Dexter Inumerable
San Jose Del Monte
Summary
Accomplished Senior Software Developer with 17 years of experience in designing and deploying enterprise software solutions in financial services and technology. Expertise in C#, .NET Core, RESTful APIs, and modernizing legacy systems with Docker and Microsoft Azure. Skilled in implementing CI/CD pipelines with GitHub Actions, enhancing deployment workflows, and ensuring system security and reliability.
Overview
1
1
Certification
Work History
Team Lead / Supervisor
Hosting NxtGen PH Inc.
Makati City
2019 - 2025
- Architected and maintained scalable enterprise web applications using .NET Core and SQL Server.
- Implemented automated CI/CD pipelines using GitHub Actions, reducing manual deployment steps and improving release consistency.
- Containerized applications using Docker and deployed to Azure App Services and Azure Kubernetes Service (AKS).
- Implemented secure JWT-based authentication and integrated third-party payment gateway systems.
- Led code reviews, sprint planning, QA coordination, and production deployment strategies.
- Collaborated with infrastructure teams to enhance monitoring, logging, and system reliability.
- Improved deployment turnaround time and reduced post-release defects through automation and structured release processes.
- Coordinated communication between departments to ensure seamless service delivery.
- Led team in daily operational tasks and project management initiatives.
- Developed and maintained high-impact business projects.
- Ensure all codes, documentation, unit test plans and results are reviewed and that the development quality assurance standards are adhered to.
Senior Software Developer
CGI Philippines Inc.
Taguig City
2014 - 2019
- Project/Operational Lead
- Developed, enhanced and maintained company employee evaluation system using .NET Framework, C#, SQL Server, and SSRS.
- Participate in meetings and presentation for upstream or downstream updates/activities.
- Create and maintain existing project documentations.
- Maintain Project Workspace.
- Optimized database performance and improved reporting efficiency for large datasets.
- Supported production deployments and resolved high-priority operational issues.
- Presenting fortnightly status reports to project stakeholders.
- Led code reviews to ensure adherence to coding standards and best practices.
- Worked successfully with diverse group of coworkers to accomplish goals and address issues related to our products and services.
- Mentored junior developers in software development techniques and tools usage.
Business Solutions Unit Head
National Confederation of Cooperatives
Quezon City
2008 - 2014
- Strategize with different Unit Heads and IT Head for plans and upcoming projects/technologies.
- Researched and advised on purchasing new hardware and software to enhance application upgrades, improving user effectiveness and satisfaction through increased stability, security, and speed.
- Practice Project Management principles (from planning, costing, potting tasks up to Gant chart).
- Assign duties, responsibilities to technical support and software developer.
- Supervise company programmers for different projects.
- Develop and maintain integration tool for SWITCH using Proprietary Messaging Format for Pinoy ATM, EFT-POS, Mobile Banking (Megalink and SIMM sponsored by USAID), Internet Banking.
- Designed and developed modular Loan Portfolio, Accounting, and Client Information File modules to replace Windows-based applications using ASP.Net (C#, Framework 3.5), LINQ, Web Service, OOP, JavaScript, CSS, HTML, Microsoft SQL 2008, and Crystal Report.
- Configure VMWare ESXI 5.0.1, VMWare VCenter using high availability, V-Motion and Failover integrated with DELL EqualLogic SAN Server.
- Perform Data Center Capacity Planning.
- With good understanding on Windows and SQL Database failover Clustering using iSCSI volumes.
- Familiar with Network Infrastructure administration, troubleshooting, and concepts.
System Administrator
Gideon Academy
Pasay City
2003 - 2008
- Prepared comprehensive computer syllabus for preschool to high school students, aligning curriculum with educational standards.
- Create lesson plans.
- Teach computer fundamentals and programming.
- Coach students for inter-school computer competition.
- Developed and maintained grading/enrolment system, library system, attendance system, bell system, and shared folder utility tool using Visual Basic and Microsoft Access, enhancing data management and accessibility.
- Coordinated daily administrative activities to streamline operations and improve workflow efficiency.
Data Encoder
International Bank (IBank)
2002 - 2002
- Processed client data and proposals to ensure accuracy and completeness.
- Entered data into banking systems accurately and efficiently.
- Reviewed documents for completeness and compliance with bank regulations.
- Maintained organized files for easy retrieval and reference of customer information.
Education
Bachelor of Science - Computer Science
City College of Manila
ManilaSkills
- Leadership skills
- Backend development
- API design
- Security protocols
- DevOps automation
- Database management
- Cloud platforms
- Unit testing
- Reporting tools
Training
- AWS Developer Associate DVA-C02 (In Progress - UDEMY)
- Angular – Complete Guide (In progress – UDEMY)
- The Complete Python Bootcamp (In Progress – UDEMY)
- DevOps Fundamentals: Tools, Technologies, and Infrastructures, 10/11/18
- DevOps Testing and Delivery, 10/04/18
- DevOps Methodologies and Development, 10/04/18
Personal Information
- Date of Birth: 03/31/81
- Gender: Male
- Marital Status: Married
Certification
Microsoft Azure Fundamentals (AZ-900) (Certification # 98A4C1-BDE29D)
Timeline
Team Lead / Supervisor
Hosting NxtGen PH Inc.
2019 - 2025
Senior Software Developer
CGI Philippines Inc.
2014 - 2019
Business Solutions Unit Head
National Confederation of Cooperatives
2008 - 2014
System Administrator
Gideon Academy
2003 - 2008
Data Encoder
International Bank (IBank)
2002 - 2002
Bachelor of Science - Computer Science
City College of Manila