Authored technical specification documents for a CSV import tool and web application designed to securely transfer, verify, and distribute Amazon Gift Cards to LINE App users via DynamoDB.
Engineered and deployed an automated onboarding flow for a research LINE account, implementing user capacity limits, terms of agreement verification, and dynamic database insertion when users "friend" the account.
Developed and deployed a frontend feature that dynamically generates and displays the user's municipal contact URL based on their ZIP code input.
Led a 3-person engineering team to modernize a legacy automotive parts ordering system, ensuring alignment with client requirements through regular meetings.
Architected the development infrastructure by provisioning an Amazon EC2 instance and deploying Dockerized containers for a PHP 7 environment.
Enhanced system security by implementing IP-based access controls for administrative privileges and resolved critical bugs in the legacy cookie-based storage.
Engineered a responsive electrical data visualization web application designed for interactive use by students on iPads and public display in museums.
Developed a secure weather proxy backend API deployed on Azure Functions to collect third-party weather data without exposing the sensitive API key.
Managed backend data architecture using MicroCMS, building custom CSV parsing scripts to calculate totals and optimize data for rendering via Recharts.
Conducted security audits and advised clients on vulnerability mitigation, specifically focusing on DDoS deterrents and secure Azure hosting practices.
Designed and implemented interactive data visualizations for service robot task network graphs utilizing Cytoscape and Gephi.
Developed a drag-and-drop tool to streamline the creation and categorization of robot operational scopes and use cases.
Architected a full-stack Dockerized environment (Vue.js frontend, FastAPI backend, PostgreSQL database, Python scripts) for a robot communication support tool.
Developed a real-time data monitoring dashboard that visualizes streaming telemetry from nearby robots—including ping, latency, and bandwidth—using dynamic charts and data tables.
Researched and evaluated Google Cloud AI's OCR capabilities for integration into a native Android roll call application that automated scanning and verification of driver's license expiration dates.
Investigated legacy font rendering and transformation solutions using FontForge.
Devloped a full-stack custom question creation feature and a dedicated UI to manage the created questions for a human resources support platform.
Redesigned the existing DynamoDB schema to accommodate complex new data types and user inputs.
Configured a Dockerized full-stack environment to support a web application designed to retrieve, verify, and display CAD-format DXF files.
Integrated THREE.js with the `dxf-viewer` npm package to engineer a custom visualization tool for rendering user comments and groupings directly onto 3D mold data.
Managed a 3-person development team as Project Leader, facilitating task distribution, requirements gathering, and progress reporting for a Computer-Aided Manufacturing (CAM) application designed to analyze and compare sequential versions of 3D manufacturing models.
Developed comprehensive UI components, including an issue template screen, an interactive dashboard, and a custom filtering and threshold matrix function.
Researched end-to-end testing in relation to the application, including methods and services that produce end-to-end tests using natural language, and presented the results to the client.
Orchestrated event logistics and managed promotional materials (flyers, goods, panel displays) to promote Ferix at the Saitama Bizmatch Exhibition.
Designed the poster promoting the Machine Learning Club.
Designed and developed an interactive UI that leveraged AI to analyze user cost estimates and provide immediate feedback.
Executed comprehensive system testing, managing bug tracking and resolution workflows via GitHub and Redmine.
Diagnosed and resolved complex UI bugs related to scroll behavior and user input across the application.
Enhanced website UI/UX by implementing member introduction modals, dynamic hover animations, and robust contact form validation.
Integrated the MicroCMS API to engineer a dynamic blog filtering system and a secure draft-preview routing feature.