Full-Time

Ruby on Rails Engineer

PAR Tech

PAR Tech

1,001-5,000 employees

Integrated POS, loyalty, payments for hospitality

No salary listed

Remote in USA

Remote

Category
Software Engineering
Required Skills
NoSQL
Ruby
SQL
Microservices
REST APIs

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Requirements
  • 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
Responsibilities
  • 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
Desired Qualifications
  • 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

PAR Technology provides technology solutions for restaurants and retail, including point-of-sale systems, loyalty programs, digital ordering, restaurant operations software, payment services, and hardware. Its products are designed to work together as a unified platform, with strong emphasis on integrations that connect leading restaurant solutions to create a seamless operation. The company differentiates itself by focusing on a coordinated, “better together” approach across multiple product lines and leveraging over 40 years of industry experience to optimize customer workflows. Its main goal is to streamline operations, improve guest experiences, and support growth for its global client base by delivering integrated technology that covers front-end, back-end, and payment needs.

Company Size

1,001-5,000

Company Stage

IPO

Headquarters

New Hartford, Iowa

Founded

1968

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Simplify Jobs

Simplify's Take

What believers are saying

  • Decade-long Papa John's deal secures major enterprise revenue and supports ARR growth through 2036[1].
  • Bolla Rewards launch across 160+ C-store locations establishes PAR's foothold in convenience loyalty with mobile app integration[3][4].
  • Gold Star Chili completed fully unified stack with PAR Ordering and Pay, enhancing operational visibility across 55+ locations[1].

What critics are saying

  • McDonald's accounts for 21% of revenue, creating extreme concentration risk that could throttle pricing and ARR within 12–18 months[1].
  • PAR remains unprofitable with $84.5M net loss and negative FCF, while $250M convertible notes due 2031 force dilution and interest burdens[1].
  • No dedicated AI governance framework exists despite cloud-based POS risks; a single breach could expose 140,000+ locations and trigger existential FTC fines[1].

What makes PAR Tech unique

  • PAR Intelligence delivers a platform-wide agentic OS connecting POS, payments, and loyalty into one unified stack[4][5].
  • PAR Retail Drive™ AI offers convenience retailers natural language insights and automated loyalty campaign creation built on proprietary AI[1].
  • PAR embedded AI into its core platform earlier than competitors, enabling real-time guest insights across 140,000+ locations[2][3].

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Benefits

Remote Work Options

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Company News

6ix
Jul 8th, 2026
Gold Star Chili expands partnership with PAR Technology to fully unified platform.

Gold Star Chili expands partnership with PAR Technology to fully unified platform. Cincinnati's chili chain deepens its PAR relationship to power a seamlessly connected guest experience NEW HARTFORD, N.Y., July 08, 2026-(BUSINESS WIRE)-PAR Technology Corporation (NYSE: PAR), a leading technology provider powering multi-unit operators across restaurant, retail, and large-scale commerce, today announced that Gold Star Chili, the Cincinnati-style chili chain serving guests across more than 55 locations in the Tri-State region, has added PAR Ordering(TM) and PAR(R) Pay to its existing suite of PAR Hardware(TM), PAR POS(TM), and PAR(R) Punchh(R), completing a fully unified technology stack. The expansion comes at a moment when regional brands are finding that genuine guest loyalty, backed by the right technology, is one of the most durable competitive advantages in the restaurant industry. Building on a PAR Punchh loyalty partnership that has driven measurable gains in guest retention and visit frequency, Gold Star selected PAR Ordering and PAR Pay to complete its technology stack and further elevate the guest experience. The addition of PAR Ordering connects digital channels to the same platform already powering loyalty and operations, while PAR Pay brings payment activity natively into the same ecosystem - giving the brand a single view of its guests with the intelligence to take action in real time. "When a brand has spent 60 years earning guest trust, the technology behind the counter has to meet that same standard," said Savneet Singh, CEO of PAR Technology. "Regional brands like Gold Star have built something incredibly valuable: deep guest loyalty and genuine, long-term connections to their communities. By adding PAR Ordering and PAR Pay, Gold Star can simplify operations, gain better visibility across every transaction, and deliver a more seamless guest experience, all while preserving the qualities that have made the brand successful for generations. The brand is the hero, and successful tech vendors understand and work to enhance this." The decision to expand came from a straightforward premise: the more of the guest journey that runs through a unified platform, the smarter it gets. Gold Star's teams have seen firsthand how PAR Punchh turns loyalty interactions into insight and how PAR POS keeps high-volume service running smoothly across dozens of locations. Adding PAR Ordering and PAR Pay completes the loop, connecting digital ordering and payments to the loyalty and operations data already in place, so agentic workflows can surface opportunities, automate routine decisions, and ensure every guest touchpoint informs the next one. Gold Star Chili PAR Technology Corporation

Microsoft
Mar 13th, 2026
PAR Technology stock dips after pricing $250M convertible debt offering

PAR Technology (PAR) has priced a private offering of $250M aggregate principal amount of 4.00% Convertible Senior Notes due 2031. The company also granted to the initial purchasers of the notes a 13-day option to purchase up to an additional $15M aggregate principal amount of notes. The sale is expected to close on March 17, 2026, subject to satis...

Seeking Alpha
Mar 13th, 2026
PAR Technology prices $250M convertible debt offering at 4%, stock dips

PAR Technology has priced a private offering of $250 million in 4.00% convertible senior notes due 2031. The company has also granted initial purchasers a 13-day option to purchase an additional $15 million in notes. The stock dipped following the announcement of the convertible debt offering.

Yahoo Finance
Mar 4th, 2026
Activist investor urges PAR Technology to explore sale, stock jumps 6.5%

PAR Technology shares rose 6.5% to close at $18.68 after activist investor Voss Capital, which holds a 13.2% stake in the company, issued an open letter urging the board to explore strategic alternatives. The move signals potential interest in a sale to a private equity firm or another company at a premium to the current stock price. Voss Capital stated that PAR Technology's platform would be attractive to potential buyers. The announcement came one day after the company launched PAR Retail Drive AI, an artificial intelligence-powered product suite for convenience and fuel retailers. The stock remains down 47.7% year-to-date and is trading 73.8% below its 52-week high of $71.23, following disappointing fourth-quarter results that prompted analysts to sharply cut price targets earlier this month.

Business Wire
Mar 3rd, 2026
PAR Technology launches AI suite for convenience retailers with 10x faster insights

PAR Technology has launched PAR Retail Drive AI, an artificial intelligence-powered suite designed for convenience and fuel retailers. The platform provides real-time insights, automated workflows and strategic decision-making tools integrated directly into PAR's unified system. The suite comprises three modules: Drive Insights converts natural language questions into actionable data visualisations; Drive Action automates loyalty campaign creation; and Drive Strategy translates opportunities into actionable plans using macro trends and real-world data. PAR claims retailers can accelerate time-to-insight by up to 10 times whilst reducing manual effort. CEO Savneet Singh said the platform aims to help retailers operate more efficiently and understand customers better. The company expects the suite to deliver measurable outcomes in personalisation, operational efficiency and revenue growth.