Senior Engineering Manager [Remote/18M/Japanese MUST]

Senior Engineering Manager



Company Overview

A rapidly growing Japanese B2B marketplace and SaaS company operating a mission-critical digital trading platform with a dominant position in its industry. The company has raised significant Series B funding and processes transaction volumes measured in the trillions of yen annually. It is currently investing heavily in engineering, security, product development, and AI initiatives.

Position

Senior Engineering Manager

This role will be responsible for leading development management across core products and engineering teams, ensuring alignment between business objectives and technology execution.

Key Responsibilities

• Align business strategy with product and engineering roadmaps
• Collaborate with stakeholders to define requirements and priorities
• Lead organizational development initiatives, including hiring, team structure, and culture building
• Manage and mentor engineering managers and team leads
• Drive delivery of large-scale software development projects
• Contribute to technical management, project management, and product strategy as needed
• Support architecture, scalability, security, and operational excellence initiatives
  
  

Technical Environment

Frontend

• React
• TypeScript

Backend

• Go
• gRPC
• NestJS
• GraphQL

Infrastructure

• Kubernetes (GKE)
• Argo Workflows

Database

• PostgreSQL

DevOps / Monitoring

• GitHub Actions
• Cloud Build
• Datadog

AI Development Tools

• OpenAI
• Claude
• Gemini
• Cursor
• Devin
• NotebookLM
  
  

Required Experience

• Experience managing engineering teams of 10+ members
• Experience leading large-scale software development projects
• 5+ years of web application or platform development experience
• Experience scaling organizations through hiring and team growth
  
  

Preferred Experience

• Experience working closely with executive leadership
• Experience operating large-scale, business-critical systems
• Experience scaling engineering organizations through multiple growth stages
• Experience shaping engineering culture and best practices
• IPO preparation experience is a plus
  
  

Ideal Candidate

• Motivated by building products with real-world impact
• Strong people leadership and organizational development skills
• Able to balance business objectives with engineering excellence
• Comfortable making prioritization decisions based on business impact
• Hands-on, ownership-oriented leadership style
• Thrives in fast-growing, high-growth startup environments
  
  

Compensation

• ¥12M - ¥18M annual base compensation
• Additional equity/stock-option opportunity available
  
  

Location

• Tokyo-based
• Hybrid / remote-friendly working environment
• Flexible attendance requirements depending on onboarding and team needs
  
  

Working Style

• Full-flex working hours
• No core time
• Comprehensive leave policy including annual leave, summer holidays, parental leave, family care leave, wellness leave, and extended refresh leave
  
  

Why Join?

• Lead one of the company's most strategic engineering organizations
• Opportunity to manage managers and scale a high-performing engineering team
• Work with modern cloud-native architecture and AI-enabled development practices
• Significant influence over organizational design, hiring, culture, and technical direction
• Opportunity to help scale a market-leading platform handling mission-critical transactions at national scale