Hi, I'm
Matheus Laureano
Full-Stack Engineer
Architecting resilient, high-performance front-end and full-stack solutions. Nearly 10 years transforming complex challenges into exceptional digital experiences for the global market.
9+ Years
of experience
10+ Solutions
Delivered
Professional
English
About me
Full-Stack Engineer with 10 years delivering scalable web products for enterprise clients across e-commerce, fintech, and SaaS — from complex UI systems to GraphQL APIs and Node.js services. Specialized in React.js, Next.js, and TypeScript, with deep front-end expertise and hands-on experience in Node.js backend services, performance optimization, and cross-platform mobile development. Proven track record in international remote-first agile teams, consistently shipping high-quality features on schedule. Passionate about clean architecture, developer experience, and AI-assisted engineering workflows.
Download ResumeAcademic Background
UNIPDS (in partnership with Anhanguera)
Postgraduate Degree in Applied AI Engineering
2026 – Present
12-month program focused on practical AI engineering skills for experienced developers, covering LLM fundamentals, generative AI APIs and prompt engineering, autonomous agent development, AI-integrated systems architecture, data processing and model fine-tuning, and AI security and governance, taught by Google Developer Experts and industry practitioners.
Federal University of Santa Catarina (UFSC)
Bachelor of Information Systems
2015 – 2022
Solid foundation in computer science fundamentals, algorithms, and software engineering at one of Brazil's leading technical universities. Undergraduate thesis on AI applied to music: compared machine learning models trained on small datasets with traditional tuners for musical note detection, using Python and audio processing.
SENAI
Technical Degree in Internet Computing, Programming & Design
2012 – 2014
Early technical foundation focused on web development, programming logic, and digital design.
Experience
2025-12 – Present
Self-Employed
Freelance Software Engineer
Engineered front-end and full-stack solutions for clients using React, TypeScript, and Next.js, with Claude Code as a core part of the workflow.
- Architected backend API routes and server-side logic using Node.js, contributing to full-stack feature delivery for client projects.
- Integrated REST APIs and crafted reusable component libraries tailored to client product requirements.
- Leveraged Claude Code to reduce iteration cycles and maintain code quality through AI-assisted planning, review, and implementation.
- Developed three production personal projects in parallel: Cypher System, a bilingual TTRPG platform (rules reference with 1,700+ pages per language, character builder, and public GraphQL API) built as a monorepo with a pure TypeScript rules engine and its own design system; Cineclube, a multi-tenant film club platform with real-time voting and a 186-film historical data migration; and Hipertension, a health tracker with ACC/AHA 2017 medical classification and live production users.
- React
- Next.js
- TypeScript
- Node.js
- REST APIs
- GraphQL
- PostgreSQL
- Claude Code
- AI-Assisted Development
2021-11 – 2026-06
FullStack Labs
Software Engineer
Built high-impact front-end solutions for enterprise clients (Lighthouse, MGM Resorts) within collaborative international agile teams at FullStack Labs, a nearshore consultancy.
- Refactored a 20+ question single-page mortgage application into a fluid multi-step flow for Lighthouse, applying dynamic branching logic (e.g., military history hidden for non-veterans) that measurably reduced form abandonment.
- Shipped entertainment e-commerce features for MGM Resorts across the Booking and CART teams (3+ years), collaborating with 6+ internal cross-functional teams.
- Implemented an interactive SVG seat map enabling real-time seat selection integrated directly into the booking flow.
- Engineered an agnostic cart architecture resolving Shadow DOM edge cases and mobile-specific bugs across combined package (show + accommodation) and payment flows spanning 3+ simultaneous repositories.
- Integrated the booking GraphQL API and loan origination REST endpoints; drove Core Web Vitals and Technical SEO improvements through lazy loading, code-splitting, and performance audits.
- React
- Next.js
- TypeScript
- GraphQL
- Tailwind CSS
- Storybook
- Docker
- Functional Programming
- Automated Testing
- JavaScript
- MVC
- HTML5
- Cline
- Claude Sonnet 4.6
2021-06 – 2021-11
Kyte
Front-end Developer
Developed web and mobile features for Kyte, a POS/inventory SaaS serving 40,000+ SMBs across 180+ countries, within a fast-paced team of ~6 engineers.
- Built Pro plan web features supporting user retention and platform monetization.
- Shipped React Native features for iOS and Android apps, enabling tens of thousands of small businesses to manage inventory and process sales from mobile devices.
- React
- React Native
- TypeScript
- Storybook
- JavaScript
- Automated Testing
- LESS
- CSS
2016-12 – 2021-06
McFadyen Digital
Front-end Developer
Progressed from Java Intern to Front-end Developer over 4+ years at McFadyen Digital, a B2B e-commerce consultancy, shipping solutions across 7 enterprise client projects.
- Delivered front-end implementations across Zebra Technologies, MiMercado (ABInBev Z-Tech, Vue.js / Vuestorefront), Indigo, Grupo Nazan, Gimba, Eletrozema, and Alpha, spanning OCC, Shopify, Magento, and KnockoutJS ecosystems.
- Mentored two interns and led company-wide knowledge-sharing sessions as the first engineer to adopt a new platform technology on the team.
- Established internal onboarding tools and technical challenge frameworks officially adopted across the entire engineering organization, directly reducing new-hire ramp-up time.
- React
- Vue.js
- TypeScript
- JavaScript
- SASS
- Storybook
- Automated Testing
- Docker
- MVC
- MVVM
- Microservices
- Mentoring
- Vuestorefront
- Shopify (Liquid)
- Magento
- OCC
- KnockoutJS
Projects
Skills
Frontend & Core
- React
- Next.js
- TypeScript
- Functional Programming
- Vue.js
- Tailwind CSS
- Storybook
- knockoutjs
- JavaScript (ES6+)
- HTML5 / CSS3 / SASS
- React Native
- Vite
- Framer Motion
- shadcn/ui
- Recharts
Backend & Data
- Node.js
- PostgreSQL
- Prisma
- Supabase
- REST APIs
- GraphQL
- Microservices
- Python
- Machine Learning
State Management
- Redux Toolkit
- RTK Query
- React Query
- Zustand
- React Hook Form
- Zod
Testing
- Jest
- React Testing Library
- Vitest
- Playwright
E-commerce & AI Tools
- Oracle Commerce Cloud
- Shopify (Liquid)
- Magento
- Vuestorefront
- AI-Assisted Development
- Cline
DevOps & Leadership
- Docker
- Git
- Mentoring
- Agile (Scrum/Kanban)
Beyond the Code
Volunteering & community activities that shape who I am outside of work.
Community Church
Trumpet Teacher
Teach and mentor students of different skill levels, developing communication, patience, and leadership skills, while sharing my passion for music in a community I deeply care about.
Community Church
Orchestra Musician
Perform in a collaborative orchestra environment, requiring teamwork, discipline, and consistency during live events, while contributing to meaningful moments through music in my community.
Muay Thai (Chute Boxe)
Dedicated Practitioner
Strengthening discipline and resilience through consistent training at the world-renowned Chute Boxe academy. A hobby that demands focus, regularity, and mastering fundamentals under pressure—high-performance principles I apply daily in software engineering to ensure consistent, high-quality delivery.
Tabletop RPG Community
Player & Worldbuilder
Collaborate in storytelling and worldbuilding, strengthening creativity, problem-solving, and real-time decision-making, while engaging in a hobby I genuinely enjoy and value.