Personal Information
Professional Summary
A Software Engineer with 4 years of experience, primarily focused on backend system development using TypeScript. I have participated in various projects outside of my main job, dealing with high traffic, stringent security requirements, and billing domains. I am skilled in designing and implementing high-quality code bases while ensuring development speed.
I excel in API and database design, and qualitatively, I can communicate effectively with Product Managers and stakeholders to maximize customer value and business returns swiftly.
Professional Experience
CyberAgent Inc., Tokyo, Japan
Software Engineer / Team Leader
December 2022 - Present (Joined as a new graduate in April 2023)
- Engaged in developing Tapple, the leading matching app, using NoSQL (MongoDB, ElasticCache, Amazon Open Search), TypeScript, Domain-Driven Design, Terraform.
- Led a high-budget, pivotal new feature development project.
- First to implement Domain-Driven Design at Tapple, handling highly complex and secure specifications.
- Managed the development while teaching DDD to the team, delivering the project with zero server-side bugs and maintaining delivery speed.
- Also served as the owner of the billing microservice, overseeing a complete overhaul of the billing system from specification to post-launch operations.
Ubie Inc., Tokyo, Japan