Ruby On Rails Engineer (Senior/Tech Lead)

Top 3 reasons to join us

• Hybrid working; 17 days off; Macbook Pro
• Tailored L&D programs for your growth
• No.1 market - 13.7 million B2C users in Japan

Job description

• Design and develop services which can handle a massive amount of data
• Design good database considering functional and non-functional requirements
• Write clean and maintainable code
• Improve code by continuous refactoring
• Monitor application performance and fix system failures
• Leadership experience will be a big plus point

Your skills and experience

Must-Have

• Principal level: From 7-8 years with backend development, and from 5 years experience with Ruby on Rails 
• Senior level: From 4 years experience with Ruby on Rails
• Good understanding of SOLID principles, common design patterns and best practices
• Solid experience with MySQL or PostgreSQL including performance tuning and optimization
• Experience with complicated system architecture which includes API linkage with external systems
• Experience with application performance monitoring and optimization
• Experience with automation testing, E2E testing
• Extensive knowledge of web security
• Familiarity with CI/CD, Docker
• English: good communication skill
• Strong sense of ownership

Nice-To-Have

• Experience with Amazon Web Services
• Experience with service operation on production
• Experience with frontend development (TypeScript, ReactJS/VueJS)

Why you'll love working here

Caring Mental & Physical Recreation:

• Hybrid working: 2 days at the office and 3 days WFH
• Working hour: Flexible start 8AM-9AM from Mon-Fri
• Full salary in probation
• Insurance: Applied from Probation period:
  • Social Insurance, Health Insurance, Unemployment Insurance (on 100% salary)
  • Private health insurance & accident insurance. From Managing level: extra for family members
• Bonus: 13th month salary
• 17 - 24 paid days off and more
• Paternity leave: Extra 5 days
• Annual company trip; Quarterly team building
• Billiards & Running club
• Annual health check
• Well-equipped facility: Macbook pro, additional monitor,..

Caring Career & Development:

• Clear Career path
• Foreign language & International technology-related certifications sponsoring
• External & internal training courses
• Soft-skill workshops
• Tech seminars
• Monthly and biannual Recognition Awards
• Performance & salary review: twice/year (Jun & Dec)