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Customer Care Java

Muscat, Muscat Governorate, Oman
May 17, 2020

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Résumé of Ronald Cuñado Valdehueza

PC *** / PO Box 283

Wadi Al Kabir, Sultanate of Oman

Home: 009**********

Mobile: 009**********


Successful results-oriented project team leader with five mission-critical projects developed, implemented, administered or managed: In-house Financials Solution, Convergent Customer Care and Billing, API (WSDL, REST), Google DF AI, Google Flutter, Web Services, and Mobile Applications.

Over seven years experience in

oSoftware development technologies (ASP.NET, C#, Python, PHP, Powerbuilder 2019, Java, Google Flutter, JSON, bootstrap, CSS)

oDatabase administration (Oracle 7 – 12c, MSSQL, Sybase, MySQL) in Microsoft Windows or Unix (Solaris, Linux) environment

oProject management using various techniques like Stakeholder Analysis, CPA (Critical Path Analysis with Gantt Chart) or PERT (Program Evaluation and Review Technique), PMI (Plus, Minus, Interesting), Cost/Benefit Analysis, Risk Analysis, and closing projects with Aide Memoire (Lessons Learned List).

oBusiness and systems requirements analysis, data and process design using PISO (Process Improvement For Strategic Objectives), and Structured and Object-Oriented Analysis, and using tools like Powerdesigner CASE tool, UML (Unified Modeling Language) tools in MS Visio or SmartDraw

oCapability Maturity Model (CMM) for Software level 2 - 3

Expertise includes application development in dot Net and web based technologies (JSON, WSDL, SOAP) and mobile and client-server environment, three tier architecture and server components.

Proven ability to manage system analysts, programmers, database administrators, and web content developers.

Notable grades in MS Information Technology (Specialization in E-Commerce and Information Systems) as follows: Software Analysis and Design (A-), Software Engineering (A-), Foundations of Software Design (A-) and E-Commerce (A-)

Excellent interpersonal, organizational, and analytical skills.

Willing to work remotely



One of the largest and leading foreign exchange and remittance company in the Sultanate of Oman

Corporate Information Technology Officer

Delivered an I.T. solution accomplishing the company’s mission-critical objectives. This is achieved by developing and implementing an ERP remittance application which interfaces with numerous international banks’ multimillion dollar money transfer systems. Such is followed by programming other modules which include prevention of transactions associated with terrorism or money laundering (with risk management analysis), automated reconciliation of various bank statements, and interface (API/WSDL/REST) of proprietary money transfer system such as SWIFT, Moneygram and EzRemit. Other notable developments include Accounts, HR, Business Intelligence, and Logistics automating several redundant and laborious tasks. Also responsible for developing IT policies and procedures including measures against AML and electronic fraud.

Tools/Languages used: ASP.NET, C#, Powerbuilder, UML, Oracle Reports with server side scripting (PL/SQL, java), PHP, Python, API (WSDL, REST), Google DF AI, Google Flutter, Web Services, and Mobile Applications

Databases used: Oracle 12c, MS SQL, Sybase, MySQL (legacy support).

PHILCOM CORPORATION, Philippines. 1997 – 2004

Philippines’ second largest basic telephone service provider (now co-owned by PLDT) with major clients in Mindanao and a nation wide Internet service provider

corporate website:

Information Technology Project Leader (January 2003 - 2004)

Contributed significantly to planning, analysis, design, and development of a financial in-house solution which integrated collections, payables, purchasing, inventory, assets management, and supplies management and payroll system that had saved the company PhP 20M annually from service maintenance of a legacy solution.

Made application proposals, participated in project planning with Finance, Materials, Billing and HR departments, and provided resource estimates.

Created UML design documents using Powerdesigner CASE tool and MS Visio and wrote high-level and/or detailed specifications for others to translate into Powerbuilder programs.

Programmed billing and GEAC SmartStream GL interface module; purchasing, inventory, and supplies management interface and intranet-based modules; and intranet just-in-time Collection and Expense reports. Also developed employee - GEAC SmartStream GL vendor interface.

