Responsibilities

  • Architected backend infrastructure.
  • Established reusable API foundations.
  • Designed and developed REST APIs for web and mobile applications.
  • Designed and optimized MySQL databases.
  • Implemented Redis caching.
  • Developed JWT authentication and authorization.
  • Integrated payment gateway services.
  • Integrated notification and messaging workflows.

Technical highlights

  • Reusable API foundation shared by web and mobile clients.
  • Redis caching layer applied to high-traffic read paths.
  • Payment gateway and messaging integrations handled inside the platform backend.

Technology stack

  • Python
  • Django REST Framework
  • MySQL
  • JWT
  • Redis

Keep exploring

Enterprise Authentication & Authorization

SSO System — Centralized Authentication Service

A centralized Single Sign-On service that unifies authentication and authorization across every application in a product ecosystem.

  • Centralized authentication across multiple applications.
  • Designed for a stated capacity of up to 1 million concurrent users.
  • Python
  • Django REST Framework
  • PostgreSQL
  • JWT
  • +1
Recruitment & Career Platform 2022 — 2026

Japan Tech Career Platform

Core backend API services for a recruitment platform connecting candidates with technology careers in Japan.

  • Backend API layer designed and delivered from an empty codebase.
  • Third-party recruiting tooling integrated behind stable internal endpoints.
  • Python
  • Django REST Framework
  • MySQL
  • JWT
  • +2