Hello, I'm

Lesler John Gantalao

Full-Stack Developer & AI Enthusiast

I specialize in crafting robust, production-grade web systems, matching elegant frontend design with powerful, high-performance backends. Experienced with React, Next.js, SvelteKit, Laravel, and co-author of an AI paper accepted at ECAI 2026.

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Core Focus

Full-Stack Dev

Education

B.S. CS (2026)

Research

ECAI 2026

Location

Zamboanga, PH

Lesler John Gantalao

About Me

A glimpse into my background, experience, and what drives me.

Biography

I am a B.S. Computer Science graduate at Western Mindanao State University (2022–2026). My work centers on the intersection of full-stack web engineering and machine learning. I enjoy translating complex algorithmic solutions into intuitive, high-performance web products.

Whether deploying robust backend pipelines, integrating transactional flows, or applying deep learning models for computer vision tasks, my goal is to build web systems that excel in real-world performance, security, and scalability.

Research

ECAI 2026 Co-Author

Co-authored and published academic paper in a premier European AI conference.

Technical Capacity

Full-Stack Developer

Specialized in web optimisation, scalable architecture, and high-performance user experiences.

Experience

May 2025 – July 2025

Software Developer Intern

Zamboanga Economic Zone Authority and Freeport

  • Developed an IT Ticketing System web application to streamline request handling.
  • Built using HTML, CSS, JavaScript, PHP, and MySQL.
  • Implemented request submission, assignment, and status tracking dashboards.
2022 – 2026

B.S. Computer Science

Western Mindanao State University

Relevant courses: Data Structures, Software Engineering, Object Oriented Programming, Database Management Systems.

Featured Projects

Production-grade systems built with modern frameworks and thoughtful architecture.

SomaLensThesis / ECAI 2026

SomaLens

AI-Powered Body Composition Analyzer

Web-based application for anthropometric somatotype classification. Extracts body measurements via CNN silhouette analysis, computes Heath-Carter ratings, and suggests condition-specific diets & exercises. Paper accepted at ECAI 2026.

Next.jsFlaskTensorFlowScikit-Learn
View Case Study
TORCHLaravel Core

TORCH

Custom Art Services & Marketplace Platform

Custom commission platform for local Filipino artists with role-based pipelines, integrated Xendit local payment gateway, Google OAuth authentication, and automated Mailgun transactional updates.

Laravel 11BladeAlpine.jsXendit Gateway
View Case Study
CNHS SISSvelteKit Web App

CNHS SIS

Student Information & DepEd Grading System

School management system for Concepcion National High School. Features DepEd K-12 quarterly GWA computing, enrollment tracking, role-based workflows (Admin/Teacher/Student), secured with progressive rate limiting.

SvelteKitTypeScriptPrisma ORMLucia Auth
View Case Study
HydrateFull-Stack Web

Hydrate

Full-Stack E-Commerce & Admin Dashboard

Production-ready e-commerce platform with dynamic variant configuration (EAV model), persistent local cart, and automated admin tables to handle products, categorical rules, refunds, and users.

Next.js 16TypeScriptPrisma ORMBetter Auth
View Case Study
SineHubNext.js + Supabase

SineHub

Filipino Movie Discovery & Matchmaking Hub

Platform to discover Filipino movies, showtimes across malls, and compare reviews. Features Tinder-style "MovieBud" matching with swipe decks and real-time room communication via Supabase channels.

Next.jsSupabaseTypeScriptRealtime
View Case Study
SuriPrivacyAI Hackathon

SuriPrivacy

AI-Powered Terms of Service Scanner

Scan lengthy terms of service agreements instantly. AI-powered analysis highlights risks, protections, and hidden clauses. Built in under 4 hours for a rapid AI hackathon.

Next.jsGoogle Gemini APIAI ScanTypeScript
View Case Study

Tech Stack

Technologies and tools I work with across the full development lifecycle.

Frontend

ReactNext.js 16SvelteKitTypeScriptFramer MotionAlpine.jsHTML5 / CSS3Blade Templates

Backend

Node.jsLaravel 11FlaskPrisma ORMPostgreSQLMySQLSQLiteREST APIs

AI & ML

TensorFlow / KerasScikit-LearnOpenCVPythonConvolutional Neural NetworksGoogle Gemini API

DevOps & Tools

Git / GitHubDockerDigitalOceanSupabaseLucia AuthBetter AuthXenditMailgun

Let's Connect

Have a project in mind or just want to say hello? I'd love to hear from you.

Contact Information

Email

leslerjohngantalao@gmail.com

Location

Zamboanga City, Philippines

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