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PAR Technology

Senior Ruby on Rails Engineer

PAR Technology

. Working with the team, design and implement new functionality based on product objectives and requirements.

Posted 4/22/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $140,000 - $160,000 per yearWebsite

Tech Stack

Tools & technologies
GraphQLJavaScriptNode.jsReactRubyRuby on Rails

About the role

Key responsibilities & impact
  • Working with the team, design and implement new functionality based on product objectives and requirements.
  • Engage with the broader product engineering team to execute feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform.
  • Strive to continually learn, improve technology skills, expand knowledge of the Open Commerce platform technologies, and gain increasing versatility across the breadth of our platform systems.
  • Expand API and business logic, and as needed write or revise customer-facing API documentation.
  • Work with infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale.
  • Support operations and infrastructure teams for issue resolution on relevant Open Commerce applications or services running in production environments.

Requirements

What you’ll need
  • 3-5 years practical industry experience or equivalent building systems in Ruby on Rails
  • Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance
  • Proficiency using a variety of database technologies, both relational and non-relational
  • An ability to work in service-based architectures as well as well-factored Rails monolith applications
  • Ability to write clean code and the discipline to write effective automated tests to deliver high-quality system improvements
  • Excellent spoken and written communication skills
  • BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience
  • Experience with NodeJS and React
  • Experience in the retail and/or fuel & convenience industries
  • Experience working in distributed teams
  • Experience with Nest.js and/or GraphQL

Benefits

Comp & perks
  • Health insurance
  • 401(k) matching
  • Flexible work hours
  • Paid time off
  • Remote work options

ATS Keywords

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Hard Skills & Tools
Ruby on Railsbackend APIsdatabase technologiesservice-based architecturesautomated testsNodeJSReactNest.jsGraphQL
Soft Skills
communication skillsteam collaboration
Certifications
BS degree in Computer ScienceMS degree in Computer Science