Portfolio

Hi, I'm Roland G. Cadavos

I'm a Senior Web Developer with over 10 years of experience building modern, responsive web applications. I love crafting clean, performant, and delightful digital experiences with a strong focus on quality and user experience.

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Work Experience

Asst. Lead Developer / Senior Fullstack Developer

PiCode Solutions

09/2023 – Present

Philippines (Remote)
  • Building modern, responsive web applications using Next.js, TypeScript, and Tanstack React Query for efficient data fetching and state management.
  • Implementing pixel-perfect UI components from Figma designs with Tailwind CSS, ensuring consistent design systems and optimal user experiences.
  • Leading frontend development initiatives, conducting code reviews, and mentoring team members on best practices and modern JavaScript/TypeScript patterns.

MEAN/React Developer

CoDev

04/2023 – 10/2023

Philippines (Remote)
  • Developed full-stack applications using the MEAN stack (MongoDB, Express.js, Angular, Node.js) and React for dynamic user interfaces.
  • Built responsive web applications with TypeScript, ensuring type safety and improved code maintainability.
  • Created modern UI components using Bootstrap and custom CSS, delivering consistent and accessible user experiences.

Senior Backend Developer

OUTCERT — The Certification Hub

09/2020 – 02/2023

Israel (Remote)
  • Architected and developed scalable backend systems using NestJS, TypeORM, and Express.js with GraphQL (Apollo) for efficient API design and data fetching.
  • Built React frontend applications with Tanstack React Query and TypeScript, integrated with Auth0 for secure authentication and authorization.
  • Managed MongoDB databases and maintained WordPress sites, ensuring optimal performance, security, and seamless transitions to modern web applications.

Full Stack Developer

CoCreators Group

01/2020 – 08/2020

United States (Remote)
  • Developed automated cron jobs to fetch and synchronize data from tadpoles.com, ensuring reliable data integration and real-time updates.
  • Built and customized SuiteCRM system for online enrollment web applications, streamlining student registration and management processes.

Full Stack Developer

Simple Salt — DIY Traffic Guy

02/2019 – 12/2019

United States (Remote)
  • Developed a comprehensive referral and viral marketing application replicating Upviral.com functionalities, enabling businesses to create and manage referral campaigns.
  • Built full-stack solutions using PHP, JavaScript, and modern databases, delivering scalable and performant web applications.

Back End Developer

Codal

08/2017 – 08/2018

United States (Remote)
  • Developed backend solutions for medical applications, ensuring compliance with healthcare industry standards and data security requirements.
  • Built robust APIs and database systems using PHP, JavaScript, and various database technologies to support critical healthcare workflows.

Software Engineer II

Concentrix

12/2015 – 08/2021

Philippines (On-Site)
  • Designed and developed software applications for clients using Express.js, JavaScript, PHP, and various database technologies (PostgreSQL, MySQL, MSSQL).
  • Built full-stack solutions using the MEAN stack (MongoDB, Express.js, Angular, Node.js) and PHP frameworks (Symfony, CodeIgniter, Laravel).
  • Customized and integrated CRM systems (SugarCRM, SuiteCRM) to streamline business operations and improve customer relationship management.