Ryan.

Backend developer at Carro

Tint Aung
Khant.

You can call me Ryan.

Senior full-stack developer. Independent builder.

Based in Chiang Mai, with 8+ years of production experience specialising in Laravel/PHP and TypeScript. I build multi-region payments, multi-tenant SaaS and AI-powered commerce.

Tint Aung Khant
Chiang Mai, Thailand
years of production experience
8+
tenants on shared payments
6
markets on shared payments
4
open-source tools
4

Made with purpose.

Independent products and open-source tools,
built in 2026.

Open source

Where I’ve been.

8+ years across product teams, agencies and clients.

  1. Jun 2024 – Present

    Carro

    Backend Developer, Contract

    Building a shared payment gateway for 6 tenants across 4 markets in a two-developer team; initiated and own the payout flow. Designed and built the appointment backend used by 3 tenants and apps, and led backend development for Thai and Malaysian auction platforms.

    Laravel, MySQL, Spatie Permission, Multi-region payments

  2. Jun 2024 – Jul 2025

    Idealump

    Senior Full Stack Developer, Freelance · Japan

    Architected cross-sector fleet and utility scheduling for a Japanese distributor and owned two of three core management panels. Built royalty calculation engines for Japanese music associations, plus video upload and processing for copyright applications.

    PHP, Laravel, Livewire

  3. Feb 2022 – Mar 2025

    Airyno

    Full Stack Developer, Freelance

    Sole developer on most products; led 2–3 developers on larger projects and handled clients directly. Built AI-powered POS and unified chat with human handover, WordPress and Laravel content platforms, GPS tracking with CCTV, and real-time applications.

    Laravel, Vue, NestJS, WordPress, Godot, OpenAI / Anthropic, RAG

  4. 2021 – 2025

    Independent

    Full Stack Developer, Freelance

    An omni-channel CRM unifying Messenger, Viber and Telegram, alongside web applications for international clients through Fiverr and Upwork.

    Laravel, React, Vue

  5. Jun 2018 – Mar 2021

    Seasoft

    Full Stack Developer, Full-time

    Grew from junior to mid-level. Built social platforms, Stripe/GMO payments, queue-based email validation, analytics, form builders and a crypto payment gateway.

    Laravel, Vue, Stripe, GMO Payment, Queues, Role-based access

My everyday toolkit.

Backend
  • PHP 8
  • Laravel
  • Node.js
  • NestJS
  • Fastify
  • Go
Frontend
  • TypeScript
  • Vue
  • Nuxt
  • React
  • Next.js
  • TanStack Query
  • Livewire
Data & payments
  • MySQL
  • PostgreSQL
  • MongoDB
  • Firebase
  • Stripe
  • GMO Payment
AI & automation
  • OpenAI / Anthropic APIs
  • RAG
  • tool-calling agents
  • Claude Agent SDK
  • Trigger.dev
Engineering
  • OpenAPI
  • Pest
  • PHPUnit
  • Vitest
  • Claude Code
  • Codex
  • Cursor

Good things start
with a conversation.

Have a project in mind or just want to say hello? Message me on Telegram, or leave a note here.

For social handles, include the platform (e.g. Instagram: @yourname).