Backend Engineer III (Java), CTO Office, Tokyo

  • Tokyo
  • Partial Remote
  • Full-time
  • June 20, 2024
6,000,000 - 9,000,000 JPY /yr
Apply from Japan Only
(You must live in Japan to apply)
Language Requirements
Japanese: Fluent
English: Business Level
Minimum Experience
Mid-level or above


At Money Forward Inc., we continue to push the boundaries of financial innovation. With a diverse suite of over 50 B2C, B2B, and B2B2C services, our commitment remains unwavering: to make financial challenges easier to navigate for everyone. A key component of these services is the data collected through "account aggregation" technology. As the volume of such data increases annually, a highly scalable system architecture is essential to ensure that the data can be used stably by each service.

The CTO's office is looking for a team of individuals who can collaborate to develop a common infrastructure. This infrastructure will deliver large-scale data to the service side more quickly and robustly through a microservice that accesses such data.



You will be responsible for the design, development, and operation of microservices compliant with the OpenAPI specification that support our services across the board.

You will also collaborate with a wide range of business domains, such as the data system managed by account aggregation, and be a key driver in the integration of such services, by assisting the planning and implementation of common infrastructure.



  • Experience in development/operation of web services using Java
  • Strong knowledge of SQL
  • Experience in designing and developing Web APIs and microservices
  • Experience in data model design



  • Experience in building systems on AWS
  • Knowledge of software architecture design based on DDD
  • Experience working in multinational teams
  • Experience leading small teams
  • Experience developing/operating web services using Golang
  • Experience building with Kafka


Required language skills

  • Japanese at business/native level
  • English at business level(equivalent to TOEIC 700 points or above) 

※ Please consult us if you have qualifications or experience that can demonstrate your English proficiency other than TOEIC Examples: Eiken Pre-1st Grade, Eiken 2nd Grade (Eiken CSE score 1950 or above), TOEFL iBT 60 or above, IELTS 5.0 or above, Cambridge English Examination FCE, etc. ※ Other qualifications or experiences that can demonstrate your English proficiency are negotiable ※ Those who do not have a qualification equivalent to TOEIC 700 points or above will be required to take a test designated by our company during the selection process. (In principle, after the first interview)


Those who fit

  • A shared belief in Money Forward's Mission/Vision/Values/Culture
  • Able to communicate proactively across organizational boundaries and resolve complex inter-organizational issues on their initiative
  • Able to recognize and leverage the potential in Money Forward's data
  • Have a strong sense of ownership and vision, capable of independently advancing projects and aligning with Money Forward's strategic goals
  • You are comfortable using English in your work


Tech Stack

  • Web server side: Java (Jersey, Guice, jOOQ), Go
  • Database: MySQL, DynamoDB, Redis
  • Middleware: Docker, Kubernetes, Nginx, Consul
  • Platform: AWS, On-premise


Tools Used

  • Repository management: GitHub
  • CI/CD: CircleCI, Jenkins, Argo CD, Github Actions
  • Development environment: Docker, Terraform Enterprise
  • Monitoring: DataDog, Rollbar, Sentry
  • Communication: Slack, Zoom, Kibela
  • Security: Dependabot


Location, Hybrid Work

  • As a standard practice, a minimum of 2 days work from office attendance is mandatory, designated as team office days. Additionally, employees are encouraged to spend 3 or more days in the office
  • The specific "team office days" may vary depending on the assigned team
  • This policy may be subject to change based on the company's needs and work circumstances


Working hours

  • Flexible Working Hours (No core time)



  • Two days off per week (Saturday and Sunday)
  • Japanese national holidays
  • Paid holiday: 10 days (first year) *Number of paid holidays increases (+1 day) every year up to 20 days a year
  • Summer vacation days: 3 days
  • Winter vacations days: 2 days



  • Health insurance
  • Employee stock ownership plan
  • Full transportation coverage
  • The latest computer (No limit upgrade or purchase when needed for development is available upon approval.
  • Seminar participation support
  • Book purchases
  • Copyright of OSS belongs to individuals


Selection Process

Casual interview/Document Screening

Coding Assignment

First interview

Second interview

Final interview *Reference checks may be required before or after the interview.

Job offer and Meeting


*The selection process may change


■Reference checks

Money Forward may ask you for the reference checks using an online service, called "back check".

Mutual understanding is limited in the selection process only. Therefore, we would like to refer to the information about you from your supervisor and colleagues working together at the current or previous company so that we can make a more reliable match and to lead to your early success after joining our company.

*No pass/fail decision will be made on the basis of the reference checks only.

*The fact that you are applying for us will not be disclosed to your references.

Money Forward, founded in 2012, strives to deliver exceptional value to users in various business domains. As a leading FinTech company, we offer over 40 services, ranging from personal finance management to B2B SaaS products.

We have been growing rapidly, and we are expanding our global hiring to help further expand the company. That means that we are open to hiring those with limited or no Japanese language proficiency.

Money Forward is one of Japan's hottest FinTech companies and it is now a great opportunity to be a part of one of our continued growths!

View Money Forward's company page

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