Role Description We’re looking for a Senior Backend Engineer to help design, build, and scale tvScientific’s contract and billing systems that support direct advertisers, internal teams, and Finance. This role focuses on building backend services that can support a wide range of contract structures and billing models while maintaining strong guarantees around correctness, auditability, and operational reliability. You’ll work on systems that must operate accurately across different commercial relationships and external partners, ensuring our contract logic remains consistent, flexible, and maintainable as the business scales. This is a high-impact backend role at the intersection of revenue, finance, and customer operations, where clear domain modeling, data integrity, and sound engineering judgment matter more than any specific implementation approach. - Design and implement backend systems for contract lifecycle management, including creation, versioning, approvals, amendments, and renewals - Build and evolve contract management capabilities (e.g., terms, payouts, attribution rules, eligibility, and partner-specific logic) for our CPA Contract/Billing model - Support the expansion of CPM billing model contracts, including rate management, impression-based calculations, and integrations with billing and finance systems - Develop APIs and services that serve customers, internal operations teams, and finance stakeholders - Partner closely with Product, Finance, and Data teams to translate business requirements into robust technical solutions - Ensure systems are auditable, accurate, and compliant, with strong data integrity guarantees - Improve system observability, reliability, and performance as contract volume and complexity scale - Own backend services and data models related to contracts and billing - Lead technical design discussions and make pragmatic architectural decisions - Write clean, well-tested, and maintainable code with a strong focus on correctness - Drive improvements in data consistency, validation, and error handling across contract workflows - Review code and mentor other engineers, setting a high bar for backend quality - Collaborate cross-functionally to support new deal structures and evolving business models Qualifications - Experience with billing/contract mechanisms (specifically affiliate platforms) - Bachelor’s degree in computer science, a related field or equivalent experience - Experience building large-scale full-stack products - Deep understanding of web development and best practices in React/Redux - Strong experience with programming languages Javascript and Python/Java - Strong software engineering principles and practices - Strong collaboration and communication skills - Demonstrated ability to use AI to improve speed and quality in your day-to-day workflow for relevant outputs - Strong track record of critical evaluation and verification of AI-assisted work (e.g., testing, source-checking, data validation, peer review) - High integrity and ownership: you protect sensitive data, avoid over-reliance on AI, and remain accountable for final decisions and deliverables Requirements - Experience working closely with finance or accounting teams - Background in building audit-friendly or compliance-sensitive systems Benefits - Base salary range: $155,584 — $320,320 USD - Eligible for equity Company Description tvScientific is the first and only CTV advertising platform purpose-built for performance marketers. We leverage massive data and cutting-edge science to automate and optimize TV advertising to drive business outcomes. Our solution combines media buying, optimization, measurement, and attribution in one, efficient platform. Our platform is built by industry leaders with a long history in programmatic advertising, digital media, and ad verification who have now purpose-built a CTV performance platform advertisers can trust to grow their business.

• As a Sr Backend AEM Developer, you are passionate about experience innovation and eager to push the boundaries of what’s possible. • You bring 5 years of experience, a growth mindset, and a drive to make a lasting impact. • You will thrive in this role if you are a curious problem solver who challenges the status quo. • A collaborator who values teamwork and knowledge-sharing. • Excited by the intersection of technology, creativity and data. • Experienced in Agile methodologies and consulting (a plus).

• As a Sr Backend AEM Developer, you are passionate about experience innovation and eager to push the boundaries of what’s possible. • You will thrive in this role if you are: • A curious problem solver who challenges the status quo • A collaborator who values teamwork and knowledge-sharing • Excited by the intersection of technology, creativity and data • Experienced in Agile methodologies and consulting (a plus)

Sr. Ruby on Rails Engineer Location Remote United States Employment Type Full time Location Type Remote Department Engineering Compensation - $140K – $160K The base salary range for this position is commensurate with work location, experience, skills, certifications, education, and prior accomplishments. The position may be eligible for additional compensation, including a bonus, commission and/or equity, as applicable. For over four decades, PAR Technology Corporation (NYSE: PAR) has been a leader in restaurant technology, empowering brands worldwide to create lasting connections with their guests. Our innovative solutions and commitment to excellence provide comprehensive software and hardware that enable seamless experiences and drive growth for over 100,000 restaurants in more than 110 countries. Embracing our "Better Together" ethos, we offer Unified Customer Experience solutions, combining point-of-sale, digital ordering, loyalty and back-office software solutions as well as industry-leading hardware and drive-thru offerings. To learn more, visit partech.com or connect with us on LinkedIn, X (formerly Twitter), Facebook, and Instagram. Position Description: We are looking for a Ruby on Rails Engineer who is ready to take ownership of meaningful features. You aren’t just a ticket-taker; you’re a problem solver. You’ll be joining a collaborative team where code quality, automated testing, and thoughtful system design are the standards, not the exceptions. Position Location: Remote, United States Reports To: Engineering Manager What We’re Looking For: · 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 Additional skills: · 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 Unleash your potential: What you will be doing and owning: · 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. Interview Process: - Interview #1: Video Screen with Talent Acquisition Team - Interview #2: Video interview with the Hiring Manager (via MS Teams) - Interview #3: Technical video interview with the Team (via MS Teams) PAR is proud to provide equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. We also provide reasonable accommodations to individuals with disabilities in accordance with applicable laws. If you require reasonable accommodation to complete a job application, pre-employment testing, a job interview or to otherwise participate in the hiring process, or for your role at PAR, please contact accommodations@partech.com. If you’d like more information about your EEO rights as an applicant, please visit the US Department of Labor's website.