HMNN.

Web & Mobile Developer

Hello, I'm
HTOO MYAT NYI NYI

I am a Full-Stack Web & Mobile Developer dedicated to crafting high-performance, responsive web applications and cross-platform mobile apps. Specializing in Next.js, React, React Native, Node.js, Express, ElysiaJS, and Prisma ORM, I build robust, scalable end-to-end solutions that deliver exceptional user experiences across all devices.

hmnn

Year of experience

Web projects

Mobile projects

Code commits

My Tech Stacks

Frontend Development

Building scalable web apps with React, Next.js, and Redux Toolkit for complex state management.

Next.jsReactRTK QueryTailwind

Mobile Development

Cross-platform mobile applications using React Native and Expo with shared business logic.

React NativeExpoUniwindRTK Query

Full-Stack Logic

Type-safe development using Next.js Server Actions and Prisma for seamless data flow.

Server ActionsPrisma ORMNode.jsExpress

Database Design

Relational database modeling and optimization for high-performance applications.

PostgreSQLMySQLDatabase Schema

Deployment

Deployment applications for reliable scaling.

VercelDockerRenderGit

Technical Toolbox

GitAdvanced
Next.jsAdvanced
ReactAdvanced
React NativeIntermediate
Node.jsAdvanced
ElysiaJSAdvanced
Tailwind CSSIntermediate
Shadcn UIIntermediate
Redux ToolkitAdvanced
RTK QueryAdvanced
PrismaAdvanced
PostgreSQLAdvanced
DockerIntermediate
CI/CD PipelinesIntermediate
Antigravity IDEAdvanced

Why Hire Me?

I build scalable, type-safe applications with modern tech stacks and a focus on clean user experiences.

Work Experience

Junior Next.js Developer

Dec 2022 - Nov 2023

DigitalMarketing.com.mm

Developed full-stack applications using Next.js & Prisma with PostgreSQL. Built responsive UIs with Tailwind CSS and Shadcn UI. Integrated OAuth authentication & Docker.

Freelance Full-Stack Developer

Present

Self-employed

Building full-stack web and mobile apps (React, React Native, Next.js, Express, Prisma). Implemented Stripe payment integrations and OAuth authentication.

Education

2015 - 2019

B.Sc Geology

Mawlamyine University

Studying (2025 - Present)

Master of Science in Environmental Science

Mahidol University

Featured Projects

Explore my recent work. Here is a list of projects I've built across web and mobile platforms.

jobDiary - Job Application Tracker
01Full Stack React.js & Node/Prisma ORM

jobDiary - Job Application Tracker

A comprehensive job application tracker for both jobseeker and company to connect. Features include job posting, company review, job alert, interview scheduling and one-on-one chating.

Next.jsTailwindCSSshadcn/uiServer ActionsPrisma ORMPostgreSQLDockerVPS hostingDomain NameMaintenance
Live Demo
Demo Video (Soon)
Ceresia - Modern E-commerce
02Ecommerce with Stripe Payment

Ceresia - Modern E-commerce

High-performance store using Next.js Server Actions and Prisma ORM. Implements secure checkout and integration with Stripe and type-safe database interactions.

Next.jsPrisma ORMServer ActionsStripe Paymentshadcn/uiTypeScript
Live DemoRepository
Demo Video (Soon)
MimaYmyo
03Portfolio Page

MimaYmyo

A sleek portfolio page for MimaYmyo, showcasing her services and offerings with a modern design and responsive layout with build in dashboard for admin to update content

Next.jsTailwindCSSFramer MotionTypeScriptcloudinaryRechartslucide-react
Live Demo
Demo Video (Soon)
Oasislab - Tech Platform
04Full Stack Nextjs & NeonDB

Oasislab - Tech Platform

Oasis is the next gen Tech Platform for startup to connect and collaborate.

Next.jsTailwindCSSshadcn/uiServer ActionsPrisma ORMPostgreSQLDockerVPS hostingDomain NameMaintenance
Live Demo
Demo Video (Soon)
My Personal Portfolio
05Portfolio

My Personal Portfolio

A portfolio website built with Next.js, showcasing my projects and skills. It uses Prisma ORM for database management and implements server-side rendering (SSR) for improved performance.

NextjsTailwindCSSFramer MotionNodemailerServer ActionsPostgreSQL
Live DemoRepository
Demo Video (Soon)
Online & Offline ERP/POS system for retail & wholesales
06Mobile ERP/POS system

Online & Offline ERP/POS system for retail & wholesales

A ERP/POS system for retail and whole sale store. It supports both online and offline mode and syncs data when the internet connection is available.

React NativeExpoSQLite & drizzle ORMUniwindCSScustom UI kitGoogle Play StoreApple App StoreGithub ActionsCI/CD pipelineOTA release
Demo Video (Soon)
Social Networking App
07Social Networking App

Social Networking App

A social networking app with following features: - User authentication - Post creation and sharing - Commenting and liking - User profiles - Push notifications - Real-time updates - Image and video sharing - Chat and messaging - Group creation and management - Event creation and management

React NativeExpoSQLite & drizzle ORMRedux ToolkitRTK QueryGoogle Play StoreApple App StoreElysiaJSPrisma ORMWebsocketTailwindCSSUniwindDockerPostgreSQLGoogle Play StoreApple App Storelivekitminio & zapilineGithub ActionsCI/CD pipeline
Demo Video (Soon)
Available for Hire

Let's Work Together

Have a project in mind, a question, or want to discuss full-time/freelance opportunities? Feel free to drop a message!

Contact Information

I typically respond within 24 hours. Connect through any of the channels below.

Emailhtoomyatnyinyi@gmail.comSend an email anytime
Phone+66 081 415 2515Anytime
Line ApphtoomyatnyinyiDirect messaging
LocationBangkok, ThailandOpen to relocation & remote work
Social Channels

Send Me a Message

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