Available to hire
Hi, I’m Jayzle Coballes, a Senior Software Developer with over a decade of experience focused on creating maintainable and efficient code for web, mobile, and desktop applications. I’m passionate about transforming manual processes into automated solutions that enhance operational efficiency and user satisfaction. I thrive in collaborative environments, often engaging in pair programming and aligning with user stories to ensure our projects meet both technical and business goals.
My expertise spans full-stack development with a strong focus on automation and scalable systems. I have had the chance to grow my skills across different roles and industries, including technology services at Quadient, GLOBALFOUNDRIES, and Avanade Asia. I’m always eager to leverage the latest tools and foster teamwork to deliver impactful results.
Language
English
Fluent
Work Experience
Senior Software Engineer at Quadient
February 1, 2022 - PresentCollaborated on requirements specification through user stories, designed, implemented, and tested technical solutions meeting requirements. Developed well-structured, maintainable code for web, mobile, and APIs. Paired with developers for feature development, code reviews, and bug fixes. Worked on evaluating and implementing frameworks and tools to enhance development and quality. Participated in continuous process improvement through regular reflection and adaptation.
Principal Engineer at GlobalFoundries Singapore Pte Ltd
January 31, 2022 - July 10, 2025Designed and developed full stack web applications and automation scripts using Python/Django framework and Angular for front-end UI/UX. Developed and maintained troubleshooting and corrective action guides, test plans, and performed testing of new releases. Troubleshot and performed corrective actions during unscheduled downtimes. Conducted deep dive analysis on critical factory applications to resolve system performance issues.
System Analyst at Avanade Asia under Jobline Resources Pte Ltd
March 31, 2019 - July 10, 2025Developed solution component architectures using .NET to support business processes. Designed, constructed, tested, implemented, and optimized basic systems for business and engineering functions under general direction. Collected user and technical requirements, translated into programming solutions, and monitored performance to identify and resolve system issues. Participated in solution implementations, upgrades, and conversions while maintaining security and integrity controls.
Senior Software Developer at DBS Vickers under Optimum Solutions Pte Ltd
June 30, 2016 - July 10, 2025Responsible for development of enhancements and fixes of the Online Trading System. Provided technical support and assistance in solving production issues. Coordinated enhancements and fixes related to the mobile application delivery with vendors.
Senior Software Engineer at GlobalFoundries under NSearch Pte Ltd
November 30, 2015 - July 10, 2025Provided technical support for business and end-users of SWIFT PTRF system. Documented and demonstrated solutions using flowcharts, layouts, and diagrams. Designed, developed, and implemented applications that supported daily operations. Sole developer of the SWIFT Maskshop module including web application and K2 workflow components.
Application Developer at CIMB Securities (Singapore) Pte Ltd under Steenbok Pte Ltd
December 31, 2014 - July 10, 2025Provided IT application support for existing back-end applications. Conducted analysis and documented technical specifications for developers’ reference. Designed and developed new applications and enhancements. Conducted research on new technologies for improving existing applications.
IT Consultant at GlobalFoundries under ITCan Pte Ltd
June 30, 2013 - July 10, 2025Provided IT application support to existing internal applications. Designed and developed enhancements to existing and new internal applications for projects such as iCase, PCRB, and SSGR.
Application Developer at CIMB Securities (Singapore) Pte Ltd under Steenbok Pte Ltd
March 31, 2012 - July 10, 2025Provided IT application support to existing internal applications. Maintained, designed, and developed new internal backend applications. Conducted research on new technologies for the improvement of existing applications.
Senior Software Developer at Quadient Accounts Payable Automation by Beanworks
February 1, 2022 - PresentTransformed manual processes into automated services, enhancing operational efficiency. Collaborated on user story specifications, ensuring alignment with business requirements. Developed maintainable code for web, mobile, and desktop applications, improving user experience. Engaged in pair programming for feature development and bug fixing, fostering team collaboration.
Principal Engineer at GLOBALFOUNDRIES
January 31, 2022 - July 24, 2025Spearheaded the development and automation of tapeout applications using EDA software, enhancing operational efficiency. Designed and maintained a full-stack tapeout application system, ensuring seamless integration and user experience. Collaborated with cross-functional teams to identify and implement improvements that resulted in reduction in processing time.
Senior Analyst, Solution Development at Avanade Asia (under Jobline Resources Pte Ltd)
March 31, 2019 - July 24, 2025Developed and optimized .NET solution component architectures to enhance business processes. Collaborated with cross-functional teams to gather and analyze user requirements, translating them into effective programming solutions. Monitored system performance, identifying and resolving issues to ensure seamless operations. Participated in the implementation of standard solutions and upgrades, maintaining security and business continuity controls.
Senior Software Developer at DBS Vickers Securities (under Optimum Solutions Pte Ltd)
June 30, 2016 - July 24, 2025Contributed to the development of enhancements and fixes for the Online Trading System, improving user experience and functionality. Provided technical support to resolve production issues, ensuring minimal downtime for clients. Coordinated with vendors for mobile application delivery, streamlining the integration of new features.
