Senior WMS Developer (Koerber / HighJump)

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 coins, trading cards, Funko Pops!, video games, event tickets, autographs, and memorabilia. Our subsidiaries include PSA, PCGS, SGC, WATA, and Card Ladder.Since our founding in 1986, we have graded and authenticated millions of items. We employ more than 1,900 people across our headquarters in Santa Ana and offices in Jersey City, Tokyo, Shanghai, Hong Kong, Toronto, Guadalajara, Dallas, and Paris.The PSA Vault is an expanding and vital part of the Collectors ecosystem, providing liquidity across business lines while ensuring the secure storage of unique, highly valuable items. The Vault operates a highly-customized WMS tailored to meet the demands of our unique inventory - handling hundreds of thousands of unique SKUs with real-time integration. Our WMS is integrated with backend microservices that bridge the capabilities of a warehouse management system to a vault management system.Building upon our recent acquisition of eBay’s vault business, the PSA Vault team faces the exciting challenge of expanding our operations across multiple physical facilities and scaling to handle exponentially more unique items and transactions. Our mission is to create seamless integration between our Vault operations and the rest of the Collectors ecosystem.We are looking for a Infios / Köerber / Highjump WMS Engineer to join our impactful Vault team, where you will contribute to architecting cutting-edge solutions to power a dynamic warehouse operation, delivering custom solutions to support complex business workflows. You will thrive on delivering custom solutions while collaborating with our warehouse operations and product teams to ensure that our systems scale seamlessly and remain the reliable backbone of our rapidly-growing business.

• What You’ll Do :
• Design, develop, and configure Infios WMS (formerly Körber / HighJump) solutions that align with business goals and drive operational success.
• Build, configure, and manage API endpoints using API Designer to enable seamless system integrations.
• Create custom features, reports, and workflows within Infios WMS to improve efficiency and effectiveness.
• Implement and refine warehouse processes, including inventory management, order fulfillment, picking, packing, shipping, and receiving, to maximize productivity.
• Continuously monitor and tune Infios WMS performance to maintain optimal system reliability and performance.
• Partner with warehouse managers, product managers, and IT teams to translate requirements into practical, value-driven solutions.
• Collaborate across teams to identify root causes, resolve challenges, and support continuous improvement initiatives.
• Deliver reliable technical support and proactive system maintenance to ensure smooth daily operations.
• Contribute to business continuity by providing responsive on-call support on a rotational basis.
• Who You Are :
• Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent work experience.
• Over 4 years of proven success in developing and implementing Infios / Körber / HighJump WMS solutions.
• Extensive experience with Advantage Architect, Page Editor, and other Infios WMS tools.
• Advanced proficiency in MS SQL Server, including expertise with complex queries, stored procedures, functions, and database objects.
• Strong problem-solving abilities and adept at troubleshooting complex system issues.
• Demonstrated expertise in WMS solution design, implementation, and long-term support.
• Comprehensive knowledge of warehouse operations, logistics, inventory control, and supply chain processes.
• Highly detail-oriented with a strong commitment to quality, reliability, and system stability.
• Excellent communication and interpersonal skills, fostering effective collaboration across cross-functional teams and stakeholders.
• Infios / Körber / HighJump certification(s) is a valued plus.
• The salary range for this position is $135,549 - $220,067. 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.
• Reasons To Join Us :
• Health Insurance : All full-time employees are eligible to enroll in Medical, Dental, and Vision
• Additional Benefits : Full-time employees are eligible for fertility, commuter, and educational assistance benefits
• 401(K) Matching Plan : We are proud to offer a competitive 401k matching plan to our employees to support their future financial goals
• Vacation : All salaried employees are eligible for flexible time-off
• Holiday Pay : All regular, full-time employees are eligible for ten company paid holidays
• Employee Discounts : Employees receive discounts on select grading services for approved submissions
• 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 activitiesCandidates must be authorized to work in the United States.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 jobs@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
• If you are based in California, you can read information for California residents

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