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| 部署・役職名 | Senior Backend Engineer （Tech Lead Candidate）, Business Platform Development Department, Tokyo |
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| 仕事内容 |
Responsibilities and Duties On the Business Platform Development Department － Workflow Platform Development Division, you will be responsible for the following duties: Backend development of the common workflow system Support for product integration of the common workflow system Collaborate with PdM and designers to consider development content and clarify functional constraints to reflect in UX Requirements definition and design （Design Doc, ADR, etc.） Quality assurance and improvement Respond to incidents In the future, you may be entrusted with roles such as tech lead or group leader Expected Role As a professional in backend development, pursue the balance between user experience and system ease of use without being confined to the backend domain. Promote projects and provide appropriate support for products that integrate the workflow system. Plan and implement measures to advance workflow system development and quality maintenance and improvement. Solve technical issues related to feature development. Identify and improve technical debt. Support the skill development of team members and enhance the overall technical capability of the team by sharing technical knowledge and best practices. Experience Gained You will have a broad understanding of the business areas covered by Cloud as you will be involved across various services （such as HR management and expense reimbursement） without being confined to individual services. You can directly enhance the productivity of all business people by streamlining workflows. Experience in development with a global team （collaboration with the Vietnam development base） As a relatively new department and service, it is easy to continuously incorporate the latest initiatives within the Group. Opportunities to demonstrate technical challenges and leadership by being involved in the development of foundational services that will support for the next 10 years. Technology Stack Backend Domain Language: Kotlin Framework: Spring Boot, GraphQL Kotlin ORM: jOOQ, R2DBC Testing: Kotest, MockK Others: Debezium, Protocol Buffers Others Frontend: TypeScript, React, Redux, React Flow Database: Aurora MySQL Middleware: Docker, Kafka Platform: AWS Tools Used Repository Management: GitHub CI/CD: CircleCI, GitHub Actions Development Environment: Docker, Terraform Enterprise Monitoring: Datadog, Rollbar Communication: Slack ・Range of change in job description: Work as determined by the company |
| 応募資格 |
【必須（MUST）】 Required Skills and ExperienceOver 3 years of experience in backend development of web applications Experience in designing, implementing, and troubleshooting asynchronous messaging using tools like Kafka, Amazon SQS, or IBM MQ Experience in maintaining and improving systems/services for over a year, having been actively involved in new development or large－scale feature modifications Experience in making responsible decisions and implementing them regarding technology selection and design policies Ability to create conceptual models from requirements and demands and translate them into database design Experience in organizing situations and finding practical solutions to advance development by involving both internal and external teams, even with specifications and technical constraints Experience in implementing and operating various automated tests, such as unit tests, integration tests, and E2E tests Experience in continuously ensuring and improving code quality through code reviews Preferred Skills and Experience Experience in solving technical issues by leveraging a deep understanding of Kotlin, JVM, Spring, etc. Basic knowledge and practical experience with http/browser Experience in designing, developing, and operating microservice architecture Experience in system architecture design Experience in progressing development while collaborating with multiple functions （PdM, QA, designers, etc.） Experience in designing RDB tables and being responsible for schema implementation, operation, and maintenance in real services Experience in design, implementation, and consensus building starting from OpenAPI or GraphQL schemas Experience in system operation, monitoring, and incident response Experience in managing progress, issues, risks, and requirements Experience in appropriately explaining and reporting incidents or significant technical events to stakeholders outside of development Experience working overseas or collaborating with multinational engineers Experience in AI development and/or experience in using AI tools to improve development processes. recently announced our AI Strategy roadmap which focuses on improving AI－driven operational efficiencies, as well as integrating AI agents into our products to deliver better value to our users. （More information here） Language Requirements Business－level English proficiency IELTS Overall 6＋, TOEFL iBT 60＋, TOEIC 740＋ Conversational level Japanese proficiency （equivalent to JLPT N3 or higher） Who We’re Looking For Someone who can balance ”delivering quickly” and ”maintaining sustainably” in technical decisions Someone who understands design and operational considerations in layers other than backend, such as frontend, mobile, and infrastructure, and has the foundation to collaborate with other areas Someone who empathizes with and wants to practice a culture of structurally verbalizing and documenting technology, such as runbooks and design policies |
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| 更新日 | 2025/09/24 |
| 求人番号 | 5763573 |
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