Back-End Developer - Betrnk Tours Inc. - BGC, Taguig City, Metro Manila
(2025-06)
- Developing and maintaining RESTful APIs using Laravel 12 for an internal casino back-office platform.
- Implementing secure backend services for financial transactions, reporting, and administrative operations.
- Practicing AI-first development workflows using tools such as Claude Code and ChatGPT to accelerate development, debugging, and architecture planning.
- Designing scalable backend modules to support casino management systems including player management, transaction monitoring, and reporting dashboards.
- Optimizing database queries and improving backend performance for high-volume transactional systems.
- Collaborating with frontend developers and internal stakeholders to deliver stable internal tools for operations and finance teams.
Back-End Developer - Gurufin (formerly Surgepay) - Seoul, South Korea
(2023-11 - 2025-06)
- Guiding and supporting junior developers in improving technical skills.
- Making strategic decisions regarding the technology stack, frameworks, and system architecture.
- Improving server-side query performance.
- Monitoring inbound requests to infrastructure.
- Managing the Accounting CMS for an online casino platform.
- Implementing prevention measures against possible DDoS attacks.
- Monitoring unusual player behavior and suspicious activities.
- Integrating games through third-party providers.
- API Payment Gateway Integration.
- Coordinating with the tech support team regarding reported bugs and deployments.
Senior Back-End Developer - NTT Ltd. (Philippine Branch) - Quezon City, Metro Manila
(2024-05 - 2025-02)
- Guiding and supporting junior developers in enhancing their technical abilities.
- Making strategic decisions regarding the technology stack, frameworks, and overall system architecture.
- Improving server-side query performance for better efficiency.
- Overseeing incoming requests to infrastructure.
- Managing the Accounting Content Management System (CMS) for an Online Casino platform.
- Implementing preventive measures against potential DDoS attacks.
- Monitoring player behavior for suspicious activities.
- Integrating games via third-party providers.
- API Payment Gateway Integration.
- Collaborating with the tech support team to address reported issues and ensure smooth feature deployments.
Senior Back-End Developer - MPOTECH / 8BACUS - Makati City, Metro Manila
(2023-03 - 2023-09)
Project Ceased
- Making decisions on technology stack, frameworks, and system design.
- Optimizing server-side queries to boost efficiency.
- Monitoring inbound infrastructure requests.
- Managing the Accounting CMS of the online casino platform.
- Implementing preventive measures against DDoS attacks.
- Monitoring player behavior for suspicious activity.
- Approving pending transactions when required.
- Coordinating with tech support regarding bugs and feature deployments.
IT Systems Developer - Richetec System Automation - Carmona, Cavite
(2022-03 - 2022-10)
- Providing technical leadership to the backend development team.
- Designing the overall architecture of the backend system.
- Conducting code reviews to maintain code quality and best practices.
- Participating in project planning and estimating development efforts.
Backend Developer I (KYC Department) - BPO Company - Sta. Rosa City, Laguna
(2019-11 - 2021-07)
- Designing and implementing server-side application logic.
- Developing core backend functionality and managing authentication.
- Ensuring data security and integrity.
- Implementing caching mechanisms to improve application speed.
Full Stack Developer (Freelance) - Freelancing / Commission Projects
(2018-01)
- Designing and maintaining databases.
- Developing APIs for frontend and backend communication.
- Implementing security best practices against web vulnerabilities.
- Writing and conducting unit tests to ensure code reliability.
