Tokyo ROYAL AGENT株式会社

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Overview

Position:
Senior Software Engineer (Web / Backend)

Salary:
From JPY 8,000,000 per year

Language:
Conversational Japanese required, English usable

Remote:
Hybrid (3 days office / 2 days remote)

About the Company

The company is a technology-driven company operating at the intersection of Real Estate, AI, and Digital Transformation.

Their mission is to create excitement and inspiration by combining technology with innovation, driving meaningful change in large-scale, traditionally analog industries.

By leveraging data, AI, and modern software engineering practices, they build platforms that improve operational efficiency and customer experience across real estate transactions and related domains.

The company is in a high-growth phase, continuously developing market-defining products and scaling both domestically and internationally.

About the Role

As a Senior Software Engineer, you will play a key role in designing and building scalable systems that address complex, real-world challenges in a data-intensive business domain.

You will collaborate closely with product managers, designers, and business stakeholders to translate requirements into robust technical solutions, while also taking ownership of architectural decisions and long-term system quality.

Development Environment

  • Architecture:
    Microservices, event-driven systems
  • Cloud:
    Public cloud (containers, serverless, cloud-native services)
  • CI/CD:
    Automated testing, continuous integration and deployment
  • Databases:
    Relational and non-relational databases
  • Version Control:
    Git
  • ※ Technology selection is flexible and driven by problem context

Position Responsibilities

  • Design and develop large-scale, high-availability web and backend systems
  • Address complex domain challenges such as data asymmetry, workflow digitization, and scalability
  • Design systems with careful consideration of algorithmic efficiency and data structures
  • Lead technical discussions on architecture, technology selection, and best practices
  • Improve system reliability, performance, and development efficiency
  • Mentor junior engineers and contribute to overall team growth
  • Take ownership of code quality through reviews, testing, and CI/CD improvements

Salary

  • Annual Salary: From JPY 8,000,000
  • Monthly Salary:
    From JPY 667,000
  • (Includes fixed overtime allowance for 30 hours)
  • Overtime exceeding 30 hours is compensated separately
  • Final compensation is determined based on skills and experience

Qualifications

*Required

  • Conversational Japanese (mandatory during the hiring process)
  • 5+ years of experience designing, developing, and operating large-scale web or backend systems
  • Experience collaborating with multiple stakeholders across teams
  • Strong understanding of software design principles and architectural patterns
  • Experience implementing quality-focused development practices (testing, code reviews, CI/CD)
  • Solid knowledge of relational database design (normalization, indexing) and scalability considerations

*Preferred

  • Experience leading multiple engineers or technical initiatives
  • Experience launching new products or services from scratch (0→1)
  • Long-term ownership of a single product with continuous improvements
  • Mid-to-long-term technical decision-making experience
  • Hands-on exploration and production adoption of new technologies

Work Environment

Work Style

  • Hybrid work:
  • 3 days in office / 2 days remote (in principle)
  • Fully remote work is not standard, but individual circumstances can be discussed

Location

  • Central Tokyo office (direct station access, multiple lines available)

Work Schedule

  • Full flex-time system
  • No core hours (work between 7:00–22:00)
  • Standard working time: 8 hours per day

Holidays and Leave

  • Complete two-day weekend system
  • National holidays
  • Annual paid leave
  • Year-end and New Year holidays
  • Maternity, childcare, nursing care, and special leave programs

Allowances and Benefits

  • Full social insurance coverage
  • Housing allowance (for residences within a certain distance from the office)
  • Transportation allowance
  • Family and childcare support programs
  • Certification and skill development support
  • Employee stock ownership plan
  • Optional online language learning support
  • Internal community and club activities
  • Office amenities and meal services

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