Soranes

Founder

Personal Information

Name
Kensuke Saito
Date of Birth
Gender
Male
Blood Type
A
Nationality
Japanese
Location
Yokohama, Kanagawa, Japan
Languages
Japanese (Native)
English (Professional working proficiency)
Drinking
Occasionally
Smoking
Never
Occupation
Chief Executive Officer at Soranes Inc.
Software Engineer
Portrait
Portrait

Contact

Email
kensuke.saito@gmail.com
Twitter
https://twitter.com/kensukesaitocom
GitHub
https://github.com/kensukesaito

Summary

  • I am a full-stack web developer with advanced skills and experience across a wide range of fields.
  • Since around , when I was in the 5th grade, I have been dedicated solely to web development, making me an expert in the field.
  • The current global trend for key web development technologies includes TypeScript, Node.js, and React, and I am fully committed to these as my primary stack.
  • I am the CEO of Soranes Inc., a company specializing in web system development. We undertake the design and development of web systems for various industries.
  • At Fujitsu Ltd., I served as a project leader and software engineer in the web system development team, working on the development of core systems for various industries.
  • I studied computer science at one of Europe's prestigious universities, a top institution in Hungary. I was awarded the Hungarian government scholarship, which covered all tuition fees and living expenses.
  • Even in my private time, I devote most of my time to coding or reading tech-related websites and books, and I take joy in learning new technologies and knowledge.
  • I always strive to respond promptly to communications.
  • My personality is gentle, sincere, and possesses a high degree of humanity. I am considerate of others and have a friendly demeanor, which makes me well-liked and allows me to build good relationships with others.

Skills & Expertise

General

Name Level Start Year of Use Years of Experience Favorite
Unix shell 5
Git 5
npm 5
pnpm 5

AI

Name Level Start Year of Use Years of Experience Favorite
Codex CLI
Gemini CLI
Claude Code
GitHub Copilot

Front-end

Name Level Start Year of Use Years of Experience Favorite
Web Components 5

Language

Name Level Start Year of Use Years of Experience Favorite
HTML 7
CSS 7
JavaScript 7
TypeScript 7

Library

Name Level Start Year of Use Years of Experience Favorite
React 7
Vite 5
Next.js 6

Back-end

Language

Name Level Start Year of Use Years of Experience Favorite
JavaScript 7
TypeScript 7
Deno 7
Node.js 7
Java 4
PHP 5
C# 4
C++ 3
Perl 3
Unix shell scripting 4

API

Name Level Start Year of Use Years of Experience Favorite
REST 7
GraphQL 7
tRPC 5
Server-Sent Events 4
WebSocket 3

Library

Name Level Start Year of Use Years of Experience Favorite
esbuild 5
Hono 5
Prisma 5

Database

Name Level Start Year of Use Years of Experience Favorite
PostgreSQL 4
MySQL 4
SQLite 4
Oracle Database 3
Microsoft SQL Server 3
MongoDB 4

Operating System

Name Level Start Year of Use Years of Experience Favorite
Linux 4
FreeBSD 4
macOS 5
iOS 5
Windows 4
Windows Server 3

Infrastructure

Name Level Start Year of Use Years of Experience Favorite
Docker 4
Apache 3

Cloudflare

Name Level Start Year of Use Years of Experience Favorite
Cloudflare Workers 5
Cloudflare Workers KV 5
Cloudflare D1 5
Cloudflare R2 5
Cloudflare Registrar 5
Cloudflare Email Routing 5

Amazon Web Services (AWS)

Name Level Start Year of Use Years of Experience Favorite
Amazon API Gateway 5
AWS AppSync 3
Amazon Athena 3
AWS Certificate Manager 3
AWS Cloud Development Kit (CDK) 6
Amazon CloudFront 5
Amazon CloudWatch 3
Amazon Cognito 5
Amazon DynamoDB 6
Amazon Elastic Compute Cloud (EC2) 3
AWS Identity and Access Management (IAM) 3
AWS Lambda 6
Amazon Relational Database Service (RDS) 5
Amazon Route 53 5
Amazon Simple Email Service (SES) 3
Amazon Simple Storage Service (S3) 5

Google Cloud

Name Level Start Year of Use Years of Experience Favorite
Artifact Registry 4
Cloud Run 4
Cloud SQL 4

Microsoft Azure

Name Level Start Year of Use Years of Experience Favorite
Azure Cosmos DB 3
Azure Functions 3
Azure IoT Hub 3

Others

Name Level Start Year of Use Years of Experience Favorite
Salesforce 3
WordPress 3

