Senior Full-Stack Engineer (Ruby), Money Forward Cloud, Tokyo/Fukuoka

Relocation Support Available!

Overview

At Money Forward, we provide services that solve financial challenges through technology. Our flagship services, "Money Forward Cloud Expense(https://biz.moneyforward.com/expense/)" and "Money Forward Cloud Payable(https://biz.moneyforward.com/payable/)," are used by a wide range of customers, from sole proprietors to large enterprises.

As we scale up in the future, we need to quickly deliver new features to meet user needs, while simultaneously maintaining stable operations and a high quality of service. Achieving this requires not just development speed, but also exceptional application design and effective team development practices.

Therefore, we are currently seeking a Senior Engineer who possesses deep knowledge of web application architecture and development methodologies to lead our team from both a technical and organizational standpoint.

Main Responsibilities

As a senior engineer for the corporate SaaS products "Money Forward Cloud Expense" and "Money Forward Cloud Accounts Payable," you will play a pivotal role in driving leverage across both the product and the organization.

Beyond standard feature development, you will be expected to untangle complex business requirements, translate them into long-term maintainable architectures, and provide technical leadership for the team.

Required Skills and Experience

• 5+ years of experience in developing and operating large-scale backend systems, ideally using Ruby on Rails or similar frameworks.
• Hands-on experience building modern frontend applications with SPA frameworks using React, Vue.js, TypeScript, etc.
• Proven experience defining functional and non-functional requirements from stakeholder needs, authoring design documentation, and building consensus across the team.
• Experience providing technical leadership within a development team (e.g., ensuring code quality, establishing code review standards) and mentoring/guiding other team members.
• Experience implementing automated testing using frameworks like RSpec or Jest, along with the ability to design testing strategies that balance both speed and quality.

Preferred Skills and Experience

• Experience developing with GraphQL
• Experience in UI/UX design
• Knowledge of design methodologies such as Design Patterns (GoF), Domain-Driven Design, and Clean Architecture
• Hands-on experience in Agile development such as Scrum
• Experience in AI development and/or experience in using AI tools to improve development processes.
• Money Forward is at a major turning point, shifting ""from Cloud to AI."" We are currently driving ""AX (AI Transformation)""—the next step beyond DX—with the goal of providing ""Digital Workers,"" where AI agents autonomously execute tasks. As we enter a phase of evolving into Japan's No. 1 back-office AI company by integrating AI agents into all of our products in the future, we are looking for individuals who can contribute to AI-driven development and value creation.(More information here(https://www.linkedin.com/pulse/full-transcript-money-forward-announced-ai-strategy-vision-phwoc/?trackingId=sl33ZIGRFzkBJJv7wI9qsg%3D%3D))

Language Requirements

• Basic business level English (equivalent to TOEIC 700 or above)
• If you do not have a qualification equivalent to TOEIC 700 or above, you may be required to take a company-designated test during the selection process.
• If you have other qualifications or experiences that demonstrate your English proficiency, please let us know.
• Japanese proficiency is not required but a willingness to learn is preferred.
• English is primarily used in our development environment. However, there are a few situations and tasks where communicating in Japanese is necessary.
• We would like to encourage individuals who are currently learning Japanese or have a strong desire to learn to join our team.

Who We’re Looking For

• Strongly resonates with Money Forward's vision
• Is interested in invigorating the tech community in Fukuoka
• Is responsible and committed to tackling challenges, and is dedicated to the growth of both themselves and the organization or service

Technology Stack

• Web Server-Side: Rails, Golang, Node.js, GraphQL
• Web Frontend: React, TypeScript, Next.js, Redux, Apollo Client, webpack, Jest
• iOS: Swift, SwiftUI, CoreData, Apollo, ReactorKit, Composable Architecture, Bitrise
• Android: Java/Kotlin, Android Jetpack (Camera, DataBinding, Navigation, etc.), LiveData/ViewModel, Dagger/Hilt, OkHttp3, Retrofit2, Apollo Android
• Database: MySQL (Aurora)
• Infrastructure & Middleware:
• AWS (ALB, EC2, ECS, RDS, S3, SQS, ElastiCache, EKS...)
• SendGrid, Kinsta
• GCP (BigQuery, Firebase, GKE)
• nginx, Squid, Memcached, Kafka, Logstash, Filebeat, Maxwell, Kibana, Elasticsearch, Fluentd, Envoy, Puma, HAProxy, Docker, Redis, Terraform

