Featured ✦ 01 · Click for Case Study ↗
Avatars in Grave Danger
A 3D wave-defense game where you protect your avatar from hordes of the undead — built solo and published on Xbox Live Indie Games. Over 100,000 lines of C# from concept to launch.
Need a website that feels modern and trustworthy?
I design and build polished web experiences that are fast, accessible, and ready for real users.
{ "developer": "Matthew McGrath", "focus": "Modern, Trustworthy Websites", "philosophy": "Design polish meets clean engineering", "deliverables": [ "Full-Stack Web Applications", "Interactive Design Systems", "Performance Optimization" ]}
{ "languages": ["TypeScript", "JavaScript", "HTML5", "SCSS"], "frameworks": ["React", "Next.js", "Node.js", "Vite"], "tooling": ["PostgreSQL", "Git", "Docker", "CI/CD"]}
{ "yearsCoding": 15, "gamesShipped": 2, "linesWritten": "100K+", "clientFocus": "100% Quality & Communication"}
Selected Work
Featured ✦ 01 · Click for Case Study ↗
A 3D wave-defense game where you protect your avatar from hordes of the undead — built solo and published on Xbox Live Indie Games. Over 100,000 lines of C# from concept to launch.
Fullstack, highly-polished clone of the Flat UI website. Incorporates every main feature and adds some of its own.
An assortment of frontend projects — from pricing cards to fully-realized, beautiful landing pages.
Fullstack app for searching and browsing recipes — smooth animations and a polished UI throughout.
Large-scope landing page for a fictional food-delivery business. Fully-responsive with a beautifully-crafted UX.
The initial version of the site you're looking at. Highly-optimized with a perfect Lighthouse score. A simple yet bold portfolio that showcases my front-end and design skills.
Background
A complete developer overview inside a single IDE window. Scroll to explore my core competencies and career journey, or click any file in the sidebar to inspect live architecture.
Relevant coursework: Data Structures, Algorithms, Web Development, and Software Engineering.
Producing and maintaining websites for clients using technology from vanilla HTML all the way to Next.js.
Mastered modern React, Redux Toolkit, React Query, TypeScript, and Next.js. Built and deployed full-stack apps.
Deep dives into HTML5, CSS3, JavaScript, Node.js, MongoDB, PostgreSQL, and SASS.
Released and sold two Xbox Live games as a solo developer. Collaborated on several others and QA'd hundreds more.
4.0 GPA, Dean's List. Three years of C# and an extensive Computer Science foundation.
3.9 GPA, Gifted & Talented Education. First C++ and Java experience at age 15.
What I Offer
Whether you need a polished landing page or a fully-featured web application, I bring the same care and craft to every engagement. Here's how I can help.
Looking for a dependable developer to join your product team? Beyond freelance contracts, I am actively seeking full-time Frontend and Full-Stack Software Engineering positions. I bring 100K lines of production code, Top 1% LeetCode algorithmic problem-solving rigor, and a craft-first focus on performant, accessible web experiences.
Interactive, dynamic web applications with clean architecture, database integration, user authentication, and fluid state management.
High-converting, ultra-fast marketing pages and portfolio websites engineered for 98 Lighthouse scores and WCAG AA accessibility.
Precision codebase diagnostics, Core Web Vitals speed profiling, reactive bug remediation, and surgical feature enhancements without a rebuild.
Keep your site healthy, secure, and continuously updated without thinking about it. A dedicated developer on call for monthly updates, security patches, and rapid improvements.
Not sure which fits your project? Send me a message and we'll figure it out together — no commitment required.
The Human Behind the Code
Dedicated problem solving across game loops, system architectures, and modern web applications.
Independently designed, programmed, and shipped two standalone titles on Xbox 360 Indie Games.
Rigorous foundation in computer science, data structures, and production software engineering principles.
Self-directed problem ownership from initial concept to final deployment with low-ego execution.
Engineering Cadence & Verification
A live inspection of continuous commit discipline, repository cadence, and algorithm benchmarks across GitHub, LeetCode, and Codewars.
| METRIC | RESULT | STATUS |
|---|---|---|
| Rank | 15,090 | [TOP 15%] |
| Solved | 1,270 | [TOP 1.0%] |
| Acceptance | 83.4% | OPTIMAL |
| METRIC | RESULT | STATUS |
|---|---|---|
| Leaderboard | Top 0.1% | [ELITE] |
| Katas | 2,314 | COMPLETED |
| Honor | 9,949 | [TOP 800] |
Get In Touch
Response Time
Within 24 hours
Availability
Accepting projects now
Working Hours
Mon – Fri, 8 AM – 8 PM PT
Location
Riverside, CA (Remote-friendly)
Have a project? A role? Let's make something great.
I am currently open to freelance projects and full-time Front-End or Full-Stack roles. Whether it's a quick hello or a detailed proposal - every message gets my full attention, a clear response, and a result worth showing off.