Institute of Advanced Media Arts and Sciences

Tokyo University of the Arts

Senior Software Engineer at Tigerspike

MODE, Inc.

Software Engineer

Concentrix Catalyst (ex-Tigerspike) is a business transformation services company that focuses on digital products.

- As a Tech Lead, led Backend/ Mobile / Web Frontend / Cloud Infrastructure development for multiple development projects
- Led Agile development as a Scrum Master / Product Manager and trained clients
- Managed Tech Team as a manager including both Engineers and Product Managers (1on1 with members, Hiring)

Concentrix Catalyst

Technical Lead

Chomp is a camera app for foodies. Users can send photos to close friends quickly.
- Developed API using GraphQL (Ruby on Rails, MySQL, Redis)
- Developed iOS mobile application by React Native + Apollo
- Led scrum development process as a Scrum Master

Chomp - How Good Friends Food

Senior Software Engineer

Mansion Market is a real estate service that integrated with web and real sales.
- Led scrum development as a Scrum Master
- Managed team as an engineering manager (1on1 with members, Hiring)
- Worked as Product Management (Make product road map, Set OKR, Plan and execute growth plans)

MANSION MARKET Inc.

VP of Engineering

As a first engineer in the division, I worked for their new "Live Experience" business.
- Worked as a Tech Lead for a new product with 6 engineers
- Designed and implemented an architecture that is based on isomorphic architecture using Node.js + React. It provided server-side rendering
- Developed REST APIs using Ruby on Rails

Akatsuki, Inc.

Wantedly is a business SNS like Linkdein.
- Renewed existing features for enterprise customers
- Introduced React + Redux architecture and developed using it
- Developed backend using Ruby on Rails

Wantedly, Inc.

Enigmo is managing a CtoC market place named "BUYMA". BUYMA mainly focuses on high fashions.
- Enhanced and renewed legacy code. Migrated code from PHP + Original Framework to Ruby on Rails
- Developed interactive web frontend like Single Page Application using jQuery and Backbone.js
- Introduced React and developed features using it
- Developed admin system using Java with Struts 2 + Spring + Hibernate

Enigmo

Senior Web Engineer

NEC Software Inc. is providing system integration services for big Japanese companies.
- Developed web based application for enterprise customer using Java(Struts 1.X + Spring) + Oracle
- Managed infrastructure and developed deploy scripts

Shimpei Takamatsu