atmmdev

Frontend Software Engineer | Wordpress Developer

Anderson Martins, Web Developer based in Rio de Janeiro, Brazil — open to remote roles and relocation opportunities worldwide. With over 20 years of experience as a UI Specialist Designer and nearly 15 years as a Web Developer, I've built solid expertise from initial project analysis to production deployment.

I'm proficient in React (incl. Next.js), TypeScript, modern CSS3 (Flexbox, CSS Grid, Media Queries, Tailwind, Bootstrap, Sass), and integration with RESTful APIs and GraphQL. Hands-on with WordPress (CPTs, ACF, Hooks, WP REST API), developing custom themes and plugins from scratch.

Currently, I'm expanding my skill set into Blockchain development, learning Solidity and Smart Contracts on Ethereum, with a focus on security, gas optimization, and clean architecture patterns for decentralized applications (dApps).

Also enhancing skills in TypeScript, Docker, Nest.js, Clean Code, Clean Architecture, Domain-Driven Design (DDD), S.O.L.I.D. principles, and Test-Driven Development (TDD).

Certified GraphQL Developer (Associate) and GitHub Foundations certifications, currently preparing for AWS Cloud Practitioner and AWS Developer Associate exams.


Experience: 11 years

Yearly salary: $66,000

Hourly rate: $35

Nationality: 🇧🇷 Brazil

Residency: 🇧🇷 Brazil


Experience

React Software Developer
IBM
2025 - 2025
Implemented new features in UI design using React and Redux-Toolkit, reducing page load times by 55%. Collaborated with UI designers to build fully responsive interfaces with Tailwind, increasing user satisfaction by 35%. Integrated RESTful APIs and GraphQL endpoints, enhancing backend communication and ensuring seamless data flow. Utilized TypeScript to enhance code maintainability, reduce bugs, and improve scalability in React projects. Conducted code reviews, and enforced best practices, fostering team-wide code quality improvements. Resolved critical bugs and conducted in-depth code reviews, reducing technical debt by 32% in the first month. Optimized Docker containerization, cutting infrastructure overhead by 40% and boosting team agility.
Software Developer
Rocket Clicks
2024 - 2024
Engineered a news portal utilizing HTML5, CSS3, SASS, Bootstrap, JavaScript, and Next.js. Maintained over 20 websites with WordPress blocks and React.js, contributing to a 60% traffic increase. Automated workflows using Zapier, achieving an 85% reduction in administrative tasks. Created wireframes, prototypes, and high-fidelity mockups to effectively communicate design ideas and solutions with Figma. Integrated GraphQL into existing RESTful services, enhancing data retrieval flexibility for frontend developers. Spearheaded a Node.js internationalization project to support multiple languages, broadening the user base by over 30%. Developed and sustained new features in existing applications utilizing React.js, TypeScript, and Next.js.
PHP Fullstack Developer / WordPress Developer
BairesDev
2022 - 2024
Developed websites employing 9800 websites using WordPress Headless, React.js, and Gutenberg Custom Blocks. Implemented CI/CD integration on Bamboo and Satis platforms for seamless publishing of pages, posts, and plugins. Customized themes and plugins leveraging CPT’s and Advanced Custom Fields, resulting in a 35% boost in user satisfaction. Implemented Docker, reducing onboarding time by 40% and facilitating CI/CD workflows. Optimized load times by 35% by substituting jQuery with vanilla JavaScript and React.js. Instituted a component architecture with React.js and Redux-Toolkit, accelerating UI construction by 40%. Migrated legacy systems to Laravel, enhancing performance by 25% while facilitating integration through MVC practices.
Software Developer
Thera Solutions
2021 - 2022
Elevated UI performance by 60% through optimization with React.js, TypeScript, React Hooks, and ContextAPI. Reconstructed 10 websites to enhance user experience and eliminate errors. Automated workflows utilizing Microsoft Power Automate, diminishing manual processes. Revamped legacy systems with Laravel, increasing efficiency by reusing components and cutting costs by 30%. Championed an initiative to migrate to React.js, decreasing codebase by 25% and improving webpage loading speed by 35%. Utilized Git version control to ensure a 30% speedier update and bug-fix process. Collaborated with backend teams to enhance overall system performance by 40%.
Frontend Software Developer
Tiplan
2018 - 2020
Developed 15 websites and 2 web applications as part of a team of 12 developers. Mentored 5 interns on frontend technologies including HTML5, CSS3, and JavaScript. Enhanced system usability by 15% through feature implementation and code refactoring. Developed a SPA using Next.js, integrating components and pages with Apollo GraphQL, Tailwind, and React Hooks. Optimized API performance leveraging TypeScript, Node.js, and Express.js, contributing to a 40% decrease in server response. Designed a Microservices architecture, increasing maintainability and reducing deployment time by 30%. Redesigned 3 systems utilizing Figma and Illustrator to ensure responsive mobile design.
UI Specialist Designer / Frontend Software Developer
ATMM.dev
2005 - 2018
Customized and delivered over 1,000 websites utilizing HTML5, CSS3, JavaScript, and Bootstrap. Managed and optimized more than 500 WordPress themes and plugins, enhancing performance by 30%. Developed cross-browser and mobile-responsive code for various client projects using Bootstrap and Tailwind. Accelerated the UI development by 35% through the implementation of component-based architecture with React and Redux. Optimized image and content loading via lazy-loading techniques, resulting in a 25% decrease in load times. Assisted a team of web designers in converting static websites into dynamic ones using PHP, JavaScript, HTML, and CSS. Collaborated closely with the UI/UX department, yielding a more refined product and boosting customer satisfaction by 15%.

Skills

bootstrap
css
docker
git
graphql
javascript
jquery
laravel
mongo
nestjs
nextjs
node
php
react
tailwind
typescript
ui-ux-designer
wordpress
front-end
english
portuguese