CONTROL TECHNOLOGY CORP.

【PHP Engineer】Develop Japan’s No.1 Reservation System｜N2+ Welcome｜Large-Scale SaaS Development ◎

Backend Engineer 1 More

5M - ***M JPY

Tokyo

Full-time (permanent)

Online Interview: Yes

Remote Work from Overseas: No / From Japan: No

Top-Selling Points

Rate of Foreigners

Less Than

Frequency of English Usage

Less Than

Short overtime work (less than 20 hours) In-house product development No dispatch

Top-Selling Points

Rate of Foreigners
Less Than

Frequency of English Usage
Less Than

Short overtime work (less than 20 hours) In-house product development No dispatch

Related Skills

Programming Language

PHP

Management/System project Experience

System Design (Fundamental) System design (detail)

Language Requirements

Required

Preferred

Language Requirements

Required

Japanese: Business

English: Greetings/None

JLPT: N2

Preferred

No Data

Job Description

【Job Description】
As a PHP Engineer, you will be responsible for the development and operation of RESERVA, Japan’s leading SaaS-based reservation management system. RESERVA has been widely adopted by major corporations (venues, accommodation facilities, etc.), government agencies, and public institutions, holding one of the largest market shares in Japan.

■ Responsibilities:
You will be in charge of designing, implementing, and operating new features for the RESERVA reservation system, including:
・Development of new features such as payment processing and automation
・End-to-end project management, from design and development to testing and operations
・Researching and implementing new technologies and infrastructure
＊Integration with external services such as LINE, payment platforms, and IoT-based smart locks
＊(For those interested in full-stack development) Opportunities to work on infrastructure and database design and optimization

■ Development Environment:
Languages: PHP, JavaScript, Swift
Frameworks: Symfony, Laravel
Database: PostgreSQL
Infrastructure: AWS

■ Team Structure:
Development is conducted in teams, consisting of specialists in programming as well as engineers involved in upstream processes such as planning and service design.
Additionally, many foreign engineers, particularly from Asia, are actively contributing to our global development environment.

【Onboarding & Career Growth】
After receiving training on the RESERVA system's functionalities and architecture, you will start with backend development to strengthen your practical skills.
You will have multiple career paths, such as:
・Becoming a Project Lead (PL) or Project Manager (PM) and leading teams
・Mastering programming to become a highly skilled specialist
Transitioning into a Full-Stack Engineer by acquiring infrastructure and database expertise

【Why Join Us?】
■Gain hands-on experience in large-scale system development with a system used by over 300,000 businesses.
■Be part of a fast-evolving environment where new features are released regularly, allowing you to stay up to date with modern technologies.
■Grow step by step with the right level of responsibility — start with improvements to existing features, then move on to larger projects as you develop your skills.
Opportunities to transition into a Full-Stack Engineer with exposure to infrastructure and database development.

【About RESERVA】
RESERVA is a versatile reservation system designed to automate and optimize business operations.
With over 300,000 businesses, including government agencies, municipalities, educational institutions, large corporations, and individual businesses using our platform, RESERVA has consistently grown since its launch in 2014, maintaining its position as Japan’s No.1 reservation management system.

We aim to expand beyond individual and corporate users, establishing RESERVA as a global platform adopted by overseas businesses and government institutions in the future.

Scope of Work: Tasks as defined by the company.

Required Skills and Experiences

＜Educational Background＞ Master's degree, Bachelor's degree, Associate degree, Vocational school, or Technical college graduate or higher ＜Eligibility / Application Requirements＞ ■ Required Qualifications: ・2+ years of hands-on experience in web application development using PHP (including experience in Japan) ・Experience in creating detailed design documents ・Experience in development using frameworks ・Experience in team-based development ・Business-level Japanese proficiency (Equivalent to N2 or higher) ■ Preferred Qualifications: ・Experience in creating basic design documents and integration test specifications ・Experience in operating and building infrastructure using AWS ・Experience in developing in-house web services

After sign up, you can browse all information.

If you already have a GitTap Account, please login.

