Main Job Responsibilities

You will be responsible for the QA process in system development.

• Test planning and design
• Confirmation of specifications and extraction of design issues
• Test execution and results analysis
• Reporting results and creating/submitting improvement proposals

Appeal Points

Our company deals with major corporate clients handling B2B and B2C services, allowing you to be involved in projects dealing with famous systems and content.

Career Plan

In recent years, the demand for QA engineers has been increasing, regardless of whether it's for toC or toB cloud-based services and content. You can challenge various projects according to your experience and wishes.

What kind of company is Extreme?

Since its founding in 2005, Extreme has consistently developed diversified businesses where digital talent such as creators and engineers can thrive. Our business areas are constantly expanding, including game development and operation, app development, web service development, and cloud platforms.

The group has over 600 employees.

It includes members from a wide range of professions such as engineers, designers, directors, planners, and PMs.

Creators and engineers form a team for each client project to solve problems. Participating in diverse projects allows you to constantly acquire new skills without specializing. Extreme ensures that employees share technology and know-how and constantly update themselves, allowing them to become creators and engineers who can adapt to changing times.

Working Environment

Work Style Reform

Extreme aims to be a comfortable company to work for, having established various systems such as holidays, various welfare benefits, and a balanced work-life environment. We also support employees taking and returning from maternity/paternity leave! It is an ideal environment for those who want to work long-term with peace of mind.

• 127 annual holidays
• Average overtime 9.5 hours
• Childcare leave acquisition rate 100% (May 2017 - March 2025)
• Toshima Ward Work-Life Balance Promotion Certified Company (13th term)

Commuting System

Although it varies depending on the project you join, 70% of all employees work remotely at least once a week.

Skill Up Support

We have a comprehensive system for increasing skills and knowledge.

• Qualification acquisition support system (Information Technology Engineer Examination, Nissho Bookkeeping Test, etc.)
• Business etiquette training
• Employee capability improvement training
• OJT training
• Creator/Engineer & Engineer training
• President's Award system
• Book purchase system
• eaTech (theme-based technical training system) and others

Employee Interaction and Discount System

• Club activity subsidies (Game club, Darts club, Basketball club, Light music club, etc.)
• Employee Super Meeting (a festival event held with all employees participating!)
• C&E Appreciation Gathering (held once a month, gathering employees (creators & engineers) who joined in that month for a social party)
• Discounts at 40 nationwide resorts, restaurants, and sports facilities
• Club Off system (significant discounts on movie and theater tickets, travel, and restaurants)

For more details on welfare benefits and working environment, please visit our website.

Application Requirements

Required Skills

• Experience in test design for services or web systems
• Experience in the IT industry
• Experience in quality verification (quality control) or development experience in Java, COBOL, Python, C#, PHP, or Go

Preferred Skills

• Those with 3 or more years of experience in the required conditions

Clients

Based on the name recognition and credibility of a listed company, Extreme conducts business with many companies in Tokyo, including major IT companies. You can be involved in various projects such as web services and app development, leading to skill improvement!

Client Examples

• NTT Data Corporation
• SCSK Corporation
• Systena Corporation
• Japan Exchange Group, Inc.
• SHANON Inc.
• ITOCHU Techno-Solutions Corporation
• Sky Inc.
• Suzuyo Co., Ltd.
• Seiko Group Corporation
• Teijin Limited
• TDC Soft Inc.
• Digital Information Technology Co., Ltd.
• TOKAI Corporation
• Japan Post Co., Ltd.
• Fuji Soft Inc.
• Mitsubishi Research Institute DCS Co., Ltd.