Senior Software Engineer (ID Platform) / SaaS Platform

-------------【About the company ...】-------------

The company was established in May 2012 to solve the money issues of individuals and companies through the services, and to make users' lives more positive and forward-thinking.
Through their services, they aim to become the No. 1 "money platform" in Japan by relieving individuals of their money worries and anxieties, improving corporate management, and increasing domestic productivity.

-------------【 Job Description 】-------------

●Overview
The company currently provides over 50 services spanning across B2C, B2B and it continues to grow by launching new services aimed at solving financial challenges for everyone.

The ID platform is indispensable for the company's over ten million users to use these services safely and conveniently.

Through the development of the ID platform, the team mission is:

Elevate product and business value through our innovative authentication infrastructure
Provide the pinnacle of authentication experience while ensuring supreme account security for all users
Persistently pursue technological advancement by actively exploring and integrating advanced ID technologies and standards

●Responsibilities and Duties
Development of an authentication and authorization platform based on OpenID Connect
Development of account lifecycle-related features such as registration and authentication
Development of proprietary integration features dedicated to 1st Party clients
Development of other features, such as managing user attribute information
Improving services based on quantitative and qualitative analysis using user behavior logs

●Technology stack
Backend Languages: Ruby (Ruby on Rails)
Frontend Languages: HTML, CSS, JavaScript (TypeScript, React.js)
Infrastructure: MySQL, AWS (EKS, ElastiCache, SQS, DynamoDB, etc.)
Configuration management: Terraform
Monitoring: Datadog, Rollbar
CI/CD: CircleCI, GitHub Actions, ArgoCD

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【 Working time 】

9:30~18:30 *Flextime

【 Welfare 】
■Full Social Insurance
■Commuting Allowance
■Defined Contribution Pension
■Employee Shareholding System
■Medical Checkup
■Training/Self Development Allowance
■Housing allowance for the neighborhood and celebration for moving to the neighborhood
■Influenza vaccination
■Subsidy for purchasing books
■Preferential treatment when using the following services (*limited to the company's contracted businesses)
　- Rental brokerage
　- Housekeeping service
　- Babysitting
　- Online English conversation school

【 Holiday 】

• Saturday/Sunday/National Holiday
• Annual Paid Leave
• New Year Holiday
• Summer Holiday
• Winter Holiday, etc

【Qualification】
Experience in development in the area of authorization, authentication, and digital identity (OAuth 2.0, OpenID Connect, SAML, FIDO2/WebAuthn, etc.)
Experience in development, operation, and security of web applications
Experience in logical database design and operation with RDB
Passion for problem-solving related to authorization, authentication, and digital identity
Computer Science/Engineering Bachelor's degree or related technical field
A shared belief in Money Forward's Mission/Vision/Values/Culture

【Nice to have】
Experience in our current tech stack including backend (Ruby/Ruby on Rails), frontend (TypeScript, React.js), and others (AWS, Kubernetes, Terraform)
Basic knowledge of data analysis and experience in problem-solving and improvement activities using data
Daily conversational level of Japanese