Provided progress reports to management using intranet solution.

Tools/Languages used: UML, VB.NET, C#, VB 98, Powerbuilder, java NetBeans IDE, Apache Struts, JSP, JDBC, EJB, C/C++, API, Javascript, CSS

Databases used: Oracle, MSSQL, Sybase.

I.T. Supervisor (January 2000 – December 2002)

Contributed largely to planning, analysis and development of a 3-tier convergent customer care and billing system using Solaris-Oracle 8i and Powerbuilder with DCOM-based interface to switch management that will generate an estimated monthly revenue of over PhP 40M.

Reviewed and integrated design documents (from senior manager) into an overall object-oriented (UML/Powerbuilder) design for a complex Telecom billing system.

Integrated programs, user-interfaces, GEAC SmartStream job streams or other components into an overall structure for the in-house Telecom system.

Interfaced Internet Access Servers to asynchronous PB client via HTTPS, tuning application architecture, DML/Query SQL, client/server roundtrips.

Tools/Languages used: VB.NET, VB 98, java, JSP, JDBC, UML, Powerdesigner (CASE tool), MS Visio (UML C/S design), java, ASP, PSP, XML, java, C++.

Databases used: Oracle, MSSQL, Sybase.

Contributed largely to planning, analysis, and development of a Solaris-Oracle based online travel reservation system expected to generate PhP 60M.

Created data and process models using Powerdesigner CASE tool and SmartDraw.

Wrote detailed specifications for others to translate into Oracle JSP scripts.

Tools/Languages used: JSP, VB.NET, ASP, java servlets, javascript, DHTML, CSS.

Databases used: Oracle, MSSQL.

Co-developed and administered an online procurement system using.NET, JSP, MSSQL 2000, java (servlets), XML and javascript.

Performed comprehensive requirements analysis for internet and intranet sites.

Led system development standards committee, introducing use of UML.

Provided training and technical support for end-users.

I.T. Ad-hoc Unit Leader (1997 - 2000)

Planned, analyzed, and developed an Internet Service Provider customer-care system for real-time activation or deactivation of accounts, real-time session queries and many other services.

Tasks included data migration from LinuxTools/Languages used: PB, VB, java, javascript, PHP.

Databases used: Oracle, MSSQL, Sybase.

Developed a call accounting system using PB and COM/active X for PABX, server component using VB and C++ for Internet email management system, custom telephony for voice-mail, client PB for voice traffic monitoring.

Freelance Programmer/Consultant/Instructor 1990 – 1997

Developed a nationwide enrollment system using Visual Foxpro for Asian College of Science and Technology.

Developed and implemented an automated time keeping and payroll system for 1,500 employees of a major department store.

Co-developed an inventory system implemented on AS400.

Co-developed an accounting system for a cooperative bank.

Co-developed an enrollment system on Xenix for Xavier University.


Master Of Science in Information Technology,

Specialization in E-Commerce and Information Systems

Undergraduate, Xavier University (, Phil. 2002

Bachelor of Science major in Mathematics, Xavier University, Phil., 1990

Department of Science and Technology College scholar

Xavier University College Scholar

Ateneo de Manila College Scholar

Second Honors, Xavier University High School

Xavier University High School Scholar

Valedictorian, City Central Grade School


Visual .Net Seminar, 2002

Java, Cagayan de Oro, IACT Philippines, 1999

Visual Basic for Business Solutions, IACT Manila, Philippines, 1998

Sybase Powerbuilder, Sybase Makati, Philippines, 1997

Internet and Network Management Seminar, 1994


Powerbuilder, Visual Basic, Java, Oracle PL/SQL, MS SQL, ASP, C, HTML 4, Javascript

Brainbench certified


corporate support site:,,

e-commerce based travel reservation system

intranet based basic telephone service and billing support


Geraldy L. Victory

VP, Corporate Head of Operations, PHILCOM Corporation, 063-**-*******

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