Ruby on Rails Engineer

■ The Opportunity
As our business continues to grow, we are looking for a Ruby on Rails engineer who can join our team and develop the application in cooperation with the product manager.

Working in the form of Squad, a small team can quickly and consistently engage in everything from design to development, testing and operation.

Also, there are a lot of opportunities to work with new languages and FWs other than the main language in an international environment.

■ Job Scope

Design and implementation function of the product in charge using Ruby on Rails.

Refactoring existing products for microservices.

Requirements definition and specification formulation in collaboration with product managers and designers

Architecture design based on requirements, middleware selection

Measurement of effects for quality improvement and implementation of service improvement measures

■ Development environment

Infrastructure: AWS, GCP

CI/CD：Circle CI / Codebuild

DB: Amazon Aurora (MySQL compatible edition), Elasticsearch, DynamoDB Configuration management: Ansible

Deploy / Build: CodePipeline, CodeBuild, CircleCI, GitHub Actions

IaC: Packer, Terraform

Monitoring: Datadog, bugsnag

Others: swagger, Docker, ZenHub, Figma, Slack / Jira

■ Requirements

Must-haves:

10+ years of experience in developing and operating Web services using Ruby on Rails

Experience in developing and operating Web applications using frameworks

Experience in schema design such as RDBMS and KVS and design of optimal query

Have knowledge of Web application security

Experience Test code implementation (Unit Test )

Good at English communication

Nice to haves:

Experience of discovering problems from logs and solving problems

Experience in developing systems using container technologies such as Docker and Kubernetes

Experience in designing architecture based on application requirements and selecting middleware

Experience of publishing and contributing OSS

External technical output experience (writing, technical blog, stage, etc.)