Backend Software Engineer Senior

About the Job

1. 1Design, 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.
2. 2Dive deep into Macromill's existing legacy systems to understand their architecture, dependencies, and limitations.
3. 3Write clean, well-documented, and maintainable code. Develop comprehensive test code to ensure software quality and contribute to continuous improvement efforts of the codebase.
4. 4Actively participate in an Agile team, contributing to all phases of the development lifecycle.
5. 5Participate in code reviews for both internal and vendor-developed code, providing constructive feedback and ensuring adherence to coding standards and best practices.
6. 6Build and maintain relationship with stakeholders and take ownership in communicating technical decisions and progress.
7. 7Provide technical guidance and mentorship to junior engineers.

Opportunities

1. 1Join our Global Technology department, a driving force behind Macromill's business growth and a key area of focus for the company.
2. 2You'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.
3. 3This role offers invaluable experience to expand your skillset and knowledge in both legacy and modern technology, allowing you to be part of a transformation and work with the latest technologies.

応募資格（必須）

• 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.

歓迎する経験

• 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.

待遇・福利厚生

• DC
• 団体長期障害所得補償保険
• 年間休日120日
• 提携サービス優待

求めるスキル・経験