Jobs Companies icortica Inc Full Stack Ruby on Rails Software Engineer

About this Full Stack Ruby on Rails Software Engineer role at icortica Inc

icortica Inc · Onsite · Billerica, Massachusetts, United States

We are seeking a Full Stack Ruby on Rails Engineer who is skilled at building scalable applications and comfortable leveraging AI in both development workflows and product features. You will work across the stack, from backend services and APIs to front-end interfaces, helping us deliver data-driven insights and workflow automation.

Responsibilities

  • Primary focus on developing integrations with third-party systems and our own API
  • Build and maintain full stack web applications with Ruby on Rails, PostgreSQL, and modern front-end frameworks
  • Write high-quality, well-tested code
  • Optimize application performance, scalability, and security
  • Collaborate with product and design teams to deliver features end-to-end
  • Contribute to code reviews, architecture discussions, and engineering best practices

Requirements

  • 1-2+ years in a startup environment
  • Strong proficiency with Ruby on Rails (5+ years professional experience preferred)
  • Solid understanding of PostgreSQL and relational database design
  • Knowledge of multi-tenant architectures and data privacy/security best practices
  • Experience with background job processing and automated testing
  • Front-end experience with HTML, CSS (Tailwind), JavaScript, and Hotwire (Stimulus and Turbo).
  • Demonstrated experience using AI tools (Cursor, Codex, Claude Code) in the development process
  • Experience with crafting fault tolerant, resilient, and observable integrations with 3rd party API’s

Benefits

  • Health Care Plan (Medical & Dental)
  • Paid Time Off (Vacation & Public Holidays)
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About icortica Inc

icortica helps businesses grow by improving customer retention and wallet share. We analyze sales data and guide sales and service teams to have the right conversations with the right customers at the right time. We are a fast-growing, innovative company looking for a motivated sales professional to join our team.

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