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I am a Senior Software Engineer with 10+ years of experience designing and building enterprise applications using Java, Spring Boot, and modern frontend frameworks such as React, Vue, and Angular. I have a proven track record delivering scalable systems across international teams, improving performance, and contributing to architecture design. I am experienced in full-stack development, cloud-based solutions, and mission-critical systems in government and financial domains. I collaborate with cross-functional teams to translate business requirements into robust solutions and mentor teammates to raise engineering standards.…I am a Senior Software Engineer with 10+ years of experience designing and building enterprise applications using Java, Spring Boot, and modern frontend frameworks such as React, Vue, and Angular. I have a proven track record delivering scalable systems across international teams, improving performance, and contributing to architecture design. I am experienced in full-stack development, cloud-based solutions, and mission-critical systems in government and financial domains. I collaborate with cross-functional teams to translate business requirements into robust solutions and mentor teammates to raise engineering standards.

Suzerain Gem Espulgar

Full Stack Developer, Web Developer, Back-End Developer, +2

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I am a Senior Software Engineer with 10+ years of experience designing and building enterprise applications using Java, Spring Boot, and modern frontend frameworks such as React, Vue, and Angular. I have a proven track record delivering scalable systems across international teams, improving performance, and contributing to architecture design. I am experienced in full-stack development, cloud-based solutions, and mission-critical systems in government and financial domains. I collaborate with cross-functional teams to translate business requirements into robust solutions and mentor teammates to raise engineering standards.…I am a Senior Software Engineer with 10+ years of experience designing and building enterprise applications using Java, Spring Boot, and modern frontend frameworks such as React, Vue, and Angular. I have a proven track record delivering scalable systems across international teams, improving performance, and contributing to architecture design. I am experienced in full-stack development, cloud-based solutions, and mission-critical systems in government and financial domains. I collaborate with cross-functional teams to translate business requirements into robust solutions and mentor teammates to raise engineering standards.

Available to hire

I am a Senior Software Engineer with 10+ years of experience designing and building enterprise applications using Java, Spring Boot, and modern frontend frameworks such as React, Vue, and Angular. I have a proven track record delivering scalable systems across international teams, improving performance, and contributing to architecture design.

I am experienced in full-stack development, cloud-based solutions, and mission-critical systems in government and financial domains. I collaborate with cross-functional teams to translate business requirements into robust solutions and mentor teammates to raise engineering standards.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Software Engineer at Informa Solutions Pte Ltd

August 1, 2025 - Present

Developed and maintained React-based front-end for Housing & Development Board (HDB) systems, improving usability and aligning UI with user-driven design requirements. Collaborated with UI/UX designers using Figma to translate business requirements into intuitive interfaces. Participated in requirements analysis and solution design, contributing to system enhancements and feature delivery. Worked across frontend and backend (Java) components to ensure seamless integration.

Senior Software Engineer at Egis Project Philippines Inc.

May 1, 2023 - Present

Key contributor to development of a large-scale tolling system deployed internationally, working directly with stakeholders based in France. Designed and developed backend services using Spring Boot to support scalable and high-availability system requirements. Built and maintained frontend components using Vue.js and React for operational and back-office systems. Contributed to system architecture design and proposed database improvements to enhance performance and maintainability. Part of backend team developing a new tolling platform using C# and AWS cloud services.

Solutions Developer at PCCW Solutions Limited

September 1, 2020 - May 1, 2023

Revamped key modules of a Management Information System, improving maintainability and user experience. Developed full-stack features using Angular and Spring Boot for enterprise-scale applications. Collaborated with regional architects (Hong Kong) to validate and implement technical solutions. Delivered enhancements and bug fixes for production systems, ensuring reliability.

Software Engineer at Monasys Computer Systems Pte Ltd

March 1, 2017 - March 31, 2020

Led redevelopment of a legacy Java portal from JSF to modern frameworks, improving performance and maintainability. Modeled and implemented workflow processes using IBM BPM, reducing approval processing time by 50%. Developed REST APIs for integration with external systems. Delivered features using Agile methodology for government projects (HDB).

Software Engineer at United Overseas Bank (UOB)

January 1, 2016 - June 30, 2016

Supported integration of a vendor mobile payment application into banking systems. Developed automation scripts using Unix shell and Control-M to support batch processing. Provided SIT and UAT environment support, ensuring stable system deployment. Coordinated across multiple IT teams for system setup and issue resolution.

Associate Consultant at NCS Group

October 1, 2014 - October 1, 2015

Coordinated large-scale system usage events involving multiple stakeholders and high traffic. Developed reporting and monitoring processes to track system performance during critical operations. Maintained internal information portal for enterprise users.

Procurement Database Executive at First Sensor (SG) Pte Ltd

September 1, 2013 - October 1, 2014

Managed HR and procurement systems, ensuring data accuracy and operational efficiency. Supported procurement workflows and coordination between sales and manufacturing teams.

Software Engineer at Accenture Inc.

February 1, 2010 - September 30, 2013

Developed and maintained batch processing systems using PL/SQL and shell scripting. Supported production systems (L2/L3), ensuring reliability of daily operations. Collaborated with US-based teams on requirements and system design. Improved legacy HR staffing system using updated Java technologies.

PHP Developer at PCASTRD-DOST

June 1, 2009 - October 31, 2009

Developed an e-Procurement system to automate manual processes. Worked directly with stakeholders to gather requirements and deliver the system.