Tools Used

• Business Platform: Marketo, Salesforce, HubSpot
• Repository Management: GitHub
• CI/CD: CircleCI, Bitrise, ArgoCD, CodeBuild, GitHub Actions
• Development Environment: Vagrant, Docker, Terraform Enterprise
• Monitoring: DataDog, Rollbar, Bugsnag, Sentry, New Relic
• Communication: Slack
• Ticket Management: Jira, Asana, Trello, Backlog
• Security & Automation:OWASP ZAP, Burp Suite, Sider (Brakeman), Snyk, VAddy, Dockle, Trivy

Work Environment

At Money Forward, we provide an environment where we can create world-class services together, and we are looking forward to welcoming you.

• Provided PC Specs: We provide PCs equipped with the latest CPUs (MacOS or Windows). Custom-made PCs tailored to business requirements and replacements with the latest OS are also possible.
• Systems to Enhance the Development Environment: Peripheral devices necessary for work (such as displays, mice, keyboards) can be purchased as office supplies. Generally, you can choose from standard products (catalog), and if conditions are met, you can apply for non-standard products as well.
• Money Forward Library: We have a library system where you can freely borrow books, ranging from technical books to management books. Desired books can be purchased at the company's expense.
• Referral Driven: We cover the cost of recruitment meals. There is a referral reward system.
• Conference Participation Support: The company partially covers participation in domestic and international conferences, such as RubyKaigi and Google I/O.

Work Location

We are currently recruiting for this position at the following locations:

• Tokyo
• Fukuoka

Note for Overseas Applicants: If you are applying from overseas, your assigned work location will be Fukuoka.

[UI Turn Support Campaign Ongoing]

Money Forward is currently running a campaign to support relocation to our Fukuoka development base! We are offering 500,000 yen to assist with relocation expenses to engineers who join us mid-career and are currently living in Japan (conditions apply).

Please check the details in the following article: Announcement of the Campaign to Support Engineers' UI Turn Expenses to Fukuoka(https://moneyforward-dev.jp/entry/2025/01/15/100000)

【職種 / 募集ポジション】
Senior Full-Stack Engineer (Ruby), Money Forward Cloud, Tokyo/Fukuoka
【雇用形態】
正社員
【給与】
年収 7,008,000円 〜 11,004,000円
Monthly salary system ※Includes fixed allowances for up to 45 hours of legal overtime, legal holiday work, and 40 hours of late-night work.
【勤務地】
810-0041 16th Floor, Fukuoka Daimyo Garden City, 2-6-50 Daimyo, Chuo-ku, Fukuoka City, Fukuoka
108-0023 21F Tamachi Station Tower S, msb Tamachi, 3-1-21 Shibaura, Minato-ku, Tokyo
【Salary System】
Min 584,000 JPY / month（7,008,000 JPY / year）- 917,000 JPY / month（11,004,000 JPY / year） Each including fixed allowances of 170,064 JPY - 266,988 JPY / month.
【Bonus】
A「High Performance Bonus」may be paid to employees who receive high evaluations based on semi-annual evaluations in addition to their salary. ※Please note that the remuneration of the High Performance Bonus is subject to change according to the company's performance.
【Probation Period】
3 months from join date
【Working Hour System】
Discretionary Labor System for Professional Work ※Conditions apply; subject to change to Flextime System.
【Working Hours】
9:30 - 18:30 (60 min break) are the basic working hours. However, employees are able to choose their working hours at their own discretion. ※There is potential for overtime work outside the determined hours.
【Work Style Policy】
Hybrid work style ・As a standard practice, employees are required to work at the office a minimum of 2 days per week. Employees are encouraged to spend 3 or more days in the office. (This policy may be subject to change based on the company and job circumstances) ・The specific "team office days" may vary depending on the assigned team.
【Holidays/Vacations】
■ Saturdays / Sundays / Japanese national holidays ■ Paid holidays ■ Summer holidays (3 days) ■ Winter holidays (2 days) ■ Year-end and New Year’s holidays (Dec 31st - Jan 3rd)
【Benefits】
■ Various social insurances (employee pension, health insurance, employment insurance, industrial accident compensation insurance) ■ Neighborhood housing allowance and neighborhood moving allowance ■ Salary-based rent deduction benefit ■ Health check and gynecological checkup ■ Influenza vaccine ■ Book purchases support ■ Defined-contribution corporate pension ■ Employee stock ownership plan ■ Preferential treatment when using the following services（limited to businesses under contract with Money Forward） 　- Rental agency 　- Housekeeping services 　- Babysitting 　- Online English conversation school
【Selection Process１】
Casual interview/Document Screening ↓ First interview (Depending on the position, there may be a technical assignment before the interview) ↓ Several interviews (The number of interviews depends on the position) ↓ Final interview (We may ask for a reference check before or after the interview) ↓ Job offer/Offer meeting ※The process may be subject to change depending on the case.
【Selection Process２】
■ What are reference checks? Money Forward may ask for your cooperation with reference checks using a reference check service tool. We believe that mutual understanding is limited to the selection process alone. Therefore, we would like to gather information about you from your supervisor and colleagues at your current or former company to ensure a more reliable match and facilitate your early success after joining our company. ※We do not make employment decisions based solely on the contents of reference checks. ※The fact that you are in the selection process with us will not be disclosed to referees.
【Notes】