Working Condition

【Work Location】
Head Office

Address: 5th Floor, Shinagawa Intercity Building B, 2-15-2 Konan, Minato-ku, Tokyo, Japan
Nearest Station: Shinagawa Station
Smoking Policy: Completely non-smoking within the premises

【Relocation】
None

【Online Interviews】
Available

【Working Hours】
10:00 AM – 7:00 PM (Standard working hours: 8 hours)
Break time: 60 minutes
Overtime: Yes

【Employment Type】
Full-time (Permanent Employment)
Supplementary Information:

Fixed-term contract: No

【Probation Period】
3 months (No changes in salary or benefits during this period)

【Expected Annual Salary】
¥5,000,000 – ¥7,000,000

【Salary System】
Monthly salary system

【Salary Breakdown】
Base salary: ¥216,000 – ¥330,000 per month
Other fixed allowance: ¥50,000 per month
Fixed overtime pay: ¥70,000 – ¥100,000 per month (38 hours of fixed overtime included)
Overtime exceeding the fixed hours will be additionally compensated

【Monthly Salary (Including Fixed Allowances)】
¥336,000 – ¥480,000

【Salary Increments & Bonuses】
Salary Increase: Yes (once a year)
Bonuses: Twice a year (Fixed amount applies for the first year)
Note:

Salary is determined based on job responsibilities, experience, and skills.
Evaluations are conducted using approximately 15 criteria, considering both quantitative and qualitative aspects for fair and transparent assessments.
The stated salary is an estimate and may vary based on the selection process.

【Benefits & Perks】
Transportation Allowance (Company covers commuting expenses)
Social Insurance (Health Insurance, Pension, Employment Insurance, Work Injury Insurance)

【Additional Benefits & Support】
Casual dress code
9-day consecutive leave system
Annual health check-ups
Congratulatory and condolence payments

【Holidays & Leave】
Completely Two-Day Weekend System: Saturdays, Sundays, and public holidays off
Annual Paid Leave: 10 days (granted after six months of employment)
Total Annual Holidays: 125 days
Additional Leave:
Paid leave
Summer vacation
Year-end and New Year holidays
Congratulatory and condolence leave
Special leave
9-day consecutive leave available

RECRUITMENT PROCESS

・Document Screening
・Interviews (2 rounds)
・Offer
※ Online interviews available
※ The number of interview rounds may vary

Business (description what they do)

Development and operation of reservation system

Available Jobs in (CONTROL TECHNOLOGY CORP.)

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CONTROL TECHNOLOGY CORP.

【PHP Engineer】Develop Japan’s No.1 Reservation System｜N2+ Welcome｜Large-Scale SaaS Development ◎

Backend Engineer 1 More

5M - ***M JPY

Tokyo

Full-time (permanent)

Online Interview: Yes

Remote Work from Overseas: No / Remote Work in Japan: No

Top-Selling Points

Rate of Foreigners

Less Than

Frequency of English Usage

Less Than

Short overtime work (less than 20 hours) In-house product development No dispatch

Top-Selling Points

Rate of Foreigners
Less Than

Frequency of English Usage
Less Than

Short overtime work (less than 20 hours) In-house product development No dispatch

Related Skills

Programming Language

PHP

Management/System project Experience

System Design (Fundamental) System design (detail)

Language Requirements

Required

Preferred

Language Requirements

Required

Japanese: Business

English: Greetings/None

JLPT: N2

Preferred

No Data

Job Description

【Job Description】
As a PHP Engineer, you will be responsible for the development and operation of RESERVA, Japan’s leading SaaS-based reservation management system. RESERVA has been widely adopted by major corporations (venues, accommodation facilities, etc.), government agencies, and public institutions, holding one of the largest market shares in Japan.

■ Responsibilities:
You will be in charge of designing, implementing, and operating new features for the RESERVA reservation system, including:
・Development of new features such as payment processing and automation
・End-to-end project management, from design and development to testing and operations
・Researching and implementing new technologies and infrastructure
＊Integration with external services such as LINE, payment platforms, and IoT-based smart locks
＊(For those interested in full-stack development) Opportunities to work on infrastructure and database design and optimization

■ Development Environment:
Languages: PHP, JavaScript, Swift
Frameworks: Symfony, Laravel
Database: PostgreSQL
Infrastructure: AWS

■ Team Structure:
Development is conducted in teams, consisting of specialists in programming as well as engineers involved in upstream processes such as planning and service design.
Additionally, many foreign engineers, particularly from Asia, are actively contributing to our global development environment.

