CONTROL TECHNOLOGY CORP.

【Tokyo｜Tech Lead】Develop Japan's No.1 Reservation System｜N2+ Welcome｜Large-Scale SaaS

Full Stack Engineer 2 More

7M - ***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) Management 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) Management In-house product development No dispatch

Related Skills

Cloud / Infrastructure / DevOps tools

AWS

Programming Language

PHP SQL

Management/System project Experience

Tech lead System Design (Fundamental) Requirement Definition 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 Tech Lead, 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 lead the development of new features and improvements for the RESERVA system, including:
・Architecture design
・Research and integration of external services
・Implementation of new features and system improvements
・Code reviews for team members' implementations
・Development and operation of automation tools for deployments and operational processes
・Building and maintaining data collection and analysis infrastructure to improve system insights
・Managing development projects, scheduling, and coordination

■ 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 RESERVA'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 350,000 businesses.
■Work in a dynamic environment where new business models emerge daily, requiring diverse feature development and continuous UI/UX improvements.
■Have the flexibility to adopt new technologies with a low barrier to entry, ensuring that the best solutions are chosen based on merit.
■Regularly release new features and continue professional growth in a modern development environment.

【About RESERVA】
RESERVA is a versatile reservation system designed to automate and optimize business operations.
With over 350,000 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: ・4+ years of hands-on experience in web application development using PHP (including at least 1 year of experience in Japan) ・Experience in creating basic 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 building and operating AWS infrastructure ・Experience in database construction ・Experience in SQL tuning ・Experience in middleware configuration and operation ・Experience in developing high-traffic, large-scale systems ・Experience in development from upstream processes such as requirement definition ・Experience in Scrum or Agile development

After sign up, you can browse all information.

If you already have a GitTap Account, please login.

Working Condition

【Work Location】
Shinagawa Office

Address: 5th Floor, Shinagawa Intercity Building B, 2-15-2 Konan, Minato-ku, Tokyo, Japan
Nearest Station: JR Yamanote Line / Shinagawa Station
Smoking Policy: Designated smoking areas available 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】
¥7,000,000 – ¥10,500,000

【Salary System】
Monthly salary system

【Salary Breakdown】
Base salary: ¥240,000 – ¥305,000 per month
Other fixed allowance: ¥50,000 per month
Fixed overtime pay: ¥84,000 – ¥105,000 per month (38 hours of fixed overtime included)
Overtime exceeding the fixed hours will be additionally compensated

【Monthly Salary (Including Fixed Allowances)】
¥374,000 – ¥460,000

【Salary Increments & Bonuses】
Salary Increase: Yes (once a year)
Bonuses: Twice a year (Fixed bonus 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

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CONTROL TECHNOLOGY CORP.

【Tokyo｜Tech Lead】Develop Japan's No.1 Reservation System｜N2+ Welcome｜Large-Scale SaaS

Full Stack Engineer 2 More

7M - ***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) Management 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) Management In-house product development No dispatch

Related Skills

Cloud / Infrastructure / DevOps tools

AWS

Programming Language

PHP SQL

Management/System project Experience

Tech lead System Design (Fundamental) Requirement Definition 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 Tech Lead, 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 lead the development of new features and improvements for the RESERVA system, including:
・Architecture design
・Research and integration of external services
・Implementation of new features and system improvements
・Code reviews for team members' implementations
・Development and operation of automation tools for deployments and operational processes
・Building and maintaining data collection and analysis infrastructure to improve system insights
・Managing development projects, scheduling, and coordination

■ 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 RESERVA'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 350,000 businesses.
■Work in a dynamic environment where new business models emerge daily, requiring diverse feature development and continuous UI/UX improvements.
■Have the flexibility to adopt new technologies with a low barrier to entry, ensuring that the best solutions are chosen based on merit.
■Regularly release new features and continue professional growth in a modern development environment.

【About RESERVA】
RESERVA is a versatile reservation system designed to automate and optimize business operations.
With over 350,000 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】
Shinagawa Office

Address: 5th Floor, Shinagawa Intercity Building B, 2-15-2 Konan, Minato-ku, Tokyo, Japan
Nearest Station: JR Yamanote Line / Shinagawa Station
Smoking Policy: Designated smoking areas available 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】
¥7,000,000 – ¥10,500,000

【Salary System】
Monthly salary system

【Salary Breakdown】
Base salary: ¥240,000 – ¥305,000 per month
Other fixed allowance: ¥50,000 per month
Fixed overtime pay: ¥84,000 – ¥105,000 per month (38 hours of fixed overtime included)
Overtime exceeding the fixed hours will be additionally compensated

【Monthly Salary (Including Fixed Allowances)】
¥374,000 – ¥460,000

【Salary Increments & Bonuses】
Salary Increase: Yes (once a year)
Bonuses: Twice a year (Fixed bonus 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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