Senior Software Engineer (Ruby On Rails)

freeC's Client

• Design and develop services that can handle a massive amount of data
• Design a 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
• Train junior/middle members

Must to have:

• 5+ years experience of development 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
• Good English communication skills
• Experience in leading a project as a team leader
• Strong sense of ownership

Nice to have:

• Experience with Amazon Web Services
• Experience with service operation on the production
• Experience with frontend development (TypeScript, ReactJS/VueJS)
• Experience in training junior/middle members

• Salary review: Twice a year
• Bonus: 13th-month salary
• Paid leave:
• 16 days off annually: 12 paid leaves, 3-day vacation, and Dec 31st
• Maternity leave for Male employees: extra 5 days
• Awards: Monthly Culture Hero, Half-year MVP for excellent members
• Activities: Company trip, Year-end party, Half-year party, team-building, happy hour, etc...
• Devices: MacBook Pro + Dell Monitor
• Working hour: Monday to Friday (working hour starts from 8am to 9am)
• Health care: Annual health check
• Insurance: Applied since joining day
• Social Insurance, Health Insurance, Unemployment Insurance (company will pay for full salary).
• Voluntary health insurance & accident insurance. From Managing level: extra for family members.
• Training:
• External or internal training courses
• Internal workshop
• Support Attending Conference
• Standardized project development process.
• Order books based on member's requests
• Others: Grab expenses on the party day; Club activities, playstation, billiard, etc…; Free bike parking, fruits and coffee