Jayhar D. Vallejos

• Designed and developed scalable RESTful and SOAP-based web services to support enterprise-level applications and integrations
• Enhanced and maintained existing web services by implementing new features, optimizing performance, and ensuring robust security standards
• Utilized Java, Spring Boot, and Spring Framework to build backend components, manage service layers, and streamline API development
• Collaborated with cross-functional teams to gather requirements, troubleshoot issues, and deliver high-quality software solutions
• Conducted code reviews, unit testing, and integration testing to ensure reliability and maintainability of services
• Followed Agile methodologies and participated in sprint planning, daily stand-ups, and retrospectives to drive continuous improvement

• Lead the development of different Meralco projects assigned.
• Take project requirements and map them to technical design.
• Unit testing

• Lead the development of Android applications on mobile and tablet devices.
• Take project requirements and map them to technical design.
• Responsible for the creation of REST Web Service that was used as the backend of Android applications.
• Coach junior developer to support their technical skill development, perform code review for the team and drive the adaption of best practices in developing high quality applications.