Global Technology_Backend Software Engineer_Senior
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Dec 4, 2024.
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About Us
Macromill is a leading company in the fields of online research and marketing research. We leverage internet-based survey data and consumer purchase behavior insights to help our clients better understand consumer needs and behavior, enabling them to craft more effective marketing strategies.
To achieve further growth and transformation, Macromill is revitalizing its systems, building a robust data infrastructure powered by cutting-edge technology to deliver faster and more accurate marketing research solutions, ultimately driving growth for our clients.
To realize this vision, we are actively strengthening our engineering team and are looking for individuals passionate about developing advanced systems and data-driven platforms. We embrace agile development, machine learning, IaC, and other modern technologies, fostering a flexible, dynamic environment for fast and efficient service delivery.
If you’re excited about connecting businesses and consumers through data and driving transformative impact in business, or if you’re eager to take on new technologies and lead system advancements, we invite you to join us in building the future of Macromill.
About the Job
- Lead Software Development: Design, develop, and deliver high-quality, high-performance, scallable, and secure software platform that meet defined requirements to support Macromill's business, while accurately estimating development effort.
- Analyze and understand: Dive deep into Macromill's existing legacy systems to understand their architecture, dependencies, and limitations.
- Prioritize Maintainability and Quality: Write clean, well-documented, and maintainable code. Develop comprehensive test code to ensure software quality and contribute to continuous improvement efforts of the codebase.
- Champion Agile Best Practices: Actively participate in an Agile team, contributing to all phases of the development lifecycle.
- Ensure Code Quality: Participate in code reviews for both internal and vendor-developed code, providing constructive feedback and ensuring adherence to coding standards and best practices.
- Collaborate effectively: Build and maintain relationship with stakeholders and take ownership in communicating technical decisions and progress.
- Mentor and guide: Provide technical guidance and mentorship to junior engineers.
Opportunities
Join our Global Technology department, a driving force behind Macromill's business growth and a key area of focus for the company. Your work here will have a direct and significant impact on our success.
You'll have the opportunity to go beyond simply supporting the business - you'll be leveraging technology to transform our operations and even help launch new business ventures. You'll be building the future by designing and developing modern platforms and processes with cutting-edge architectures and technologies. This role offers invaluable experience to expand your skillset and knowledge in both legacy and modern technology, allowing you to be part of a transformation, contributing to a significant organisational shift and work with the latest technologies to build a strong foundation for your career growth.
In addition, you will work alongside a talented and supportive team with opportunities for leadership, mentorship and professional development in a fast-evolving environment.
Team: You will be part of the Global Technology Department.
Application Qualifications
Minimum Qualifications
- 5+ years of experience designing, developing, and leading backend systems for large-scale applications.
- Extensive experience building and maintaining robust APIs, including gRPC and RESTful architectures.
- Strong proficiency in at least one major backend server languages and frameworks (e.g., Go/Jin, Python/Django, Java/Spring)
- Strong proficiency with CICD and devops.
- Experience with designing and developing cloud-based applications (AWS, Azure, GCP, etc.)
- Proficiency in containerization technologies like Docker and Kubernetes, including architecture design and implementation.
- Experience with both relational (RDBMS) and NoSQL databases, including schema design, optimization, and data management.
- Ability to assess and select appropriate technologies (SaaS, OSS, etc.) based on trade-offs, cost, and business needs.
- Experience with the full software lifecycle of designing, delivering, operating, and maintaining complex systems.
- Ability to define error budgets, SLAs, and SLOs to ensure system reliability and meet business requirements.
- Proven ability to lead agile projects, make architectural decisions, mentor junior engineers, and foster best practices.
- Familiarity with security best practices (e.g., ISMS), data encryption, access control, and compliance standards (e.g., GDPR).
- Proficient in written and verbal business-level English.
Preferred Qualifications
- Experience in Devops practices.
- Active contributor to open-source projects..
- Experience in collaborating with client or presenting technical information.
- Experience in the market research or ad-tech industry.
- Experience in microservices architecture.
- Familiarity with statistical concepts and their application in data analysis.
Who are we looking for
- You have a growth mindset who embraces challenges, views setbacks as learning opportunities, and isn't afraid to step outside their comfort zone.
- You thrive on taking ownership and driving projects forward. Someone with a strong sense of responsibility and the determination to see tasks through to completion.
- You thrive in a team environment and can effectively communicate with diverse stakeholders.
- You are driven by a desire to build high-quality, impactful software.
- You are passionate about tackling complex challenges and finding creative solutions.
Languange
- You are able to work in Japanese
- You have a positive attitude towards English
職種 / 募集ポジション
Global Technology_Backend Software Engineer_Senior
雇用形態
正社員
給与
年収 8,000,000円 〜 12,000,000円
Annual Salary
From ¥8,000,000 to ¥12,000,000
Monthly Salary ¥667,000-¥1,000,000
Job allowance calculated based on the monthly salary is included.
(Example ¥107,000 for ¥667000, ¥170,000 for ¥1000000)
勤務地
HQ Shinagawa / Shinagawa East One Tower 11F, 2-16-1 Konan, Minato-ku, Tokyo
Macromill Base Fukuoka / 14F Tenjin Business Center, 1-10-20 Tenjin, Chuo-ku, Fukuoka-shi, Fukuoka
Working Hours
Discretionary Labor System
※ Deemed working hours per day ; 8 hrs
Performance Review
Once a year (July)
Bonus
Once a year (September/Performance-Based Bonus)
Allowances
Commute (fully covered)
Remote work
Late night work (10pm - 5am)
Work on holidays
Rewards based on various MVP programs
Holidays
Saturdays, Sundays, Japanese National Holidays, Golden week, Summer and year-end holidays, annual paid holidays (10 days for the first year), Congratulations and condolences leaves, childbirth and childcare leaves, Happy Holiday(6 days per year as Special paid holidays), Thanks Holiday (Refresh Holiday for long-term service)
120 or more days-off annualy
Welfare
Variety of insurance and pension are set based on Japan Law.
various recreational and sports facilities are available
Preferential access to restaurants, etc. , Provision of condolence or congratulatory funds
Optional Defined Contribution Pension Plan,Group Long Term Disability insurance
Interview process
(1) CV Screening
(2) 1st Interview : Hiring Manager, Leadership members, HR, etc.
(3) 2nd Interview & Coding Test
(4) Final Interview : Leardership members, Division Head, etc.
※ Depending on the selection situtaion, the interviewer and the number of interviews may change.
Name of Employer
Macromill, Inc.
会社情報
会社名株式会社マクロミル