【Onboarding & Career Growth】
After receiving training on the RESERVA system's functionalities and architecture, you will start with backend development to strengthen your practical skills.
You will have multiple career paths, such as:
・Becoming a Project Lead (PL) or Project Manager (PM) and leading teams
・Mastering programming to become a highly skilled specialist
Transitioning into a Full-Stack Engineer by acquiring infrastructure and database expertise

【Why Join Us?】
■Gain hands-on experience in large-scale system development with a system used by over 300,000 businesses.
■Be part of a fast-evolving environment where new features are released regularly, allowing you to stay up to date with modern technologies.
■Grow step by step with the right level of responsibility — start with improvements to existing features, then move on to larger projects as you develop your skills.
Opportunities to transition into a Full-Stack Engineer with exposure to infrastructure and database development.

【About RESERVA】
RESERVA is a versatile reservation system designed to automate and optimize business operations.
With over 300,000 businesses, including government agencies, municipalities, educational institutions, large corporations, and individual businesses using our platform, RESERVA has consistently grown since its launch in 2014, maintaining its position as Japan’s No.1 reservation management system.

We aim to expand beyond individual and corporate users, establishing RESERVA as a global platform adopted by overseas businesses and government institutions in the future.

Scope of Work: Tasks as defined by the company.

Required Skills and Experiences

After sign up, you can browse all information.

If you already have a GitTap Account, please login.

Working Condition

【Work Location】
Head Office

Address: 5th Floor, Shinagawa Intercity Building B, 2-15-2 Konan, Minato-ku, Tokyo, Japan
Nearest Station: Shinagawa Station
Smoking Policy: Completely non-smoking within the premises

【Relocation】
None

【Online Interviews】
Available

【Working Hours】
10:00 AM – 7:00 PM (Standard working hours: 8 hours)
Break time: 60 minutes
Overtime: Yes

【Employment Type】
Full-time (Permanent Employment)
Supplementary Information:

Fixed-term contract: No

【Probation Period】
3 months (No changes in salary or benefits during this period)

【Expected Annual Salary】
¥5,000,000 – ¥7,000,000

【Salary System】
Monthly salary system

【Salary Breakdown】
Base salary: ¥216,000 – ¥330,000 per month
Other fixed allowance: ¥50,000 per month
Fixed overtime pay: ¥70,000 – ¥100,000 per month (38 hours of fixed overtime included)
Overtime exceeding the fixed hours will be additionally compensated

【Monthly Salary (Including Fixed Allowances)】
¥336,000 – ¥480,000

【Salary Increments & Bonuses】
Salary Increase: Yes (once a year)
Bonuses: Twice a year (Fixed amount applies for the first year)
Note:

Salary is determined based on job responsibilities, experience, and skills.
Evaluations are conducted using approximately 15 criteria, considering both quantitative and qualitative aspects for fair and transparent assessments.
The stated salary is an estimate and may vary based on the selection process.

【Benefits & Perks】
Transportation Allowance (Company covers commuting expenses)
Social Insurance (Health Insurance, Pension, Employment Insurance, Work Injury Insurance)

【Additional Benefits & Support】
Casual dress code
9-day consecutive leave system
Annual health check-ups
Congratulatory and condolence payments

【Holidays & Leave】
Completely Two-Day Weekend System: Saturdays, Sundays, and public holidays off
Annual Paid Leave: 10 days (granted after six months of employment)
Total Annual Holidays: 125 days
Additional Leave:
Paid leave
Summer vacation
Year-end and New Year holidays
Congratulatory and condolence leave
Special leave
9-day consecutive leave available

RECRUITMENT PROCESS

・Document Screening
・Interviews (2 rounds)
・Offer
※ Online interviews available
※ The number of interview rounds may vary

Business (description what they do)

Development and operation of reservation system

Available Jobs in (CONTROL TECHNOLOGY CORP.)

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