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Thanawin

Full-Stack AI Developer

Building production AI SaaS — from LLM integration and voice AI to multi-tenant backends

📍 Bangkok, Thailand  |  🌐 Remote Available
// AIB POS - Thai Voice Waitress
const THAI_VOICE_STREAM = 'LIVE'
WebSocket latency: 68ms • Simli avatar
About

Professional Summary

Full-Stack AI Developer with hands-on experience building and shipping production SaaS products. Specializing in AI-powered web applications — from LLM integration and voice AI to multi-tenant backend systems. Founded multiple products including an AI restaurant POS, a healthcare patient platform, and an AI music studio. End-to-end ownership: architecture → backend → frontend → deployment.

End-to-End Ownership Production SaaS AI Voice & LLM Multi-Tenant Architecture
4+
Live SaaS products shipped in 2025
Stack

Technical Skills

Full-stack toolkit for shipping AI products at startup speed

AI / LLM

OpenAI APIClaude APIRVC Voice CloningFAL APIPrompt EngineeringWebSocket Streaming

Backend

PythonFastAPINode.jsREST APIWebSocketSQLAlchemy

Frontend

ReactTypeScriptJavaScriptHTML/CSSNiceGUI

Database

PostgreSQLMySQLRedisSupabase

DevOps

DockerDocker ComposeNginxLinux (Ubuntu)CI/CDSSH

Cloud

Hetzner VPSCloudflare R2/CDNLet's Encrypt SSL

Tools

GitStripe APIffmpegVS Code
Work

Projects & Products

2025 — Present • SaaS

AIB POS — AI Restaurant POS System

Multi-tenant SaaS with AI voice waitress for real-time Thai-language ordering via WebSocket streaming. Implemented Simli avatar integration with gender-aware TTS (OpenAI / Azure / Botnoi).

ReactFastAPIOpenAIWebSocketPostgreSQL
2025 — Present • Healthcare

TeunDee Health — Patient Management Platform

AI-assisted patient intake and document processing pipeline. Developed role-based access control for clinic staff and physicians.

Live at tuendee.harvesthubs.app
ReactFastAPISupabase
2025 — Present • AI Music

MuseGen AI Music Studio

AI-powered music creation platform with Thai AI vocal artists. RVC voice cloning pipeline with custom-trained models, Stripe subscription + top-up billing.

FastAPINiceGUIRVCDockerStripe
2025 — Present • Platform

HarvestHub — Multi-Tenant SaaS Platform

Core infrastructure powering multiple products with shared auth, billing, and config.

Live at harvesthubs.app
Multi-tenantAuthBilling
Career

Work Experience

Test Engineer | Siam Commercial Bank (SCB) | 2024

API testing for backend services — endpoint reliability and data integrity. Performance testing to identify bottlenecks under load.

IT Support & Database Administrator | ALL Logistics Center | 2008 — 2010

Administered MySQL databases and Warehouse Management System (WMS). Developed internal web applications for operations.

Sales Representative | TOYOTA Co., Ltd. | 2010 — 2023

13 years in client management, negotiation, and consultative sales. Strong communication foundation now applied to technical client relationships.

Education

B.Eng. Computer Engineering, University of the Thai Chamber of Commerce, Bangkok | 2004 — 2007

Certifications

IBM eServer p5 Administrator for AIX 5L
Delta Electronics — QA-EMI Web Application Development Trainee

Languages

Thai — Native
English — Professional working proficiency