Senior Ruby Developer


  • Design and develop new features management software and API system.
  • Design, build and maintain efficient, reusable, and reliable Ruby code.
  • Supervise and support other developers in fulfilling tasks as well as improving their skills.
  • Analyze requirements to develop functional and technical software requirements.
  • Maintain and troubleshoot the existing applications.
  • Collaborates with development, QA, product owner and business teams
  • Present new and innovative ideas.
  • Helping / Training team members with a collaborative spirit.
  • Contributes to maintaining an open, friendly and innovative working environment for every member.


​​Requirements and skills
  • 5+ year experience in Web development (3+ year experience in development with Ruby on Rails)
  • Experience in building an API system with Rails
  • Good understanding of SOLID principles, design patterns and best practices
  • Solid experience with MySQL or PostgreSQL
  • Strong sense of ownership
  • Experience with automation testing. (Rspec/Unit Test)
  • Intermediate English, especially reading / research skills



  • Experience with frontend development (Stimulus, ReactJS/VueJS,…)
  • Experience with Tailwind CSS
  • Knowledge (at least overview) about Cloud Computing(AWS)
  • Experience with CI/CD, Docker
  • Experience with Amazon Web Services
  • Experience with service operation in production
  • Experience in building a microservices
Part of Deals
  • Accident and Private Health insurance, Yearly medical checkup
  • 12 days of annual leave, plus 5 days of sick leave
  • 11 days of public holidays
  • 13-month salary, MacBook provided
  • Flexible working time (01 day of work-from-home per week)
  • Work-life balance. Long hours or overtime are not expected.
  • Annual performance review providing career growth opportunities
  • A team of diverse, fun, and welcoming people  


If you’re interested, we would love you to apply email, even if you are unsure if you meet all the criteria. Research shows that people from under-represented backgrounds are unlikely to apply unless they are certain they meet all the criteria.