Rhysin Villahermosa

Full Stack Developer

I build and ship web and mobile applications using Node.js, React, and React Native/Expo, handling everything from API design and database architecture to App Store deployment. I also bring strong WordPress/Drupal experience with a focus on performance, accessibility, and technical SEO.

Cebu, Philippines · Available for remote work

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Work Experience

FreeHill

Full Stack Developer

January 2026 - Present

Build and maintain large-scale web and mobile applications using Node.js, React, and React Native/Expo.
Design REST APIs and database architecture to support high-traffic, data-intensive systems.
Integrate third-party services including CoastalPay (payment processing), Twilio, and SendGrid.
Deploy cross-platform mobile apps to the App Store and Google Play Store.
Build CI/CD pipelines and automated testing to maintain code quality and best practices.
Collaborate with cross-functional teams, designers, and clients to translate requirements into shipped features.

Marameo Design

WordPress/Drupal Developer

September 2024 - Present

Developed and customized WordPress and Drupal websites based on client requirements, including theme customization and plugin/module development.
Implemented custom PHP and MySQL solutions to enhance website functionality and integrate dynamic features.
Optimized website accessibility, performance, and SEO to ensure compliance with modern standards and improve search engine visibility.
Collaborated with clients and project managers to gather requirements, propose technical solutions, and deliver projects on time.
Worked on project-based development, ensuring scalable, maintainable, and responsive web solutions.

Freelance

WordPress/Web Developer

January 2025 - Present

Designed and developed custom WordPress themes and Gutenberg-based component systems tailored to client branding and business requirements.
Built and maintained custom plugins and integrations to extend core WordPress functionality and support unique project workflows.
Worked directly with clients and agency partners to translate business goals into scalable, user-focused digital solutions.
Optimised websites for performance, accessibility, and search engine visibility, ensuring strong Core Web Vitals and WCAG compliance.
Provided ongoing maintenance, technical support, and platform enhancements to ensure long-term stability and reliability.

Proweaver Inc.

WordPress Frontend Developer II

August 2022 - August 2024

Converted Xara Design Layouts to responsive websites using WordPress, ensuring optimal user experiences and aligning with project goals.
Collaborated with design and content teams to add comprehensive information and enhance website performance
Implemented SEO best practices and resolved technical issues to improve search engine rankings and functionality.