Collectors Universe, Inc.

Staff Software Engineer leading the architecture and technical direction of Collectors’ external APIs and collectibles data platform. The role combines backend systems, data pipelines, API strategy, reliability, and cross-functional technical leadership across a high-impact product ecosystem.

Staff Applied AI Engineer who owns an entire business domain’s AI portfolio, from identifying opportunities through production deployment and measured impact. This hands-on, product-minded builder will create agentic applications, establish reusable patterns, and help scale the Applied AI team’s practices.

Senior Full-Stack Engineer building scalable marketplace experiences for Collectors’ customer-facing Power Packs products, backend services, internal tools, and collection-system integrations. The role is backend-strong while owning meaningful frontend work with modern web technologies.

Staff Software Engineer leading Beckett’s modernization from legacy PHP and Java systems to scalable TypeScript, NestJS, and Next.js services. The role owns architecture, drives multi-quarter migrations, mentors engineers, and establishes standards for reliable, secure, AI-assisted development.

Build and evolve the backend services, event-driven pipelines, APIs, and internal applications that power Collectors’ high-volume grading and authentication operations. This senior role is backend-focused while offering opportunities to deliver features through the frontend.

Collectors is seeking a Security Operations Engineer to build detection engineering, incident response, threat hunting, and security automation capabilities across cloud, SaaS, identity, and on-premises environments. The role combines hands-on AWS security operations with cross-functional influence, telemetry ownership, and shared on-call responsibilities.

Senior Software Engineer building the PSA Liquidity Platform, connecting buyers and sellers across PSA Partner Offers and eBay Consignment. This high-impact full-stack role owns marketplace systems, pricing and targeting engines, and end-to-end product delivery at scale.

Lead the technical direction of Collectors’ Payments domain, designing scalable backend systems that power transactions across its marketplace and collecting ecosystem. This Staff-level role combines deep payments expertise, architectural ownership, cross-functional leadership, and mentorship.