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Jeffrey Reyes

Jeffrey Reyes

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Senior Software Engineer

NTT DATA Payment Services Philippines, Inc. | Makati City, Metro Manila

Technologies

What good is a story without a cup of coffee?☕

My Certifications

These are the industry credentials that I’ve earned.

SQL Associate

SQL Associate

Data Analyst Associate

Data Analyst Associate

AI Fundamentals

AI Fundamentals

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

NTT Data Payment Services Philippines, Inc. | Aug 2024 - Present

Senior Software Engineer

• Develop API-driven .NET Core applications with C# and SQL Server, while leveraging AWS and AI-assisted development tools to accelerate delivery and enhance code quality • Mentor junior developers in adhering to secure coding standards and development best practices • Conduct functional testing and debugging to ensure application reliability for successful UAT sign-offs with zero critical defects • Collaborate with product owners and stakeholders to align on business requirements, translating complex technical concepts into clear documentation and development guides • Integrate AI into practical, automated solutions that eliminate repetitive processes, improve efficiency, and free up development capacity for strategic initiatives
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OLAVIN Corp. | Jun 2023 - Aug 2024

Senior Analyst Developer

• Led a team of three in building and maintaining full-stack web applications using React and ASP.NET Core Web API with C# • Helped manage application deployments on Microsoft Azure using GitHub Actions for CI/CD automation • Extracted and transformed data from SQL Server to build reports using Excel and Power BI to support stakeholder decision-making • Collaborated with stakeholders to gather and analyze requirements to create functional designs and workflows • Introduced development best practices and streamlined workflows across the team

Sun Life PH | Jul 2017 - Feb 2023

Systems Analyst

• Led a team of five in modernizing legacy systems and web applications using ASP.NET MVC with C# and SQL Server • Worked with business users to evaluate change requests and translate needs into system enhancements and configuration updates • Documented requirements, specifications, test cases, and deployment materials to support smooth delivery and user adoption

Sun Life PH | Dec 2012 - Jun 2017

Analyst Programmer

• Collaborated with a cross-functional team to develop, test, deploy, and maintain web applications • Analyzed data and processes to troubleshoot user-reported issues and validate system behavior against business requirements

FUJIFILM Business Innovation Philippines Corp | Sep 2010 - Dec 2012

Web & Application Developer

• Built and maintained desktop and web applications using VB.NET, ASP.NET Web Forms, and Oracle Database • Contributed to end-to-end SDLC activities, from requirements gathering and system design to development, testing, and support • Modernized legacy applications to VB.NET and ASP.NET to improve maintainability, performance, and alignment with business needs • Automated ad hoc reports using Excel and VBA to streamline data analysis and enhance reporting efficiency • Provided technical support and training to users via email, phone, and in-person, ensuring effective adoption and timely issue resolution

College of Subic Montessori | Jun 2008 - Apr 2010

Computer Programmer

• Led a team of four in developing applications using Visual Basic, VB.NET, and MySQL to streamline internal processes • Identified inefficiencies in existing workflows and developed solutions that improved operational efficiency • Conducted functional testing and debugging to ensure application reliability prior to deployment • Optimized reporting processes using Excel and VBA to deliver timely insights to management • Collaborated with faculty and staff to gather requirements and create documentation and user manuals to support development and onboarding

Eastwoods College of Science & Technology | May 2007 - Apr 2008

Computer Instructor

• Managed and facilitated Computer Programming classes with an average of 30 students, promoting structured learning through lectures, tutorials, and hands-on training • Facilitated group projects to promote teamwork and problem-solving in simulated project scenarios • Designed instructional strategies to address diverse learning styles, improving student engagement and comprehension • Prepared course materials aligned with curriculum standards and evolving industry expectations • Assessed student performance and provided constructive feedback to support growth and continuous improvement

My Education

Take a look at my formal education

Diploma in Project ManagementDe La Salle - College of Saint Benilde | 2025
Professional Certificate in Project ManagementGoogle | 2024
Certificate in Enterprise Application DevelopmentInformatics Philippines | 2011
Bachelor of Science in Computer ScienceEastwoods College of Science and Technology | 2007

About Me

Jeffrey Reyes

What good is a story without a cup of coffee?☕

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