Tommy Z

Tommy Zhang

Full Stack Developer & AI Commerce Builder

Full-Stack Developer with expertise in React, Next.js, TypeScript, Node.js, and Shopify ecosystem. Currently building AI-powered commerce tools and conversational AI agents. Previously led digital transformation projects in E-commerce, Banking, Electronic Payment, and Supply Chain industries, bringing strong business insight and cross-functional experience to technical execution.

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Featured Projects

Web Application

Web Application

KubiTrack is an intelligent asset management tool that helps users track the current market value of their belongings, calculate usage costs, and predict future resale values using advanced AI algorithms. Perfect for managing electronics, vehicles, and luxury goods.

ReactTypeScriptMaterial-UINode.js+3 more
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SPA

SPA

KubiHelper is a decision-assistance platform that helps users discover places and restaurants within a 5-10 minute drive radius. It provides location-based recommendations filtered by Google Maps ratings, making it easy to find the perfect spot.

ReactJavaScriptGoogle Maps APINode.js+2 more
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Mobile App

Mobile App

KubiTaste is a global food taste community connecting cultures through authentic reviews. Features country-specific reviews, smart shopping lists for favorite retailers, and comprehensive coverage of major retailers nationwide.

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Professional Experience

Full-stack Web Developer

Aroma360 LLC | Miami, FL | Sep 2025 - Present

  • •Designed and developed an AI-driven shopping agent Shopify App, enabling customers to discover, compare, and purchase through natural language conversation, reducing average order placement time by 85% and eliminating multi-page browsing with a single-window checkout flow.
  • •Engineered a Shopify metafields management tool supplementing Matrixify with missing data safety features — diff preview, snapshot rollback, audit trails, and role-based access control — supporting multi-store operations through Google Sheets and Supabase Edge Functions.
  • •Built an automation workflow for Shopify theme updates using Claude Code and Pencil, converting Figma prototypes directly into production-ready Liquid, HTML, and CSS — streamlining the design-to-development pipeline and reducing theme implementation time from days to hours.
  • •Created a Shopify QA automation tool (Playwright + Node.js) with scheduled link checking, spell detection, and cart flow validation — automated via cron with Slack/Email alerts, replacing manual QA cycles.

Full-stack Web Developer

Clarium Managed Services LLC | Miami, FL | Apr 2025 - Sep 2025

  • •Architected and deployed custom, responsive websites using Next.js and Node.js, while incorporating automated end-to-end testing with Playwright to ensure quality, cross-browser compatibility, and improved user engagement.
  • •Implemented a key SAP API integration, seamless data synchronization between core client systems and web platforms.
  • •Engineered an AI-powered n8n pipeline invoice automation feature using OCR and LLM technologies that executed data extraction from images, reducing manual entry time for client ERP systems by an estimated 85%.

Junior Full-stack Developer

JFK Trading LLC | Miami, FL | Jul 2024 - Apr 2025

  • •Led the development of an Android warehouse management app in React Native, executing the integration of new RESTful APIs into a Django backend to reduce product search time by 30% and automate inventory tracking.
  • •Revamped Shopify e-commerce features using Liquid and JavaScript to implement mobile-optimized interfaces and modern UI elements, significantly improving user engagement.
  • •Engineered a custom breadcrumb component that was deployed across the site, directly improving SEO rankings.
  • •Architected and developed REST API endpoints using Python and Django to integrate multiple third-party services with a core ERP system.
  • •Optimized API performance by implementing Redis caching and Celery task queues, which reduced server response times by 40% and increased throughput by 60%.
  • •Engineered automated reporting tools and statistical analysis modules in Python (pandas, NumPy) to transform raw data into actionable insights, directly supporting strategic planning.

Intern Full-stack Developer

Hair Nature Inc. | Miami Gardens, FL | Dec 2022 - Jun 2024

  • •Architected and deployed the company's first warehouse management system, which integrated multiple sales channels and drove a 30% revenue increase during peak season.
  • •Implemented workflow automation and a user-friendly interface for the WMS that executed key inventory and fulfillment tasks automatically, boosting employee productivity by 50%.
  • •Proposed and implemented new data analysis tools to interpret sales data, providing key insights that informed a new, more profitable inventory strategy.

Technical Skills

Frontend Development

Core Technologies

JavaScript (ES6+)TypeScriptHTML5CSS3LiquidAjax

Frameworks & Libraries

ReactNext.jsRemixVue.jsReduxReact NativeShopify PolarisShopify Theme Extension

UI Libraries & Styling

TailwindCSSMaterial UIAnt DesignFramer MotionGSAPThree.js

Backend Development

Languages & Frameworks

Node.jsExpressPythonDjango

API & Services

RESTful APIsGraphQLShopify Admin APIRedisCelerySupabase Edge Functions

AI & Automation

AI

OpenAI GPT-4oFunction CallingPrompt EngineeringClaude CodeRAGMCPImage RecognitionOllama

Automation

Playwrightn8nGitHub ActionsOpenClaw

Infrastructure & Tools

Data & Infra

PostgreSQLSQLitePrismaSupabaseDockerNginxCloudflareCI/CD

Tools

GitHubPostmanJiraFigmaSAP (API Integration)Google Apps Script

Education

Florida International University

Bachelor of Computer Science | 2022 - 2024

St. Thomas University

Bachelor of Computer Science | 2019 - 2021

React
Next.js
TypeScript
Node.js
Remix
Shopify
OpenAI
Claude Code
Docker
GraphQL
PostgreSQL
Supabase
Prisma
TailwindCSS
Playwright
Python
Redis
MCP
Liquid
CI/CD
Cloudflare
Figma