Lead Cloud Engineer | Osaka or Tokyo / Remote (Flexible) | Multinational Team #266

Company Overview

The company operates a marketing SaaS platform leveraging LINE. As a rapidly growing startup, it utilizes AI technologies to help brands build sustainable and trustworthy relationships with their customers.

In addition to its LINE marketing tools, the company develops and provides a range of services, including LINE 1-to-1 business chat, digital membership card LINE mini apps, and AI-powered call solutions.

■Key Features

• Operates in the C-commerce market, which is estimated to be worth nearly JPY 30 trillion globally and is projected to surpass the e-commerce market in certain countries by 2025
• Achieved 760% business growth over the past three years in the marketing SaaS domain
• Successfully raised a total of JPY 6.3 billion in funding (including JPY 3.5 billion in Series B)
• Ranked No.1 in LINE marketing in Japan
• A global organization with offices overseas and team members representing 20 different nationalities

 

Responsibilities

The Cloud Engineering Team is responsible for supporting the reliability and scalability of the infrastructure and systems underlying the company’s product portfolio. The team covers the entire portfolio, including both new products and existing or legacy products.

This position is expected to develop growth strategies for the team or key projects and provide technical leadership to drive organizational and technological growth.

 

Key Responsibilities

• Develop and execute growth strategies for teams and projects, involving internal and external stakeholders
• Lead technical projects with measurable outcomes
• Lead cross-functional projects across multiple departments
• Design and improve systems to enhance stability, reliability, and scalability
• Define and manage reliability objectives through SLI/SLO and error budget practices
• Respond to system incidents and service disruptions
• Establish and standardize Root Cause Analysis (RCA) processes and promote a blameless postmortem culture
• Design and improve observability infrastructure, including metrics, logs, and traces
• Improve developer productivity through the implementation and enhancement of CI/CD pipelines and release management processes
• Monitor, analyze, and optimize cloud costs
• Ensure compliance with security requirements and implement necessary measures in collaboration with the company-wide security team
• Work closely with development and product teams
• Create documentation and share knowledge and best practices across the organization

 

Organization

Cloud Engineering covers three complementary areas. Rather than operating as separate silos, the team aims to work across all three areas to provide comprehensive support for the company’s products and engineering organization.

• Infrastructure: Cloud architecture centered on AWS, networking and compute, cost optimization, and compliance with security requirements
• DevOps: CI/CD pipelines, automation and tooling, release management, and improvement of Developer Experience
• SRE: SLI/SLO and error budget management, incident response, observability, and postmortems

Required Skills & Experience

• Experience designing, building, and operating systems using cloud services such as AWS
• Hands-on experience with Infrastructure as Code (IaC), such as Terraform or AWS CDK
• Experience designing, building, and operating CI/CD and DevOps pipelines
• Advanced debugging and troubleshooting skills
• Strong understanding of system architecture
• Experience making and driving technical decisions at the team or project level
• Strong stakeholder management and consensus-building skills across departments
• Business-level or higher English proficiency
• Japanese proficiency at N3 level or above (basic business level or higher)

Preferred Skills & Experience

• Experience designing and operating SLI/SLO and error budget practices
• Experience establishing incident response processes and on-call operations
• Experience designing, building, and operating observability platforms such as New Relic, Sentry, or CloudWatch
• Experience designing, building, and operating systems using container technologies such as Docker
• Demonstrated experience in cloud cost optimization
• Experience automating processes using scripting languages
• Experience designing and implementing security measures

Ideal Candidate Profile

• Able to develop strategic approaches to problem-solving from a broad, holistic perspective rather than being constrained by existing approaches or systems
• Demonstrates integrity and a strong sense of ownership and responsibility
• Able to structure complex issues, articulate ideas clearly, and translate them into tangible outputs
• Able to work autonomously in an environment centered on asynchronous, documentation-based communication
• Communicates openly and effectively with colleagues and stakeholders
• Able to drive projects forward by effectively involving and collaborating with relevant stakeholders

 

Compensation & Benefits

Salary: JPY 8,000,000 〜JPY 11,000,000per year
Probation Period: 3 months

Location
The position is based in either Tokyo or Osaka, depending on the candidate’s preference. Fully remote arrangements can be discussed on a case-by-case basis.

The company offers a flexible hybrid work style, combining remote work with office attendance. Frequency of office visits varies, typically ranging from once a week to once a month.

Working Hours

• Standard hours: 9:00 AM – 6:00 PM (includes a 1-hour break; overtime may be required)
• Flexible working hours with core time from 10:00 AM – 4:00 PM
• For employees above a certain grade, a discretionary labor system applies according to company policy

Holidays & Leave

• Saturdays, Sundays, and public holidays
• New Year’s holidays
• Summer vacation
• Bereavement leave
• Paid leave (10 days granted upon joining, with additional days accrued based on length of service)
• Other holidays as specified by company regulations

Benefits & Perks

• Commuting allowance (bicycle commuting permitted)
• Company-provided laptop
• Company-provided mobile phone (for certain roles only)
• Flexible start time program (can be applied for every 2 months)
• Social insurance coverage (health insurance, employee pension, employment insurance, workers’ compensation)
• Life & health support leave
• Coverage of medical check-up expenses
• Childbirth and childcare support programs
• Club activities and social groups

Measures Against Secondhand Smoke: No Smoking Indoors

 

Hiring Process

• Number of interviews: 3
• Application documents required: Resume / CV
• Interview language: Japanese/English

 

Please note: this position is open to candidates currently residing in Japan.