• Architect the Auction Engine: Build and scale the high-concurrency bidding and listing systems that power 9-figure annual GMV. • Ship AI-Powered Liquidity: Develop next-gen features that leverage AI to provide instant valuations and upfront liquidity to our consignors and sellers. • Personalize the Hobby: Use data and machine learning to build rich, personalized discovery experiences that match unique collectibles to the right buyers. • Empower Power Users: Design and launch sophisticated management tools for everyone from high-frequency "power sellers" to veteran hobbyists. • Own the Experience: Build end-to-end—from the low-latency backend logic required for live bidding to the sleek, responsive UI where the action happens. • Drive Technical Excellence: Mentor the team and set the standard for code quality, system reliability, and performance.

• Engineer Financial Integrity: Build and maintain our custom-built double-entry ledger system to ensure every cent is accounted for across the platform. • Own Lending Infrastructure: Design and scale our lending products—from the logic of credit disbursements to the automated lifecycle of loan management. • Architect Integrations: Design and implement robust integrations with payment gateways and banking partners, ensuring 99.99% reliability and seamless reconciliation. • Own the UX of Money: Create high-trust user interfaces for payments and lending that make complex financial actions feel simple, transparent, and secure. • Balance Rigor with Speed: Make thoughtful trade-offs between rapid feature shipping and the uncompromising correctness required for financial systems. • Be a Multiplier: Level up the team through rigorous code reviews, technical documentation, and mentorship.

• Develop efficient infrastructure and tools for automating complex software processes • Implement advanced test harnesses, benchmarking frameworks, and analytical tools to characterize and optimize the performance and efficiency of our software and hardware platforms • Work with engineering teams to understand needs, define requirements, and deliver efficient solutions • Set performance goals, monitor feedback, analyze data, and make continuous improvements for system reliability • Contribute to defining technical strategies and roadmaps for our platform automation initiatives

• Define and support nuclear industry configuration management practices, document management, and change control processes for new commercial nuclear power plant projects • Drive specification, development, implementation, and operation of assigned CM processes consistent with GEH and regulatory requirements • Develop in-depth knowledge of CM processes and tools for nuclear plant projects; coordinate GEH project CM processes with other organizations • Assist with engineering configuration management implementation activities inside GEH, in partnership with Information Technology (IT) and support CM interface activities at suppliers • Master the project Information Management System and engineering design tool suites necessary to maintain CM equilibrium • Coordinate project CM processes and tools with those of major suppliers • Support Engineering and Project Management in planning, assessment, reporting and tracking activities and in preparation of related presentations and reports • Work within a diverse team environment to execute work plans and schedules as applicable for mission success • Perform work in compliance with policies and procedures • Support GEH quality requirements, including participation in design reviews, and initiating and responding to Corrective Actions • Provide on-time, quality delivery of documentation packages in accordance with contract requirements, business procedures, and regulatory agency guidelines