Hi, I'm Jianhui Wu
I build web apps, mobile apps & AI-powered solutions.
10+ years of software development experience. I build web apps, mobile apps, AI applications, and workflow automations — from landing pages to full SaaS platforms.
What I Do
End-to-end development, from idea to production.
Web Development
Modern websites and web apps built with Next.js, React, and TypeScript. Fast, SEO-friendly, and responsive.
Mobile Apps
Cross-platform apps with Flutter, or native iOS/Android. WeChat Mini Programs too.
AI Applications
AI-powered apps with LLM integration, chatbots, RAG pipelines, and intelligent automation.
Workflow Automation
n8n workflows and custom automation. Connect your tools, eliminate manual work, save hours every week.
WeChat Mini Programs
Custom WeChat Mini Programs for e-commerce, booking, membership, and business tools.
SaaS & Tools
Full SaaS products — auth, payments, dashboards, APIs. From MVP to production-ready.
Tech Stack
Technologies I use to ship production-ready products.
Recent Work
Selected projects I've built and shipped.
Solar Energy Platform
SEO-optimized solar comparison website targeting the Indian market. Built with Next.js, achieving high organic search rankings.
Astrology & Horoscope Tool
Interactive astrology website with daily horoscope, zodiac matching, and birth chart generation for Indian users.
Child Support Calculator
State-by-state child support calculation tool for US users. Accurate legal formulas with clean, accessible UI.
AI Audiobook Production System
Automated audiobook production pipeline — AI-generated background music, sound effects, and final audio synthesis. Turn text into studio-quality audiobooks.
WeChat Mini Program — Work Order System
Full-featured work order management system built as a WeChat Mini Program. Ticket creation, assignment, tracking, and analytics for field service teams.
iOS GPS Tracker App
Native iOS app with GPS tracking, route recording, and location sharing. Built with Swift and Core Location for reliable performance.
iOS Expense Tracker
Native iOS expense tracking app with category management, charts, and budget alerts. Clean interface with iCloud sync.
UK Breakfast Guide
Content-driven website featuring UK breakfast culture, restaurant reviews, and regional food guides.
How I Work
Simple, transparent process. No surprises.
Discuss
Tell me what you need. I'll review your requirements and give you a clear scope + quote within 24 hours.
Build
I develop your product with regular updates. You see progress every 2-3 days. Revisions included.
Deliver
You get production-ready code deployed to your server. Full ownership. 30-day bug fix included.
Why Me
What makes working with me different.
No Middlemen
You work directly with the developer. No project managers, no account managers, no miscommunication.
Transparent Pricing
Fixed price per project. No hourly billing surprises. You know the cost before we start.
Fast Delivery
1-2 weeks for MVPs. I ship quickly because I'm a solo developer who owns the entire stack.
Your Code, Your Server
Full source code ownership. Deploy wherever you want. No vendor lock-in.
Let's Build Something
Have a project in mind? Send me a message and I'll get back to you within 24 hours with a free estimate.