Collectors is the leading creator of innovative technology that provides value-added services for collectors worldwide. We grade, authenticate, vault, and sell millions of record-setting collectibles, all while modernizing and digitalizing the process to further our mission of helping collectors pursue their passions. We’re always on the lookout for talented people to join our growing team. Our services span collectible trading cards, autographs, comic books, coins, video games, event tickets, and memorabilia. Our subsidiaries include PSA, PCGS, Beckett, SGC, and Card Ladder. Since our founding in 1986, we have graded and authenticated millions of items. We employ more than 3000 people across our headquarters in Santa Ana, California and offices in New Jersey, Texas, Florida, Japan, Shanghai, Hong Kong, Canada, Mexico, Germany, and France. As part of our interview process, we request that candidates have their cameras on during video interviews. This helps foster meaningful conversation and allows us to create an experience that closely resembles our standard working environment. Certain interview steps may take place by phone. For remote roles, and at our discretion, candidates may be asked to participate in an on-site interview as part of the final stages of the process. We understand there may be occasional circumstances requiring accommodation and are happy to discuss them as needed. Your recruiter will be able to clarify expectations and answer any questions you have. We’re looking for Full-Stack Stack Staff Software Engineers to help shape the future of the collectibles industry through scalable platforms, highly intricate grading architecture, and engaging customer experiences that power a connected ecosystem for collectors around the world. These are backend-leaning roles focus on building robust services, improving scalability and performance, and delivering innovative features and tooling that make collecting more seamless, trusted, and engaging. You’ll help drive the digital transformation of a rapidly evolving industry, contributing to both new innovation and the continued evolution of platforms that sit at the center of how collectors buy, sell, authenticate, grade, and engage with the things they love. We believe there is significant value in onsite partnership and team collaboration, and candidates within 1-hour commuting distance of the office may be expected to work onsite most of the time. Additional details will be discussed during the recruiting process. What You’ll Do: - Design and build scalable cloud-based systems on AWS that power core collectibles platforms and experiences - Develop APIs and backend services that enable seamless web and mobile customer journeys across buying, selling, authentication, and grading - Own technical architecture and delivery of end-to-end features, from design through deployment, with staff-level influence across teams - Work on highly intricate grading and authentication workflows that ensure trust, accuracy, and consistency at scale - Improve and evolve existing systems, identifying opportunities to enhance performance, scalability, and reliability - Leverage modern AI tools and techniques to accelerate development, improve engineering velocity, and explore new ways of building - Provide technical leadership through design reviews, code reviews, and mentorship, raising engineering quality across teams Who You Are: - 7+ years of software engineering experience building web applications, APIs, and distributed systems at scale - Experience at product-driven, tech-forward companies building service-oriented or microservice-based systems - 3+ years of hands-on AWS experience, including serverless and event-driven architectures - Use modern AI tools (e.g. Claude Cowork, Codex) as a crucial part of your development workflow to accelerate delivery, improve engineering velocity, and explore new approaches to building that drive team-wide productivity and innovation - Strong fundamentals in engineering (OOP, design patterns, testing, security, observability), with deep proficiency in at least one object-oriented language and ability and willingness to work across languages such as Python, C#, or Java - Familiarity with modern client-side frameworks (e.g., React, Next.js) and delivering consumer-facing digital experiences - Proven experience working in fast-paced, cross-functional product teams embedded with Product, Design, TPM, and Business partners, shaping requirements, tradeoffs, and execution end-to-end ​ The salary range for this position is $165,848 - $269,259. Actual compensation on this range varies based on a variety of non-discriminatory factors, including location, job level, experience, and skill set. This role may be eligible for bonuses, commissions, or other forms of compensation, please ask your recruiter for details. Collectors uses e-Verify to validate your ability to work legally in the United States. We are aware that there are instances where individuals are receiving job offers that fraudulently allege to be from Collectors or one of our business units. This type of fraud can be carried out through false websites, through fake e-mails claiming to be from the company or through social media. We never ask for personal information such as your bank account, Social Security numbers or National IDs, nor do we send or request payments for the purchase of business-related equipment. If you suspect fraud, please reach out to people@collectors.com. We are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by applicable law. We believe that a team that represents a variety of backgrounds, perspectives, and skills will better service the diverse community of collectors we support. If you require an accommodation to apply or interview with us due to a disability or special need, please email people@collectors.com. U.S. residents: for disclosures relating to personal information we collect during the employment application and recruitment process, please see our Privacy Notice for U.S. Applicants. If you are based in California, you can read information for California residents here.

• We are hiring a Software Engineer to enable Rula’s Revenue Cycle Management (RCM) team through the development of scalable platforms, services, and internal tooling that power critical business operations. • This person will be responsible for building and maintaining systems that support payments, claims submission, and operational workflows across the revenue cycle. • This person will apply strong software engineering fundamentals, product thinking, and a continuous improvement mindset to solve complex operational challenges. • You will be working closely with engineering, operations, and business stakeholders to improve efficiency, reliability, and cost effectiveness across one of Rula’s most important business functions.

• Design self-running loops • Build multi-agent swarms • Make verification first-class • Own agent state and memory • Ship the platform around the agents • Keep humans in the loop where it counts

• Build the Core Platform - Design and develop scalable applications, services, and APIs that power bookings, pricing, payments, guest experiences, and operations. • Create Powerful Automations - Build event-driven workflows that automate tasks previously performed by humans. • Develop AI-Powered Systems - Leverage LLMs, AI agents, and machine intelligence to streamline operations, improve decision-making, and enhance customer experiences. • Design API-First Architecture - Create robust APIs that enable seamless communication between internal systems, third-party providers, and future products. • Integrate the Ecosystem - Build and maintain integrations with platforms including Airbnb, Hostaway, Stripe, Twilio, OpenAI, Google, and other strategic partners. • Scale Infrastructure - Deploy and manage cloud-native infrastructure designed for reliability, performance, and global growth. • Solve Complex Operational Problems - Build solutions for: - Real-time reservation synchronization - Dynamic pricing intelligence - Smart key management - Automated guest communication - Operational forecasting - Cleaning and maintenance automation - AI-powered monitoring and alerts. • Move Fast - Own projects end-to-end - from idea to deployment - and continuously improve the systems you build.