EV Sidoarjo

    Junior Full-Stack Developer

    Electric-motorcycle app in React Native, Golang server, real-time GPS tracking over OpenStreetMap with hardware sensors.

    • Maintained the mobile app (React Native), website (WordPress, PHP) and server (Golang)
    • Real-time GPS tracking on OpenStreetMap fed by motorcycle hardware sensors
    • Converted existing applications to TypeScript for maintainability

    React Native · Golang · WordPress · OpenStreetMap · TypeScript

  4. 2023 — ONGOING

    Hacktiv8 & BINUS Surabaya / Jakarta

    Full-Stack JS Immersive · B.Sc. Computer Science

    Hacktiv8 immersive bootcamp graduate; Computer Science degree in progress at Bina Nusantara University, GPA 3.7.

    • Hacktiv8 Full-Stack JavaScript Immersive graduate; certified in "Crafting Scalable Go Apps" (REST APIs with Golang + PostgreSQL)
    • B.Sc. Computer Science at Bina Nusantara University (employee class), current GPA 3.7
    • Earlier chapter: Rotary youth exchange in Wisconsin, USA — robotics club and the 2018 FIRST Robotics Competition

    JavaScript · Golang · PostgreSQL · CS fundamentals

Working stack

Tools I've shipped with, not just tried.

Languages
JavaScript · TypeScript · SQL · PHP · Golang · Java · Python
Frontend
React · React Native · Next.js · Vue · Redux · Zustand · Pinia · Tailwind
Backend & data
Node.js · Express · Django · GraphQL · PostgreSQL · MongoDB · Firebase · Gin / GORM
Cloud & ops
AWS · Docker · CI-friendly Git flow · Swagger · Jira / agile sprints
AI & maps
OpenAI · Claude · Gemini · ElevenLabs · LLM pipeline design · Mapbox · OpenStreetMap

Also built

Side projects, when the day job isn't enough.

Next stop

Hiring a full-stack engineer
who ships?

Jakarta (GMT+7), fluent in remote-first work across timezones. Usually replies within a day.