About Me
Who I Am
I am a Full Stack Developer specializing in the JavaScript and TypeScript ecosystems. I build reliable web applications using React, Next.js, and Node.js, backed by solid experience in Java and Spring.
My focus is simple: writing clean, maintainable code and solving problems efficiently. I enjoy the technical challenges of backend systems just as much as crafting smooth user interfaces.
Engineering
Building robust, scalable applications with clean architecture.
Performance
Optimizing for speed and efficiency in every layer of the stack.
Experience
Crafting intuitive, accessible interfaces that feel effortless.
Technical Expertise
A comprehensive overview of the technologies and tools I've mastered to build scalable, high-performance applications.
DevOps & Tools
5Backend & Database
7Frontend Ecosystem
9Other
3Work Experience
My professional journey and career milestones.
Sub-Leader / Team Lead
Overseeing a team of developers, managing project timelines, and ensuring high-quality deliverables.
Senior Web Developer
Leading web development projects and mentoring junior developers. Architecting scalable solutions and implementing best practices.
Junior Web Developer
Developed and maintained web applications using modern technologies. Collaborated with senior developers to deliver high-quality solutions.
My Certifications
Professional qualifications and continuous learning milestones.
Featured Projects
A showcase of my recent work and creative solutions
Benkyō (勉強) — Japanese Language Learning PWA
A comprehensive Progressive Web App that generates furigana readings for Japanese text (via AI or offline morphological analysis), provides dictionary lookup with JLPT N5–N1 coverage, spaced repetition flashcards, grammar checking, OCR from images, and JLPT mock exams. Core features work offline through browser-side NLP and client-local data persistence — no account required, no data leaves the browser without the user's intent.
Health Check System
A comprehensive health check system designed to monitor the health of patients, employees, and facilities. It incorporat…
HH/HE System
A specialized Salesforce application for managing HH (Hearing Health) and HE (Human Error) data. It provides custom data…
Task Management System (Salesforce)
A Salesforce-based task management solution leveraging the platform's powerful features. It includes custom objects for …
Evaluation Comment System
An evaluation and commenting system using React for the frontend and Django for the backend. It allows for detailed time study analysis, performance evaluations, and collaborative commenting on work processes.
Task Management System
A robust task management application built with React frontend and Node.js backend. It offers features like task creation, assignment, priority setting, deadline tracking, and team collaboration tools to enhance productivity.
Exam System
An online examination platform developed using Angular and Strapi. The system supports creating various question types, automated grading, timed exams, and detailed result analytics for both students and instructors.
File Management System
A comprehensive file management solution built with Angular frontend and Strapi backend. Features include secure file upload/download, user authentication, role-based access control, and real-time file sharing capabilities.
Let's Connect
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your visions.