Skill Level Assessment

Level 7
Individuals at this level have established their specialty fields as IT professionals, and create and lead technologies, methodologies, and business opportunities inside and outside their companies, organizations, etc.. They have experience and results of leading advanced service development and commercialization for the whole IT market, and are recognized as world-class IT professionals.
Level 6
Individuals at this level have established their specialty fields as IT professionals, and create and lead technologies, methodologies, and business opportunities inside and outside their companies, organizations, etc.. They have experience and results in the IT market besides in their companies, organizations, etc., and are recognized as high-end IT professionals in their countries.
Level 5
Individuals at this level have established their specialty fields as IT professionals, and create and lead technologies, methodologies, and business opportunities inside their companies, organizations, etc.. They have experience and results, and are recognized as high-end IT professionals within their companies, organizations, etc..
Level 4
Individuals at this level have established their specialty fields as IT professionals, and independently clarify problems and lead problem solving with their own skills. In their companies, organizations, etc. they contribute, based on their experience, to organization of knowledge required of IT professionals and to development of lower level IT professionals, and are recognized as high level IT professionals. They are also requested to improve their skills continuously for their career development.
Level 3
Individuals at this level perform all assigned duties independently, and aim to establish their specialty fields. They have application knowledge and skills necessary to become IT professionals, and are requested to improve their skills continuously for career development.
Level 2
Individuals at this level perform assigned duties under the supervision of higher-level IT professionals. They have basic knowledge and skills necessary to become IT professionals, and are requested to improve their skills actively in order to pursue their career paths for career development.
Level 1
Individuals at this level have the basic knowledge minimum required of those who are relating to IT. They are requested to improve their skills actively in order to pursue their career paths for career development.

Reference: The Skill Standards for IT Professionals V3 2011 @ Information Technology Promotion Agency Japan

Works

Development of business-oriented web applications utilizing generative AI

Technology Stack
TypeScript
Node.js
React
Next.js
Tailwind CSS
Jotai
tRPC
Prisma
PostgreSQL
Docker
Google Cloud
Microsoft Azure

Development of IoT web and mobile applications for childcare service providers

Technology Stack
TypeScript
Node.js
React
Redux
GraphQL
Next.js
React Native
AWS

Development of web applications for social games

Technology Stack
TypeScript
Node.js
React
Redux
Docker

Development of web applications for business efficiency improvement

Technology Stack
TypeScript
React
Redux
Ruby on Rails
Docker

Development of a front-end development platform

Technology Stack
TypeScript
Node.js
React

Development of web applications for IT engineer job listing sites

Technology Stack
TypeScript
Node.js
React
Ruby on Rails
Nginx
MySQL
Docker
AWS

Development of marketing web applications for e-commerce sites

Technology Stack
TypeScript
Node.js
React
MongoDB
Google Cloud

Construction of a customer relationship management (CRM) system for outdoor activity facilities

Technology Stack
Salesforce

Development of libraries for web advertising businesses

Technology Stack
TypeScript

Career

Chief Executive Officer, Software Engineer @ Soranes Inc.

Title
Chief Executive Officer
Software Engineer
Company
Soranes Inc.
Location
Tokyo, Japan
Business Overview
Software Development

Software Engineer @ Fujitsu Ltd.

Title
Software Engineer
Company
Fujitsu Ltd.
Location
Tokyo, Japan
Summary
Development of core systems.
Joined Projects
"Fujitsu Enterprise Application Glovia Smart for Shopping Centers" Development
"Fujitsu Enterprise Application Glovia Smart" Common Database Access Module Development
"Fujitsu Enterprise Application NetSuite CRM" Development
"Fujitsu Enterprise Application NetSuite E-commerce" Development
"Fujitsu Enterprise Application Glovia Smart for Mass Retailers" Development

Education

Computer Science @ Eötvös Loránd University

School
Eötvös Loránd University
Degree
Bachelor of Science
Field of Study
Computer Science
Location
Budapest, Hungary

Honor & Award

Stipendium Hungaricum Scholarship

Title
Stipendium Hungaricum Scholarship
Issuer
Tempus Public Foundation (Hungarian Government)
Description
Exempted from tuition fees and living costs.

Certifications

International English Language Testing System (IELTS)

Certification Name
International English Language Testing System (IELTS)
Certification Authority
British Council
IDP: IELTS Australia
Cambridge Assessment English
Score
5.5 / 9.0

Courses

Intensive General English (Full Time)

Course Name
Intensive General English (Full Time)
Course Authority
BROWNS English Language School
Location
Brisbane, Queensland, Australia

Salesforce Enterprise Edition System Administrator Training Course

Course Name
Salesforce Enterprise Edition System Administrator Training Course
Course Authority
Salesforce.com Japan Inc.
Location
Chiyoda, Tokyo, Japan

Microsoft .NET Programming with C# (#2610)

Course Name
Microsoft .NET Programming with C# (#2610)
Course Authority
Microsoft Japan Inc.
Location
Shibuya, Tokyo, Japan