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Hello, I'm Renzo Sureta

PHP &
Web Developer

About Me

I’m a PHP and Web Developer with over 8 years of experience building scalable, high-performance systems and websites across a wide range of industries.

I specialize in backend development using PHP and MySQL, while also working across the full web stack with JavaScript, REST APIs, and cloud platforms to deliver reliable, production-ready web solutions.

I enjoy optimizing systems, solving complex problems, and building user-focused features under tight deadlines. Clean code, performance, and maintainability are always a priority in my work.

I thrive in fast-paced environments and enjoy collaborating with motivated teams on innovative projects. My goal is to build powerful web systems and websites that not only perform well but also create meaningful user experiences.

Experience

Zymplify

Portstewart, United Kingdom

Working as a Senior PHP Developer, I focus on building and maintaining scalable backend systems that support multiple web applications. My role involves enhancing existing PHP-based platforms, improving performance, fixing bugs, and developing new features based on business requirements. I regularly work with PHP, MySQL, and REST APIs on the backend, as well as JavaScript, jQuery, HTML, and CSS on the frontend, while ensuring code quality, stability, and long-term maintainability. I collaborate closely with cross-functional teams, manage priorities effectively, and consistently deliver under tight deadlines.

February 2020 - Present
Senior PHP Developer
May 2019 - February 2020
PHP Developer

Cloud Employee

Makati, Metro Manila

As a PHP Developer, I supported and extended existing web applications by maintaining backend functionality and implementing new features. I worked extensively with PHP, SQL, JavaScript, AJAX, and RESTful APIs to deliver reliable solutions for different client needs. The role required strong attention to detail, efficient debugging, and the ability to manage multiple tasks while adapting to changing requirements.

Unilab Inc

Mandaluyong, Metro Manila

At Unilab, I contributed to internal web systems by maintaining and enhancing PHP-based applications used across the organization. My responsibilities included supporting existing codebases, optimizing database queries, and developing new backend features. I worked closely with stakeholders to ensure systems remained stable, secure, and aligned with business processes.

June 2018 – May 2019
PHP Developer
March 2017 - April 2018
Web Master

Xibre Digital

Makati, Metro Manila

As a Web Master, I managed multiple websites and hosting environments, ensuring uptime, performance, and security. I handled regular updates, content changes, bug fixes, and feature enhancements while maintaining web standards and clean code practices. This role strengthened my ability to manage full website lifecycles and respond quickly to technical issues.

Widgetcity

Malate, Metro Manila

In this role, I worked on website development and maintenance, focusing on frontend and backend improvements. I assisted with feature updates, layout adjustments, and bug fixes while following best practices in code optimization and usability. This experience helped build my foundation in web development and reinforced the importance of detail-oriented work.

July 2016 - November 2016
Web Developer

Capabilities

My focus is building reliable, scalable systems and websites that perform well and grow with your business.

Backend Development (PHP & MySQL)

I design, build, and maintain scalable backend systems using PHP and MySQL. My work includes developing new features, improving performance, fixing bugs, and supporting existing codebases while keeping everything clean, secure, and maintainable.

Web Application Development

I build full-featured web applications that support real business needs. From internal tools to customer-facing platforms, I focus on stability, performance, and long-term usability across different industries.

Frontend Integration

While backend is my strength, I also work comfortably on the frontend using JavaScript, jQuery, HTML, CSS, and Bootstrap. I ensure smooth integration between frontend and backend for responsive, user-friendly experiences.

API & System Integration

I develop and integrate RESTful APIs to connect systems, automate workflows, and enable data-driven features. I have experience working with third-party APIs and building custom endpoints tailored to business requirements.

Website Management & Maintenance

I manage multiple websites and hosting environments, handling updates, feature enhancements, bug fixes, and performance optimization. I ensure websites remain stable, secure, and up to date.

Code Quality & Optimization

I follow web standards and best practices, focusing on clean code, version control with Git, and performance optimization. I’m detail-oriented and comfortable working under pressure while meeting tight deadlines.

Selected Works

A selection of past projects I’ve worked on. Some earlier work is no longer publicly available due to deprecated technologies and platform updates, as underlying systems continue to evolve.

Zymplify Platform

Lead Onion Platform

CMS Dashboard

EOJL Platform

Let’s work together

Have a project or question? Drop me a message.