HARVEY-JHUN M. ESTIOLA
Software Developer/ Software Engineer
📍 Liloan, Cebu, Philippines
PROFESSIONAL PROFILE
Innovative and results-oriented Web Developer with extensive experience in both full-stack
development and SAP ABAP. Skilled in designing, developing, and maintaining complex webbased systems and ERP applications. Strong collaborative and effective skills with a passion
for creating efficient, user-centered solutions.
PROFESSIONAL EXPERIENCE
SAP ABAP Developer (Associate)
Accenture Inc.
📅 January 2023 – January 2025
Key Responsibilities:
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Completed SAP ABAP bootcamp and passed certification exam.
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Conducted ATCP checks on custom objects (S/4HANA readiness 2023).
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Upgraded custom object versions to S/4HANA compatibility.
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Performed code remediation and debugging to resolve system issues.
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Collaborated with other SAP modules (e.g., SAP FI) for application testing.
Software Developer
Delsan Business Innovations Corp.
📅 March 2021 – January 2023
Key Responsibilities:
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Sole developer maintaining internal systems: Admin Control, Sales Reports, PMS
System, Order System, and eForms with approval workflows.
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Coordinated with executives and department heads to plan system updates.
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Led deployment, version control, and server-side management.
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Managed MySQL databases and handled data import tasks.
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Maintained documentation and work tracker.
Web Systems Developed:
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Machine Portal
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Service Management Portal
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Order System
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eForms
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Parts Request Portal
EDUCATION
Advanced Diploma in Business and Information Technology
Informatics Institute
📍 Cebu, Philippines
TECHNICAL SKILLS
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Frontend: HTML5, CSS, JavaScript, ReactJS
Backend: PHP, NodeJS(ExpressJS)
Frameworks/Libraries: ReactJS, jQuery, AngularJS
Database: MySQL, PostgreSQL(Supabase)
ERP: SAP ABAP
Others: Debugging, Deployment, Documentation
PROJECTS
Ticketing Management System - a built from scratch Custom Ticket Management System designed
to streamline client concern handling for service-oriented enterprises. Ideal for companies with
agents or technicians, this application enables efficient ticket tracking, assignment, and real-time
status updates, ensuring seamless communication and faster issue resolution.
CHARACTER REFERENCES
Vincent Paul Lim
Former Software Developer at Delsan--Martin Añasco
HR Officer--Jester Velasquez
Senior Software Engineer
Accenture-
