Hein Soe

Full-Stack Software Engineer

Summary

Full-Stack Engineer with 6+ years building production SaaS platforms, REST APIs, and AI-integrated systems. Proven track record delivering end-to-end — schema design, backend architecture, and deployment. Google CASA certified. Remote-first, with strong delivery record working with Japanese and Singaporean teams. Open to relocation.

Skills

Core: TypeScript, JavaScript, Node.js, React, Next.js, PostgreSQL, SQL

Backend: Express.js, Fastify, Hono, REST API Design, Prisma ORM, Drizzle ORM, OpenAPI/Swagger

Frontend: Tailwind CSS, Radix UI, TanStack Query, TanStack Router, React Hook Form, Zod, Tiptap

Cloud & Infra: AWS (Rekognition, S3), GCP (Cloud Run, Cloud SQL), Cloudflare Workers, Docker, GitHub Actions CI/CD, Firebase, Linux VPS

Integrations: Stripe, Gmail API, Google OAuth 2.0, Gemini AI, OpenAI SDK, Web Push Notifications

Security: JWT, AES Encryption, RBAC, Google CASA Certification, GDPR Compliance

Familiar with: MySQL, Redis, MSSQL

Experience

meeeetup.com

Full-Stack Engineer | March 2026 – Present | Remote to Japan

Building a B2B face recognition service platform. Developed REST APIs and real-time face identification, enabling partner companies to integrate visitor recognition into their own applications.

Built REST APIs with Hono on Bun for face recognition and visitor management
Implemented real-time face identification using AWS Rekognition and MediaPipe for partner integrations
Architected multi-app monorepo with Portal, Camera, Account, and Landing apps

Tech: Hono, Bun, Vite, React, Next.js 16, TypeScript, AWS Rekognition, AWS S3, TanStack Router, TanStack Query, Drizzle ORM, PostgreSQL, Tailwind CSS

Giant More Co., Ltd. (株式会社モア)

Full-Stack Engineer | November 2024 – February 2026 | Remote to Japan

Space Navi — Rental Space Analytics SaaS (Solo Developer)

Architected multi-tenant REST APIs (Fastify/Node.js) and PostgreSQL schema from the ground up
Earned Google CASA certification by passing a 54-question OWASP security assessment
Engineered automated email parser (REGEX + AI fallback) achieving 100% parsing accuracy on 1,000+ emails per batch
Built AI Analytics Chat with Gemini 2.0 Flash — function calling, RAG-lite context management, generative UI
Delivered 10–100x query performance gains through strategic indexing and query optimization
Integrated Stripe subscription billing with real-time usage dashboards

Time Flow App — Workforce Management System

Designed REST API and PostgreSQL schema supporting time tracking, leave, and overtime workflows
Implemented RBAC, Web Push notifications, and Japanese Labor Law (労働基準法) compliance logic

Future Platform — Crowdfunding Platform (Frontend)

Developed rich text editor with Tiptap, integrated Stripe payments, Firebase auth, and i18n support

Tech: Next.js 14/15, React 19, TypeScript, Fastify, Prisma ORM, PostgreSQL, MySQL, GCP Cloud Run, Stripe, Gemini AI, Firebase

Brain Wave Data

Full-Stack Developer | 2021 – 2024 | Yangon, Myanmar

Maintained hospital management systems (remote to Singapore) — resolved critical bugs in queue, visitor, and patient nurse workflows, improving system stability
Built clinic management frontend (ClinicHub) with appointment booking and doctor management
Delivered complete streaming platform landing page (MEGA Music) in 1 week under urgent deadline
Developed ISP corporate website (MEGA Network) with interactive SVG coverage map and API-driven pricing

Tech: Next.js, React, Express.js, Node.js, jQuery, MSSQL, Redis

Personal Projects

Sargalay — LLM API Gateway for Myanmar Developers (Solo Developer)

Engineered edge-first proxy (Cloudflare Worker + Hono RPC) routing to 300+ AI models with real-time token-level billing
Built SSE-based MMPay/MMQR payment flow with live confirmation — no USD card required
Architected monorepo with shared Zod schemas and Hono RPC for end-to-end type safety across 3 apps
Tech: Hono, Cloudflare Workers, D1, Next.js 15, Vite, TanStack Router, Drizzle ORM, Gemini AI

NaviGo — AI Career Navigator for Myanmar Youth (Solo Developer)

Built Telegram bot with AI career coach using Gemini tool calling — silently extracts user profiles from natural conversation
Designed dual matching system: 3072-dim pgvector embeddings for semantic search + 7 custom dimensions for instant recommendations with zero AI calls
Automated content pipeline with Payload CMS hooks — auto-tagging, metadata fetching, and fire-and-forget embedding generation
Tech: Next.js 15, Payload CMS, PostgreSQL, pgvector, Drizzle ORM, grammY, Gemini AI, Vercel AI SDK

View Portfolio | View Projects