Web App
Meducation
Gamified health education platform built to improve learner engagement and retention.
Next.jsSupabaseTailwind CSS
● Available for new projects
Fullstack Developer for Web and Mobile Products
I am Mualif Ulil, a fullstack developer with 7+ years of experience building products with React, Next.js, Node.js, Payload CMS, React Native, and Flutter.
Trusted by teams in the US & EU
Work
Selected Projects
Real-world applications built with Next.js, Supabase, and Payload CMS.
Web App
InvoiceKu
SaaS invoice generator for fast invoice creation, billing, and client-ready documents.
Next.jsSupabaseTailwind CSS
No preview
CMS
Folio CMS
Personal portfolio website powered by Next.js and Payload CMS for flexible content management.
Next.jsPayload CMS
Expertise
What I Work With
A deliberate stack — chosen for reliability, performance, and long-term maintainability.
Frontend Development
Building fast and maintainable interfaces with React, Next.js, and Tailwind CSS for product websites and SaaS applications.
React
Next.js
Tailwind CSS
Backend Development
Designing APIs and application logic with Node.js, Express, and Payload CMS for content-driven and product-focused systems.
Node.js
Express
Payload CMS
Mobile Development
Shipping cross-platform mobile products with Flutter and React Native while keeping performance and delivery speed in focus.
Flutter
React Native
Background
Work Experience
Fullstack Developer
Independent
January 2018 — Present
ReactNext.jsNode.jsPayload CMSReact NativeFlutter
Writing
Latest Posts
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How Much Does It Cost to Build an App? The Honest Answer
Everyone asks "how much does it cost?" — but almost nobody explains why the answer is always "it depends." Here's an honest breakdown of what actually drives the cost of building an app, so you can plan your budget realistically and walk into any developer conversation prepared.
June 20266 min read
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Next.jsSupabase
How to Build a Health Education Platform with Next.js and Supabase
A practical breakdown of the architecture and UX decisions behind a health education platform built with Next.js and Supabase.
March 20268 min read
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SaaSNext.js
How to Build a SaaS Invoice Generator with Next.js and Supabase
A clean approach to building a SaaS invoice generator with fast UX, predictable data flows, and a simple fullstack setup.
March 20267 min read
Contact
Let's Work Together
I'm currently available for new projects. Tell me what you're building — I'll let you know if I can help and how.
Availability
● Available for new projectsResponse Time
Usually within 24 hours