• Range of change in job description: Work as determined by the company ・Range of change in work location: Work location as determined by the company
  【Reference Information】
  https://recruit.moneyforward.com/#introduction

会社情報

【会社名】
株式会社マネーフォワード
【代表者】
代表取締役社長グループCEO 辻 庸介
【創業】
2012年5月
【取締役】
金坂 直哉 中出 匠哉 竹田 正信 石原 千亜希
【社外取締役】
安武 弘晃 宮澤 弦 Ryu Kawano Suliawan 菊間 千乃 芦田 健 上田 梨々子
【監査役】
畠山 優実 田中 克幸 西山  茂
【グループCxO・VPox】
上利 陽太郎 瀧 俊雄 山田 一也 坂 裕和 松岡 俊 伊藤 セルジオ 大輔 関田 雅和 松久 正幸 野村 一仁 長尾 祐美子 渋谷 亮 金井 恵子 梅田 康吉
【執行役員】
田平 公伸 本川 大輔 冨山 直道 永井 博 駒口 哲也 廣原 亜樹 島村 誠一郎 永井 七奈 木村 慎治 丸山 嘉伸 吉本 憲文 工藤 裕之 島内 広史 小山 幸宏 渡辺 恵伍 松村 道夫 岩崎 大
【オフィス】
本社オフィス 〒108-0023　東京都港区芝浦3-1-21 msb Tamachi 田町ステーションタワーS 21F 北海道支社 〒060-0061　北海道札幌市中央区南一条西4-5-1 札幌大手町ビル3階 東北支社 〒980-0021 宮城県仙台市青葉区中央2-2-10 仙都会館 5F 東海支社、名古屋開発拠点 〒450-6213　愛知県名古屋市中村区名駅4-7-1 ミッドランドスクエア 13F 京都支社、京都開発拠点 〒604-8004　京都府京都市中京区三条通河原町東入中島町78番地 明治屋京都ビル 4階 関西支社、大阪開発拠点 〒541-0042　大阪府大阪市中央区今橋 2-5-8 トレードピア淀屋橋 9階 広島支社 〒730-0015　広島市中区橋本町9-7 ビル博丈5F 九州・沖縄支社、福岡開発拠点 〒810-0041　福岡県福岡市中央区大名2丁目6-50　福岡大名ガーデンシティ 16F
【社内コミュニケーション活性化の取り組み】
■全社週次/月次朝会/半期総会 ■代表との意見交換会（CEOセッション） ■全社懇親会（MF Happy Hour） ■他部門社員との交流会（シャッフルランチ・ディナー） ■上長との定期1on1（ツキイチ面談） ■社内公募制度（MFチャレンジシステム） ■社員満足度調査（MFグループサーベイ） ※一部正社員のみ
【労働条件】
屋内原則禁煙（喫煙室あり）等
【中途採用比率】
2021年11月末　93.8％ 2022年11月末　90.0% 2023年11月末　76.6％ 2024年11月末　88.7%