Collectors

Senior Software Engineer, Back-End (Vault)

US Remote - California · Senior · Full-time

Sponsorship not specified$141k-$229kDetected 27 days ago

JavaC#Distributed SystemsBackend DevelopmentObject-Oriented ProgrammingCode ReviewAWSInventory ManagementLeadershipCollaborationMentoring

About the role

The Vault sits at the center of the Collectors ecosystem, connecting grading, marketplace, fulfillment, and ownership experiences across trading cards, coins, video games, and other collectibles.
As collectors increasingly transact digitally, the Vault serves as the trusted foundation that powers asset ownership, inventory management, transfers, and commerce at scale.
This is a high-impact role on a team responsible for some of Collectors' most strategic platform capabilities, helping shape the future of digital collecting and ownership.

Design and build scalable cloud-based systems on AWS that power core collectibles platforms and experiences
Develop APIs and backend services
Own technical architecture and delivery of end-to-end features, from design through deployment, with senior-level influence across teams
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
5+ years of software engineering experience building web applications, APIs, and distributed systems at scale
Strong fundamentals in engineering (OOP, design patterns, testing, security, observability)
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
401(K) Matching Plan: We are proud to offer a competitive 401k matching plan to our employees to support their future financial goals
Collectors uses e-Verify to validate your ability to work legally in the United States.

2+ years of hands-on AWS experience, including serverless and event-driven architectures
Your recruiter will be able to clarify expectations and answer any questions you have.

The salary range for this position is $140,971-$228,870 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.
Holiday Pay: All regular, full-time employees are eligible for ten company paid holidays

Full-time employees are eligible for fertility, commuter, and educational assistance benefits
Vacation: All salaried employees are eligible for flexible time-off
Holiday Pay: All regular, full-time employees are eligible for ten company paid holidays
Flexible Hours: Many of our teams offer flexible schedules with varying shifts and will work with you to accommodate your needs
Fun Working Environment: Our team members are invited to participate in celebrations, holiday events, and team building activities

All regular, full-time employees are eligible for ten company paid holidays
Use modern AI tools (e.g. Claude Code CLI, 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
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.

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This listing is sourced directly from Collectors's careers page and normalized into a canonical job model.