Senior Rails Developer

JobCubby; Baltimore (MD); On-site; USD 110,000 - 170,000; Full time

Job summary

JobCubby is seeking a Senior Rails Developer to design, build, and maintain scalable Ruby on Rails applications in a multi-tenant, multi-database setup.

You will integrate with external systems, manage background jobs, and uphold code quality through testing and reviews. Strong collaboration and communication are essential, with experience in SaaS or e-commerce a plus.

Qualifications

• 5+ years of professional Ruby on Rails experience.
• Experience with multi-tenant Rails apps and database partitioning.
• Experience integrating external APIs and webhook data flows.
• Proficiency with background job frameworks (ActiveJob, Sidekiq).
• Familiarity with Rails testing, CI/CD workflows.
• Experience with frontend build tools and modern development.
• Strong communication and teamwork abilities.
• Experience with event management, e-commerce, or SaaS.
• Knowledge of email marketing systems and third-party integrations.
• Familiarity with containerization and cloud deployment.

Responsibilities

• Design, develop, and maintain scalable Rails applications in a multi-tenant, multi-database environment.
• Implement and optimize integrations with external CRM systems using APIs and webhook-based data.
• Build and maintain background jobs for data synchronization, order processing, and outbound.
• Collaborate with team members to deliver features and resolve issues.
• Write and maintain tests; ensure code quality with automated linting.
• Participate in code reviews and architectural discussions.
• Troubleshoot issues and optimize performance across the stack.

Skills

Ruby on Rails

Multi-tenant architecture

Database partitioning

API integrations

Background jobs

CI/CD workflows

ActiveJob

Sidekiq

Frontend build tools

Cloud deployment

Containerization

Communication & collaboration

Tools

ActiveJob

Sidekiq

Job description

to apply - email only, no card. You can also save this posting or score it againstyour profile with AI.## About the roleDesign, develop, and maintain scalable Ruby on Rails applications within a multi-tenant and multi-database environment. Collaborate with the team to implement external system integrations, manage background jobs, and ensure high code quality through testing and reviews.## RequirementsRequires 5+ years of professional experience with Ruby on Rails and expertise in multi-tenant architectures and database partitioning. Candidates must be proficient in API integrations, background job frameworks, and modern CI/CD workflows.## Full descriptionThe RoleThe Senior Rails Developer role involves designing, developing, and maintaining scalable Ruby on Rails applications. The position requires working with multitenant architectures, integrating with external systems, and ensuring high code quality through testing and code reviews.Essential Job Duties & Functions* Design, develop, and maintain scalable Rails applications in a multi-tenant, multi-database environment.* Implement and optimize integrations with external CRM systems using APIs and webhook-based data* Build and maintain background jobs for data synchronization, order processing, and outbound* Collaborate with team members to deliver features and resolve* Write and maintain comprehensive tests and ensure code quality with automated linting* Participate in code reviews and architectural* Troubleshoot issues and optimize performance across the stack.Qualifications/Skills* 5+ years of professional experience with Ruby on Rails* Experience with multi-tenant Rails applications and database partitioning.* Experience integrating with external APIs and handling webhook-based data flows.* Proficiency with background job frameworks (e.g., ActiveJob, Sidekiq).* Familiarity with modern Rails best practices, testing, and CI/CD workflows.* Experience with frontend build tools and modern* Strong communication skills and ability to work collaboratively.* Experience with event management, e-commerce, or SaaS* Knowledge of email marketing systems and third-party integrations.* Familiarity with containerization and cloud deployment.