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I’m a Software Engineer with 8 years of experience specializing in web development. My focus is on JavaScript and React.js, handling bug fixes, feature creation, and component development. I also perform technical investigations to identify issues efficiently and build automation tools that boost team productivity. With AI now part of my workflow, I use it to enhance creativity, speed up delivery, and provide smarter, high-quality solutions for every project.…I’m a Software Engineer with 8 years of experience specializing in web development. My focus is on JavaScript and React.js, handling bug fixes, feature creation, and component development. I also perform technical investigations to identify issues efficiently and build automation tools that boost team productivity. With AI now part of my workflow, I use it to enhance creativity, speed up delivery, and provide smarter, high-quality solutions for every project.

Karl Kangleon

Front-End Developer, Web Developer, Programmer

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I’m a Software Engineer with 8 years of experience specializing in web development. My focus is on JavaScript and React.js, handling bug fixes, feature creation, and component development. I also perform technical investigations to identify issues efficiently and build automation tools that boost team productivity. With AI now part of my workflow, I use it to enhance creativity, speed up delivery, and provide smarter, high-quality solutions for every project.…I’m a Software Engineer with 8 years of experience specializing in web development. My focus is on JavaScript and React.js, handling bug fixes, feature creation, and component development. I also perform technical investigations to identify issues efficiently and build automation tools that boost team productivity. With AI now part of my workflow, I use it to enhance creativity, speed up delivery, and provide smarter, high-quality solutions for every project.

Available to hire

I’m a Software Engineer with 8 years of experience specializing in web development.
My focus is on JavaScript and React.js, handling bug fixes, feature creation, and component development.
I also perform technical investigations to identify issues efficiently and build automation tools that boost team productivity.
With AI now part of my workflow, I use it to enhance creativity, speed up delivery, and provide smarter, high-quality solutions for every project.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Work Experience

Senior Applications Systems Engineer / Consultant at Sansan Global Development Inc.

December 1, 2023 - November 11, 2025

Led front-end development using Angular and Test-Driven Development (TDD) approach. Developed and executed comprehensive test cases, ensuring robust and reliable application functionality. Designed mockups using Figma, providing clear visual guidance for the team.

Software Engineer at NEC Corporation

December 31, 2020 - December 31, 2020

Built and maintained web applications using ReactJS, PHP-Laravel, HTML5, CSS, JavaScript, TypeScript, VueJS, NextJS, Material-UI. Created mockups for front-end using PHP-Laravel.

Programmer at Spobe Inc.

February 1, 2018 - September 1, 2019

Built and Maintained web applications using AngularJS, Java, Apache ISIS, HTML5, CSS, JavaScript Build a file management web application using HTML5, jQuery, JavaScript, Azure API

Junior Programmer at Helmpate Inc.

February 1, 2017 - February 1, 2018

Implemented an IoT system using Arduino; troubleshooted Microsoft products; created a reference manual for future projects.