👋 Hello, I'm

Christian Paul Gastardo

Full Stack Developer specializing in Angular, Spring Boot, and modern web technologies

I create innovative digital solutions that drive business success. With 5+ years of experience, I've helped companies build scalable applications and exceptional user experiences.

5+ Years Experience

20+ Projects Completed

2.4K+ Hours on Upwork

Get In Touch View My Work

What I Do

I specialize in full-stack development with modern technologies

Frontend Development

Building responsive, interactive user interfaces with Angular, TypeScript, and modern CSS

Angular TypeScript NgRx HTML/CSS

Backend Development

Creating robust APIs and server-side applications with Java Spring Boot and Python

Spring Boot Java Python REST APIs

Cloud & DevOps

Deploying and managing applications on Azure, AWS, and Google Cloud platforms

Azure AWS Google Cloud Docker

Professional Experience

Building innovative solutions across diverse industries

Feb 2025 - Jul 2025

Full Stack Software Engineer

Indicia Worldwide | Remote

Converting Figma designs to Angular applications and developing advanced grid layout systems. Working on In Touch - an end-to-end marketing optimization solution for businesses.

Dynamic grid layout system with merge/unmerge cells functionality

Nested accordion tables and complex UI components

Angular Framework v16 implementation

Jun 2024 - Feb 2025

Angular Developer

Accenture, Inc | Cebu City

Developed Singapore National Government tax system application using Angular v17 with micro-frontend architecture. Created modular components with comprehensive testing and reactive form implementations.

Micro-frontend architecture with shell integration

Unit testing with Jasmine and comprehensive test coverage

NgRx state management and reactive forms

Oct 2023 - May 2024

Angular Developer

Upwork (2,457 hrs) | Remote

Developed Laboratory Inventory Management System - a cutting-edge digital research assistant with advanced features including drag-and-drop functionality, chemical structure drawing, and real-time collaboration.

Chemical structure integration with Ketcher library

Google Maps integration and custom drag-and-drop components

Undo/Redo functionality and rich text editor implementation

Apr 2022 - Oct 2023

Mid-Application Systems Engineer

WeServ Systems Int'l, Inc. / Fujitsu | Cebu City

Built and maintained complex integration processes, developed Project Management Tool with Gantt charts, Kanban boards, and Microsoft Teams integration using Angular v12 and Spring Boot.

Custom Gantt chart implementation and Kanban board development

Real-time chat and comment features using WebSocket

Keycloak integration and Microsoft SSO authentication

Feb 2021 - Apr 2022

Jr. Application Systems Engineer

WeServ Systems Int'l, Inc. / Fujitsu | Cebu City

Developed multiple applications including Calendar Note team collaboration app, DPulse log analysis tool, and Image Classification system using various technologies from Angular to Python/TensorFlow.

Team collaboration app with user mentions and task assignment

Log analysis desktop app handling 500k+ rows of data

Deep learning image classification with TensorFlow and Keras

May 2019 - Sep 2020

Software Engineer / Android Developer

Koda Kollektiv | Mandaue City, Cebu

Developed multiple Android applications including Call Blocker, Prayer and Praise, Sweet Cow location app, and MailBug email client optimized for seniors using Kotlin and Firebase technologies.

GPS-based location services and Firebase real-time database

Push notifications and custom reminder systems

Senior-optimized email client with accessibility features

Education

Academic foundation that shaped my technical expertise

Bachelor of Science in Computer Engineering

Cebu Institute of Technology - University (CIT-U)

2019

Comprehensive program covering computer systems, software engineering, digital systems design, and programming fundamentals. Developed strong analytical and problem-solving skills essential for full-stack development.

Software Engineering Principles

Computer Systems Architecture

Database Management Systems

Network Programming

Certifications

Professional certifications and achievements

Click to view

Angular (Intermediate)

HackerRank

2024

Intermediate-level certification demonstrating proficiency in Angular framework, including components, services, and advanced concepts.

Click to view

Lean Six Sigma Yellow Belt

Six Sigma Institute

2024

Foundation-level certification in Lean Six Sigma methodology for process improvement and quality management.

More certifications available upon request

Awards & Recognition

Professional achievements and industry recognition

Top Rated Plus

Top Rated Plus Badge

Upwork

May 2024

Top 10% of all Upwork users

100% Job Success Score

                    
                    Experienced in larger projects, high-budget or long-term
                      contracts

STARS Award

Big Thank You Award - Core Value: Customers

Fujitsu GDC Philippines

June 2021

Recognized for outstanding commitment to customer satisfaction, overcoming challenges, and maintaining strong productivity, quality, and rapport with clients. This award highlights dedication to delivering excellent service aligned with Fujitsu's core value of "Customers".

Featured Work

Some of my recent projects and achievements

Web Application

Laboratory Inventory Management

A comprehensive digital research assistant with drag-and-drop functionality, chemical structure drawing, and real-time collaboration features.

Angular v15 NgRx Google Maps

Finance

Tax System

National government tax system with micro-frontend architecture and comprehensive testing.

Angular v17 Micro-frontend NgRx

Enterprise Tool

Project Management Platform

Enterprise solution with Gantt charts, real-time chat, and Microsoft Teams integration.

Angular v12 Spring Boot Azure

Mobile App

Sweet Cow Mobile

Location-based mobile app with GPS integration and real-time notifications.

Kotlin Firebase Android

Recommendations

What colleagues and clients say about working with me

Dean Robbie Tan

July 4, 2025

Dean Robbie managed Christian Paul directly

"Christian is an outstanding Software Engineer. From the moment he joined our project, he made an immediate impact, delivering high-quality contributions — particularly through his strong expertise in Angular, which was a critical need for the team. He consistently demonstrates excellent work ethic, reliability, and a proactive approach to solving problems.

Christian is not only technically strong but also brings a positive, can-do attitude to every challenge. His willingness to take on any task and follow through efficiently makes him a valued team member. Any development team would be fortunate to have Christian. He's a true asset to any organization."

Luka

November 30, 2024

Upwork

"It was nice to work with Christian Paul who successfully completed many tasks. I highly recommend him!"

Aiden

March 8, 2023

Upwork

"Very skilled programmer, great guy, very good communication."

Nur

February 28, 2023

Upwork

"He is very knowledgeable, reliable, responsive and cooperative. He is always committed to the task given to him and we often have frequent update and discussion. All in all, it was truly great to work with him and his deliverables are as expected. Really recommend him!"

Jane

March 9, 2022

Upwork

"Very easy to communicate and discuss, and he is also open to any feedbacks or further/additional actions needed in completing the task. I have no regret hiring him! He understands the requirements well, able to deliver the result flawlessly as required, and very cooperative and understanding. All in all, his works are great and so his knowledge too. Truly recommend him and will definitely hire him again if needed!

- friendly
- easy to communicate and discuss
- always available and fast response
- knowledgeable and skilled in the task given
- dedicated in his work

-RECOMMENDED"

Mat

May 22, 2015

Upwork

"Christian is wonderful. He has done a number of web research projects for us, and he has exceeded our expectations. I highly recommend him!"

Let's Work Together

I'm always excited to work on innovative projects and collaborate with talented teams. Let's discuss how we can create something amazing together.

Available for freelance work

Usually responds within 24 hours