Jan

Senior Backend Engineer | Amazon SP/ADS-API Integrations | 18+ Years PHP/MySQL Sys

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Overview

Looking for part-time work (5 hours/day)

at $18.25/hour ($2,200.00/month)

BS Computer Science

Last Active

June 22nd, 2026 (2 days ago)

Member Since

February 13th, 2011

Profile Description

With over 18 years of experience in building scalable, web-based information systems, I bring deep expertise in PHP, MySQL, and full-cycle software development (SDLC). My career began at a university, where I led the design, development, and deployment of a comprehensive suite of Management Information Systems—including Enrollment, Student Information, Facilities Reservation, OPAC, Payroll, and Gradebook—built entirely in pure PHP without frameworks, demonstrating advanced skills in custom backend architecture, database optimization, and secure application development.
As an IT instructor, I delivered a broad curriculum spanning programming fundamentals, object-oriented programming (OOP), web application development (HTML, CSS, JavaScript), systems analysis and design, and office productivity tools. This academic foundation sharpened my ability to architect, document, and implement complex, user-focused software solutions.
I later joined an outsourcing firm, contributing to high-impact international projects for enterprise clients. Key achievements include developing process and request management systems for Fujitsu Australia’s data centers, as well as building web applications for lead generation/ ---------- eting, intellectual property management, photo galleries, and job boards using PHP frameworks such as Yii and CodeIgniter, applying MVC design patterns, RESTful API integration, and agile development practices.
Continuously committed to learning and innovation, I have recently expanded into Python and D ---------- go, creating automation tools, data scrapers, and bots for platforms such as Amazon, Shopify, Etsy, and Instagram. I also have hands-on experience configuring and integrating business intelligence and workflow automation tools including Odoo (ERP/CRM), Metabase (data analytics/visualization), ClickUp (project management), Airtable, Baserow, and Make (Integromat).
I am now seeking opportunities to contribute to the design and development of large-scale enterprise information systems, where I can leverage my expertise in software architecture, database engineering, API integrations, cloud-based deployments, and process automation to drive meaningful business transformation and digital innovations.

Top Skills

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 2 - 5 years

Other Skills

Experience: 2 - 5 years

Experience: 10+ years

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 2 - 5 years

Experience: 1 - 2 years

Experience: 1 - 2 years

Experience: 2 - 5 years

Basic Information

Age
41
Gender
Male
Website
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Address
Sibulan, Negros Oriental
Tests Taken
IQ
Score:  125
DISC
Dominance: 9
Influence: 7
Steadiness: 38
Compliance: 45
English
C2(Advanced/Mastery)
Government ID
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