Summary
Overview
Work History
Education
Skills
References
Accomplishments
Timeline
Generic

LESTER ALLEN S. ONG TAN

Summary

I'm an experienced IT professional with more than 15 years of experience, with a strong grasp of the full software development lifecycle and a solid track record of leading projects that deliver real results. I specialize in designing and building reliable, high-performing software solutions tailored to client needs.

Overview

16
16
years of professional experience

Work History

System Analyst

Dev Partners – Davao (Outsourcing)
03.2021 - Current
  • Collaborated closely with cross-functional teams to design and implement system solutions aligned with key business goals.
  • Provided responsive technical support to end-users, resolving issues efficiently to minimize downtime.
  • Worked with project managers to build accurate project timelines by analyzing task dependencies and available resources.
  • Led the migration of legacy systems to modern technologies—boosting system stability and significantly reducing maintenance overhead.
  • Maintained and enhanced existing systems built with ColdFusion and PHP, ensuring long-term performance and scalability.
  • Developed website components using ColdFusion, PHP (Symfony), and Oracle/MS SQL for robust, data-driven functionality.

Full Stack Developer

CoDev Philippines – Ortigas (Outsourcing)
07.2020 - 02.2021
  • Company Overview: Client: ACD Direct – Utah, USA
  • Restructuring an Old system that is using FLEX to Angular
  • Planning and organizing the project’s UI/UX and Database design
  • Data Migration from old database to new database
  • Use CF MVC / Angular CLI and MS SQL for the project
  • Acting Project Head for the project
  • Planned, designed, and scheduled phases for the project.

I.T. Supervisor

GlobalCIS LTD – Ermita, Manila
01.2015 - 06.2020
  • Oversees and supports every aspect of I.T. department from Project Planning, R&D, Programming to Mentoring new I.T. members
  • Reports directly to Majority Owner / GM and I.T. director in Taiwan
  • Plans and organize for new projects and any other software improvement
  • Ensures that projects are met on schedule
  • Makes adjustment in case issues occurred and adapt to situation, in most efficient way possible
  • Coordinates with other department for any projects / request needed in order to improve the quality of work and results
  • Responsible for interviewing / training new Employee for software dept.
  • Projects Completed: Credit Information System, XML systems, Statistics software, Training Software, Admin systems, Quality Control systems, Accounting System, Inventory System

TNO Systems PTE Ltd (Singapore)
08.2016 - 11.2016
  • Maintaining and enhancement of the Existing ERP Software
  • Adding new functions and capabilities base on the customer’s request
  • Remote Work Experience: 3 months

Junior/Senior Software Engineer

GlobalCIS LTD – Ermita, Manila
09.2009 - 01.2015
  • Reports directly to Majority Owner / GM and I.T. director in Taiwan
  • Plans and organize for new projects and any other software improvement
  • Ensures that projects are met on schedule
  • Makes adjustment in case issues occurred and adapt to situation, in most efficient way possible
  • Coordinates with other department for any projects / request needed in order to improve the quality of work and results
  • Responsible for interviewing / training new Employee for software dept.

Education

Bachelor of Science - Computer Science

San Sebastian College – Recoletos
03.2009

Skills

  • Project Management:
  • Tailored software engineering
  • Database architecture
  • Integration of complex systems
  • Application integration
  • Requirement Analysis
  • Testing / QA / Support
  • Strategic leadership skills
  • Collaborative team management
  • Process improvement analysis
  • Web services

References

Available upon request

Accomplishments

  • Led the team to create a functional and logical custom software solutions for the company, tracked progress to ensure the projects were met on time
  • Drove impressive improvements across the software development times

Timeline

System Analyst

Dev Partners – Davao (Outsourcing)
03.2021 - Current

Full Stack Developer

CoDev Philippines – Ortigas (Outsourcing)
07.2020 - 02.2021

TNO Systems PTE Ltd (Singapore)
08.2016 - 11.2016

I.T. Supervisor

GlobalCIS LTD – Ermita, Manila
01.2015 - 06.2020

Junior/Senior Software Engineer

GlobalCIS LTD – Ermita, Manila
09.2009 - 01.2015

Bachelor of Science - Computer Science

San Sebastian College – Recoletos

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LESTER ALLEN S. ONG TAN