JOB ID 27368

Full-stack Engineer

  • Logistics & Transportation, Logistics, Warehouse, Others
  • IT, SE(Web, OPEN), Product Engineer (Hard/soft)
  • Tokyo
  • ¥7,000,000~¥12,000,000

We are a logistics tech startup company that operates a matching platform business that connects shippers and transportation companies, and a SaaS business that supports operation DX for shippers.
In the logistics industry of more than 14 trillion yen, we will transform logistics in Japan by integrating our brand and nationwide sales network with the structure and products of our office business. Future social issues and business growth are directly linked, and it is an area that has attracted a very high level of attention from investors and client companies, and due to its high growth potential, it has also achieved a lot of investment from major companies.

Under VPoT, you will work on cross-cutting technical issues that are not limited to specific products. Based on high-speed development using generative AI, your main role is to solve technical bottlenecks in each business area and improve the development efficiency and technical foundation of the entire organization.

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Job Description

  • Responsibilities
    ・Implementation
    of technology POC and new domains- Quickly build and verify prototypes and judge the feasibility
    of implementation by making full use of generative AI for new business hypotheses and technical issues raised from each business domain - Planning and construction
    of data infrastructure and infrastructure systems - Promoting
    infrastructure development such as data analysis platforms, customer bases, and master data management across multiple businesses - Unification
    of authentication and account infrastructure - Establishment
    of company-wide authentication platforms such as unification of authentication methods between existing products and introduction of SSO - Development of intermediate systems
    for inter-product linkage - Design and construction
    of APIs and data pipelines that integrate multiple products, selection and introduction
    of technology stacks and libraries - Utilization of generative AI to select the most suitable technology for highly uncertain requirements, and deployment
    within the team - VPoT and technical consultation
    with each product manager - Examination of technical implementation policies, architecture review, and proposals for improvement of development efficiency

    ■Development Environment
    /Development Language/Framework, etc.:
    ‐Backend: Ruby on Rails, Kotlin, Java, Go-Frontend
    : TypeScript, React, Vue.js
    ‐Characteristics: Cross-cutting development positions
    that support the optimal technical selection of products and teams, not limited to specific languages/frameworks. -DB: PostgreSQL, MySQL
    ・Infrastructure: AWS (EC2, S3, RDS, Lambda, CodeBuild, etc.), GCP (Firebase, BigQuery, Cloud Functions, etc.),
    Version Control: Git/GitHub
    , CI/CD: GitHub Actions, Jenkins, CircleCI, AWS CodeBuild
    , AI Development Support Tools: Claude (Claude API, Claude Code), GitHub Copilot, Gemini, Devin
    , Communication: Slack, Notion, Google Workspace
  • Requirements
    ・At least 3 years of practical experience in web application development (regardless of language)
    ・Experience
    in database table design and optimization ・Experience
    in defining and formulating requirements in collaboration with business teams, PdM, and designers ・Development experience
    using generative AI tools such as Claude Code and GitHub Copilot ・Experience in version control and team development using Git/GitHub

  • Preferred
    ・Experience
    in streamlining development environments and development processes using generative AI, such as harness engineering and prompt engineering, practical knowledge and understanding
    of design patterns such as DDD (Domain-Driven Design) and clean architecture, experience in selecting new technologies and making decisions on the introduction of SaaS services, and participating in
    technical decision-making ・Collaborative development experience
    in pair programming/mob programming ・Cross-sectional development experience
    across multiple languages, frameworks, and domains (front-end, back-end, data infrastructure, etc.), experience in refactoring, migrating, and resolving
    technical debt for legacy systems, and those who are interested in or have experience in improving system observability, such as monitoring, logging, and alerting design.
  • Location
    Tokyo
  • Work Style
    Remote working possible, Flex working possible
  • Salary
    ¥7,000,000~¥12,000,000
  • Attractive
    Points
    Childcare support system, Weekends and holidays off, Venture Company, New businesses and services

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