Senior Software Engineer at GLOBALFOUNDRIES (under NSearch Pte Ltd)
November 30, 2015 - July 24, 2025Provided technical support for the SWIFT PTRF system, enhancing user experience and operational efficiency. Designed and implemented the SWIFT Maskshop module, automating maskshop assignments and improving workflow efficiency. Created detailed documentation, including flowcharts and diagrams, to facilitate understanding and usage of developed solutions.
Application Developer at CIMB Securities (Singapore) Pte Ltd
December 31, 2014 - July 24, 2025Provided comprehensive IT application support for internal systems, enhancing user satisfaction and operational efficiency. Developed and designed innovative back-office systems for Finance and Operations, streamlining processes and reducing turnaround time. Managed finance-related back-office systems, ensuring accuracy and compliance with regulatory standards.
Information Technology Consultant at GLOBALFOUNDRIES under ITCan Singapore Pte Ltd
June 30, 2013 - July 24, 2025Provided comprehensive IT application support for internal applications, ensuring optimal performance and user satisfaction. Designed and developed enhancements for existing applications, improving functionality and user experience. Utilized SQL Server 2008 and .NET Framework 4.0 to deliver robust solutions, contributing to a more efficient IT environment.
Application Developer at CIMB Securities (Singapore) Pte Ltd
March 31, 2012 - July 24, 2025Provided comprehensive IT application support for internal systems, ensuring optimal performance and user satisfaction. Designed and developed new applications and enhancements, improving system capabilities and user experience. Conducted research on emerging technologies, implementing innovative solutions that enhanced existing applications.
Application Developer at LANWorks Singapore Pte Ltd
October 31, 2009 - July 24, 2025Developed and maintained the MAN-go! and CLAMS applications, enhancing duty roster management for casual labor across various industries. Conducted system analysis and database design, ensuring seamless integration of payroll and time management functionalities. Provided IT application support, improving user experience and operational efficiency for hotel event scheduling.
IT Consultant at Philippine Savings Bank
February 28, 2009 - July 24, 2025Provided comprehensive IT application support for the CDRS project, enhancing account opening review processes. Participated in the analysis and development of the account review module, ensuring high-quality output. Successfully deployed document scanning and encoding modules, significantly reducing manpower utilization.
Application Consultant at NCS Pte. Ltd
August 31, 2008 - July 24, 2025Developed and maintained the Mobile Mental Health System (MoMentS) to centralize mental health records, enhancing patient care. Provided production support and bug fixes for the e-Catering application, improving operational efficiency for Changi General Hospital. Prepared functional specifications and user manuals for the Trauma Recovery and Corporate Solutions (TRACS) project, streamlining training management processes.
Application Consultant at Mindteck
August 31, 2007 - July 24, 2025Provided comprehensive IT application support for Platform One, enhancing the management of Channel Health Programs across the Asia Pacific region. Monitored and ensured the smooth execution of daily, weekly, and monthly application jobs, improving operational efficiency. Prepared detailed daily and monthly reports that summarized application support activities, facilitating informed decision-making.
Web Application Developer at Freelancer
March 31, 2007 - July 24, 2025Developed customized content management systems for multiple clients, enhancing user experience and operational efficiency. Designed and implemented database structures using mySQL and SQL Server 2000, ensuring data integrity and performance. Created user-friendly UI screens for administrative functionalities, streamlining management processes.
.NET Developer at Infoserve International Incorporated
October 31, 2006 - July 24, 2025Designed and developed a web portal for WOW Card Services, enabling seamless financial transactions for users. Implemented .NET remoting technology, enhancing system performance and reliability. Created a Windows service for the iCash System, facilitating message processing via Windows Message Queue. Demonstrated strong problem-solving skills by meeting project deadlines despite challenges.
.NET Consultant at Computer Professionals Inc
January 31, 2005 - July 24, 2025Developed and maintained modules for credit investigation, appraisal, and reconsideration in a loan processing system. Implemented a three-layer architecture to enhance system efficiency and scalability. Conducted thorough unit testing and collaborated on testing other modules to ensure software quality.
Programmer at DBP Data Center Inc
July 31, 2004 - July 24, 2025Developed and enhanced the Retail Loans Management System (RLMS) to streamline loan processing and servicing. Utilized ASP.NET, Visual Basic.NET, and SQL Server 2000 to improve system functionalities and user experience. Conducted rigorous application testing to identify and resolve bugs, ensuring a reliable system for end-users.
Education
Master of Technology at National University of Singapore
January 1, 2017 - June 30, 2019Bachelor of Science at Polytechnic University of the Philippines, Sta. Mesa Manila
June 1, 1998 - April 30, 2002Master of Technology - MTech at National University of Singapore
January 1, 2017 - December 31, 2019BSCS at Polytechnic University of the Philippines
January 1, 1998 - December 31, 2002Qualifications
Communicating with Confidence
January 1, 2023 - December 31, 2023Tips for Working Remotely
January 1, 2023 - December 31, 2023Communication Foundations
January 1, 2023 - December 31, 2023Improving Your Conflict Competence
January 1, 2023 - December 31, 2023Strategic Thinking
January 1, 2023 - December 31, 2023Industry Experience
Software & Internet, Financial Services, Manufacturing, Computers & Electronics, Professional Services, Healthcare
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