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Ruby on Rails Developer

[Company Name] is hiring a Ruby on Rails Developer to build, maintain, and scale our web application. You will work across the stack, from database models to API endpoints, shipping features that directly impact our users. This role suits developers who value clean code, convention over configuration, and rapid iteration.

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Key Responsibilities

  • Develop and maintain features in a Ruby on Rails monolith or service-oriented architecture
  • Design and build RESTful APIs consumed by frontend and mobile clients
  • Write database migrations, optimize queries, and manage ActiveRecord models
  • Ensure code quality through testing with RSpec or Minitest
  • Collaborate with designers and product managers to ship user-facing features
  • Troubleshoot and resolve production bugs and performance bottlenecks
  • Participate in code reviews and contribute to engineering standards

Required Skills & Experience

  • 3+ years of professional Ruby on Rails development
  • Strong understanding of MVC architecture and Rails conventions
  • Experience with ActiveRecord, database migrations, and SQL optimization
  • Proficiency with testing frameworks (RSpec, Minitest, or Capybara)
  • Familiarity with background job processing (Sidekiq, Resque, or DelayedJob)
  • Experience with RESTful API design and versioning
  • Comfortable with Git and collaborative development workflows

Nice-to-Have

  • Experience with frontend technologies (Hotwire, Turbo, Stimulus, or React)
  • Familiarity with containerization (Docker) and CI/CD pipelines
  • Experience scaling Rails applications (caching, load balancing, read replicas)
  • Knowledge of Ruby metaprogramming and gem development
  • Experience with GraphQL in a Rails context

Tech Stack

RubyRailsPostgreSQLRedisSidekiqRSpecHotwire / TurboDockerHeroku / AWS

What We Offer

  • Competitive salary and equity package
  • Flexible remote or hybrid work arrangement
  • Health, dental, and vision insurance
  • Annual learning and development budget
  • Generous PTO policy

Interview Process

  1. 1Recruiter phone screen (30 min)
  2. 2Technical phone screen: Ruby and Rails fundamentals (45 min)
  3. 3Take-home coding exercise: build a small Rails feature (2-3 hours)
  4. 4Live code review and pair programming session (60 min)
  5. 5Culture and team fit interview (30 min)

Hiring for this role? You might also need:

Interview Scorecards

Phone Screen

Recruiter Phone Screen (Universal)

General-purpose recruiter screen covering motivation, experience fit, and logistics.

Phone Screen

Technical Phone Screen — Backend

Assess backend skills: API design, databases, concurrency, and system thinking.

Coding Interview

Coding Interview — Backend

Live coding scorecard for backend: algorithms, data structures, and API implementation.

Email Templates

Sourcing

Cold Outreach — Passive Developer

A personalized first-touch email to engage passive developers who aren't actively job hunting.

Sourcing

Cold Outreach Follow-up

A concise follow-up email for candidates who didn't respond to your initial outreach.

Sourcing

Cold Outreach — Break-up Email

A final follow-up email that politely closes the outreach sequence while leaving the door open.

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