About Me

Hey there! I'm Genrey – a full-stack developer passionate about building impactful software. I've led teams developing clinic management systems, AI-driven game engines, and other real-world solutions using React, Node.js, Java Spring Boot, and PostgreSQL.

Beyond coding, I organize workshops empowering 1,000+ students in tech. Whether it's optimizing systems or mentoring others, I thrive on creating solutions that make a difference.

Genrey Cristobal

Certificates & Qualifications

Experience

Genrey Cristobal

Regal Rexnord

Visit

Web Developer Intern

Present

Collaborated with cross-functional teams to create and maintain web applications that enhance user experience and drive business growth.

  • Work closely with developers, product managers and other team members and participate in design reviews.
  • Develop and ensured that the UI is responsive and works seamlessly across different devices and browsers.
  • Wrote automation scripts to streamline repetitive tasks and improve efficiency in the department.
Genrey Cristobal

J5 Pharmacy

Visit

Fullstack Developer

Present

Coordinate with a team of developers to design, develop, and maintain web applications for J5 Pharmacy.

  • Led the e-commerce initiative with modern web tools such as Next.js, Java SpringBoot and MySQL with the use of SCRUM methodologies.
  • Coaches and tracks the Team's progress in improving existing Pharmacy management system and e-commerce website
  • Implemented a QA/UAT environment for the team
  • Found and addressed vulnerabilities such as client authentication bypass, type malformation and overloading of API requests
Genrey Cristobal

Jimirene Maternity Clinic

Project Manager

2024 - 2025

Analyzed and design a business solution to streamline patient and inventory management

  • Led a group of 5 members and ensured that the system have proper version control system and environment
  • Created the application React-Vite, Java Springboot and MySQL as the Database
  • Converted traditional records into digital one
  • Analyzed and created patient management system with inventory management system and automated the PhilHealth claims process
Genrey Cristobal

UCC - Computer Science Website

Visit

Website Administrator

2024 - 2025

Adjusted key features and updated the site's content to University's standard

  • Maintain and update website content to ensure accuracy and relevance.
  • Implement new features and functionalities to enhance user experience.
  • Monitor website performance and troubleshoot issues as they arise.
  • Collaborate with the Alumnis and Professors to ensure website security and compliance with university policies.