Senior Backend Engineer

Loot Labs•Seattle, WA

1d•Remote

About The Position

Loot Labs is on a mission to make collecting fun. We are passionate about bridging the gap between collectible markets and avid collectors. We believe that every collectible tells a story: of passion, nostalgia, and discovery. Launched in 2023, our flagship product, Boxed.gg , reimagines how fans discover and own their favorite collectibles. Digital entertainment meets real-world collectibles delivered straight to fans' doorsteps, transforming the thrill of the hunt into a seamless, interactive experience. We are a global, remote-first company, with leadership from Microsoft, Boeing, Lucas Arts, Twitch, and 2K. As we continue to expand into new categories and launch new initiatives, Loot Labs is becoming the ultimate destination for collectors and brands alike. If you’re excited by creativity, community, and building something that sparks joy at scale, you’ll feel right at home here. Role Overview We’re hiring a Senior Backend Engineer to design and scale the systems behind our products. You’ll lead architecture discussions, ship secure and performant APIs, and collaborate closely across the stack. We’re looking for someone who doesn’t just write code, but owns the full system lifecycle from design to debugging to iteration. Location: Remote (US preferred) Occasional U.S. travel is required for in-person collaboration, team offsites, and company events. Type: Full-time Time Zone Requirement: Must have 5+ hours of overlap with US Pacific Time (9am–6pm PT) Language: Must be fluent in English and comfortable working in a fast-paced, collaborative environment

Requirements

Bring senior-level experience building production backend systems (typically 5+ years)
Design, build, and maintain reliable, scalable backend services using AWS (DynamoDB, Lambda, S3, AppSync, Cognito, SQS) and SST (v2 and v3), with Infrastructure as Code best practices.
Develop and maintain GraphQL APIs and application logic in TypeScript
Lead system design, data modeling, and architectural decisions for scalability, performance, and long-term maintainability, owning solutions from planning through launch and iteration
Implement robust security, authentication/authorization, and data protection
Maintain healthy production systems through CI/CD best practices, robust observability, and effective incident response
Collaborate with frontend, product, and design to deliver backend systems that enable seamless user experiences
Bring strong product sense and user empathy. Always build with the why in mind, not just the what
Proactively communicate, raise concerns early, and solve problems with teammates
Balance speed and robustness, making pragmatic trade-offs to deliver value quickly without sacrificing quality
Mentor others, share knowledge, and help raise the technical bar
Must have 5+ hours of overlap with US Pacific Time (9am–6pm PT)
Must be fluent in English and comfortable working in a fast-paced, collaborative environment

Nice To Haves

Experience with e-commerce systems, including payment processing, marketplaces, and order/fulfillment workflows
Familiarity with blockchain, cryptocurrency, or digital collectibles
Experience with OpenSearch / Elasticsearch
Experience building internal tools (e.g., Retool)
Experience with real-time and event-driven systems
Experience with data scraping or browser automation
Interest in collectibles, gaming, or creator platforms

Responsibilities

Bring senior-level experience building production backend systems (typically 5+ years)
Design, build, and maintain reliable, scalable backend services using AWS (DynamoDB, Lambda, S3, AppSync, Cognito, SQS) and SST (v2 and v3), with Infrastructure as Code best practices.
Develop and maintain GraphQL APIs and application logic in TypeScript
Lead system design, data modeling, and architectural decisions for scalability, performance, and long-term maintainability, owning solutions from planning through launch and iteration
Implement robust security, authentication/authorization, and data protection
Maintain healthy production systems through CI/CD best practices, robust observability, and effective incident response
Collaborate with frontend, product, and design to deliver backend systems that enable seamless user experiences
Bring strong product sense and user empathy. Always build with the why in mind, not just the what
Proactively communicate, raise concerns early, and solve problems with teammates
Balance speed and robustness, making pragmatic trade-offs to deliver value quickly without sacrificing quality
Mentor others, share knowledge, and help raise the technical bar